LMK325BJ476MM Search Results

LMK325BJ476MM Datasheets (4)

Part	Manufacturer	Description	Datasheet Type	PDF	PDF Size	Page count
LMK325BJ476MMHP	Taiyo Yuden	Capacitors - Ceramic Capacitors - CAP CER 47UF 10V X5R 1210	Original	PDF	770.5KB
LMK325BJ476MMHT	Taiyo Yuden	Ceramic Capacitors, Capacitors, CAP CER 47UF 10V 20% X5R 1210	Original	PDF		48
LMK325BJ476MM-P	Taiyo Yuden	Capacitors - Ceramic Capacitors - CAP CER 47UF 10V X5R 1210	Original	PDF	438.13KB
LMK325BJ476MM-T	Taiyo Yuden	Ceramic Capacitors, Capacitors, CAP CER 47UF 10V 20% X5R 1210	Original	PDF		1

LMK325BJ476MM Price and Stock

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TAIYO YUDEN


TAIYO YUDEN LMK325BJ476MM-P CAP CER 47UF 10V X5R 1210
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey ()	LMK325BJ476MM-P	Digi-Reel	120,803		1	1 $0.63 10 $0.39 100 $0.27 1000 $0.24 10000 $0.24	Buy Now
	LMK325BJ476MM-P	Cut Tape	120,803		1	1 $0.63 10 $0.39 100 $0.27 1000 $0.24 10000 $0.24	Buy Now
	LMK325BJ476MM-P	Reel	120,000		1,000	1 - 10 - 100 - 1000 $0.20 10000 $0.17	Buy Now
Avnet Americas	LMK325BJ476MM-P	Reel	27,000	14 Weeks	1,000	1 - 10 - 100 - 1000 $0.12 10000 $0.12	Buy Now
Mouser Electronics	LMK325BJ476MM-P		2,608			1 $0.63 10 $0.39 100 $0.27 1000 $0.20 10000 $0.17	Buy Now
Newark	LMK325BJ476MM-P	Reel			1,000	1 $0.20 10 $0.20 100 $0.20 1000 $0.20 10000 $0.19	Buy Now
Onlinecomponents.com	LMK325BJ476MM-P					1 - 10 - 100 - 1000 $0.17 10000 $0.16	Buy Now

Quest Components	LMK325BJ476MM-P		10,400			1 $1.53 10 $1.53 100 $1.53 1000 $1.53 10000 $0.46	Buy Now
TTI	LMK325BJ476MM-P	Reel			1,000	1 - 10 - 100 - 1000 $0.15 10000 $0.14	Buy Now
Avnet Asia	LMK325BJ476MM-P			14 Weeks	2,000	1 - 10 - 100 - 1000 - 10000 -	Get Quote
Win Source Electronics	LMK325BJ476MM-P		2,830			1 - 10 - 100 - 1000 $0.11 10000 $0.07	Buy Now
TAIYO YUDEN LMK325BJ476MM-T CAP CER 47UF 10V X5R 1210
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey ()	LMK325BJ476MM-T	Digi-Reel	85,720		1	1 $0.80 10 $0.50 100 $0.35 1000 $0.35 10000 $0.35	Buy Now
	LMK325BJ476MM-T	Cut Tape	85,720		1	1 $0.80 10 $0.50 100 $0.35 1000 $0.35 10000 $0.35	Buy Now
	LMK325BJ476MM-T	Reel	85,500		500	1 - 10 - 100 - 1000 $0.23 10000 $0.22	Buy Now
Mouser Electronics	LMK325BJ476MM-T		11,801			1 $0.80 10 $0.50 100 $0.35 1000 $0.22 10000 $0.20	Buy Now
Verical	LMK325BJ476MM-T		7,500		500	1 - 10 - 100 - 1000 $0.28 10000 $0.25	Buy Now
Onlinecomponents.com	LMK325BJ476MM-T		7,500			1 - 10 - 100 - 1000 $0.22 10000 $0.20	Buy Now
Bristol Electronics ()	LMK325BJ476MM-T		19,500		10	1 - 10 $0.54 100 $0.35 1000 $0.17 10000 $0.14	Buy Now
	LMK325BJ476MM-T		1,252			1 - 10 - 100 - 1000 - 10000 -	Get Quote
	LMK325BJ476MM-T		500		8	1 - 10 $0.68 100 $0.44 1000 $0.22 10000 $0.22	Buy Now

Quest Components ()	LMK325BJ476MM-T		15,600			1 $0.64 10 $0.64 100 $0.64 1000 $0.64 10000 $0.19	Buy Now
	LMK325BJ476MM-T		15,600			1 $0.73 10 $0.73 100 $0.73 1000 $0.73 10000 $0.16	Buy Now
	LMK325BJ476MM-T		533			1 $1.27 10 $1.27 100 $0.64 1000 $0.51 10000 $0.51	Buy Now
	LMK325BJ476MM-T		400			1 $0.90 10 $0.90 100 $0.45 1000 $0.27 10000 $0.27	Buy Now
	LMK325BJ476MM-T		392			1 $0.64 10 $0.64 100 $0.38 1000 $0.32 10000 $0.32	Buy Now
	LMK325BJ476MM-T		125			1 $0.38 10 $0.38 100 $0.26 1000 $0.26 10000 $0.26	Buy Now
TTI	LMK325BJ476MM-T	Reel	13,000		500	1 - 10 - 100 - 1000 $0.22 10000 $0.20	Buy Now
Velocity Electronics	LMK325BJ476MM-T		71			1 - 10 - 100 - 1000 - 10000 -	Get Quote
Chip-Germany GmbH	LMK325BJ476MM-T		500			1 - 10 - 100 - 1000 - 10000 -	Get Quote
Master Electronics	LMK325BJ476MM-T		7,500			1 - 10 - 100 - 1000 $0.22 10000 $0.20	Buy Now
Win Source Electronics	LMK325BJ476MM-T		2,860			1 - 10 - 100 - 1000 $0.11 10000 $0.07	Buy Now
TAIYO YUDEN LMK325BJ476MMHT CAP CER 47UF 10V X5R 1210
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey ()	LMK325BJ476MMHT	Reel	1,500		500	1 - 10 - 100 - 1000 $0.29 10000 $0.26	Buy Now
	LMK325BJ476MMHT	Digi-Reel	1,500		1	1 $0.88 10 $0.56 100 $0.39 1000 $0.39 10000 $0.39	Buy Now
	LMK325BJ476MMHT	Cut Tape	1,500		1	1 $0.88 10 $0.56 100 $0.39 1000 $0.39 10000 $0.39	Buy Now
Avnet Americas	LMK325BJ476MMHT	Reel		12 Weeks	500	1 - 10 - 100 - 1000 $0.23 10000 $0.21	Buy Now
Mouser Electronics	LMK325BJ476MMHT		722			1 $0.88 10 $0.56 100 $0.39 1000 $0.28 10000 $0.26	Buy Now
Newark	LMK325BJ476MMHT	Reel			500	1 $0.33 10 $0.33 100 $0.33 1000 $0.33 10000 $0.30	Buy Now
TTI	LMK325BJ476MMHT	Reel			500	1 - 10 - 100 - 1000 $0.24 10000 $0.22	Buy Now

NexGen Digital	LMK325BJ476MMHT		7,500			1 - 10 - 100 - 1000 - 10000 -	Get Quote
TAIYO YUDEN LMK325BJ476MMHP CAP CER 47UF 10V X5R 1210
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey ()	LMK325BJ476MMHP	Digi-Reel	539		1	1 $0.83 10 $0.53 100 $0.37 1000 $0.33 10000 $0.33	Buy Now
	LMK325BJ476MMHP	Cut Tape	539		1	1 $0.83 10 $0.53 100 $0.37 1000 $0.33 10000 $0.33	Buy Now
	LMK325BJ476MMHP	Reel			1,000	1 - 10 - 100 - 1000 $0.29 10000 $0.24	Buy Now
Avnet Americas ()	LMK325BJ476MMHP	Ammo Pack			1	1 $0.97 10 $0.45 100 $0.40 1000 $0.40 10000 $0.40	Buy Now
	LMK325BJ476MMHP	Reel		11 Weeks	1,000	1 - 10 - 100 - 1000 $0.21 10000 $0.20	Buy Now
Mouser Electronics	LMK325BJ476MMHP		1,804			1 $0.83 10 $0.53 100 $0.37 1000 $0.29 10000 $0.23	Buy Now
Verical	LMK325BJ476MMHP		570		160	1 - 10 - 100 - 1000 $0.37 10000 $0.37	Buy Now
TTI ()	LMK325BJ476MMHP	Reel	4,000		1,000	1 - 10 - 100 - 1000 $0.29 10000 $0.27	Buy Now
	LMK325BJ476MMHP	Reel			1,000	1 - 10 - 100 - 1000 $0.22 10000 $0.20	Buy Now

Avnet Abacus	LMK325BJ476MMHP	Reel		17 Weeks	1,000	1 - 10 - 100 - 1000 - 10000 -	Buy Now
TAIYO YUDEN LMK325BJ476MM8P CAP CER 47UF 10V X5R 1210
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey	LMK325BJ476MM8P	Reel			1,000	1 - 10 - 100 - 1000 $0.34 10000 $0.34	Buy Now
Avnet Americas	LMK325BJ476MM8P	Reel		11 Weeks	1,000	1 - 10 - 100 - 1000 $0.31 10000 $0.24	Buy Now
Mouser Electronics	LMK325BJ476MM8P		519			1 $1.00 10 $0.68 100 $0.49 1000 $0.34 10000 $0.31	Buy Now
Newark	LMK325BJ476MM8P	Reel			1,000	1 $0.38 10 $0.38 100 $0.38 1000 $0.38 10000 $0.34	Buy Now
Avnet Abacus	LMK325BJ476MM8P			17 Weeks	1,000	1 - 10 - 100 - 1000 - 10000 -	Buy Now

Find more LMK325BJ476MM price and stock on Findchips.com

LMK325BJ476MM Datasheets Context Search

Catalog Datasheet	Type	Document Tags	PDF
lmk325bj476mm-t Contextual Info: Spec Sheet CERAMIC CAPACITORS High Value Multilayer Ceramic Capacitors High dielectric type LMK325BJ476MM-T Features Item Summary 10V, X5R, 47 F, ±20%, 1210 Lifecycle Stage Mass Production Standard packaging quantity (minimum) Taping Embossed 500 pcs Products characteristics table	Original	LMK325BJ476MM-T X5R/-55 lmk325bj476mm-t	PDF
Contextual Info: Spec Sheet CERAMIC CAPACITORS High Value Multilayer Ceramic Capacitors High dielectric type LMK325BJ476MM-T Features Item Summary 10V, X5R, 47 F, ±20%, 1210 Lifecycle Stage Mass Production Standard packaging quantity (minimum) Taping Embossed 500pcs Products characteristics table	Original	LMK325BJ476MM-T 500pcs	PDF
Contextual Info: Spec Sheet CERAMIC CAPACITORS MLCC High dielectric type for Industrial / Automotive Comfort and Safety Applications LMK325BJ476MMHT Features Item Summary 10V, X5R, 47 F, ±20%, 1210 Lifecycle Stage Mass Production AEC-Q200 qualified Standard packaging quantity (minimum)	Original	LMK325BJ476MMHT AEC-Q200 500pcs	PDF
Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520	PDF
EMK316BJ226ML-T Abstract: TMK316BJ106KL-T GMK325BJ106KN-T GMK316B7105KL-T JMK316BJ226ML-T LMK316B7106KL-T cap 1210 GMK325BJ106KN JMK325BJ107MY-T taiyo Contextual Info: TAIYO-HICVCAP-V3 Taiyo Yuden 1206/1210 High Cap Value Ceramic Capacitor Kit Case Size PartNo. 1206 1206 1206 1206 1206 1206 1206 1206 1206 1206 1206 1210 1210 1210 1210 1210 1210 1210 1210 1210 1210 1210 1210 GMK316B7105KL-T TMK316B7225KL-T TMK316BJ475KL-T	Original	GMK316B7105KL-T TMK316B7225KL-T TMK316BJ475KL-T TMK316BJ106KL-T EMK316BJ475KL-T EMK316BJ106KL-T EMK316BJ226ML-T LMK316B7106KL-T LMK316BJ226ML-T JMK316BJ226ML-T EMK316BJ226ML-T TMK316BJ106KL-T GMK325BJ106KN-T GMK316B7105KL-T JMK316BJ226ML-T LMK316B7106KL-T cap 1210 GMK325BJ106KN JMK325BJ107MY-T taiyo	PDF
Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 16-ball 20-Lead	PDF
TXS0102DCT Contextual Info: User's Guide SLLU169 – July 20112 SN65LVCP1414 Evaluation Module EVM The Texas Instruments SN65LVCP1414 Evaluation Module (EVM) board is used to evaluate the SN65LVCP1414, 14.2-Gbps quad-channel, dual mode linear-redriver with signal conditioning. This	Original	SLLU169 SN65LVCP1414 SN65LVCP1414, TXS0102DCT	PDF
TRANSISTOR SMD K23 Abstract: B DIN 5463 Contextual Info: User's Guide SLAU296 – October 2009 ADS54RF63-ADX4 Single-channel, 12-bit, 2.2 GSPS Evaluation Module EVM 1 2 3 4 5 6 7 8 9 10 Contents Introduction . 2	Original	SLAU296 ADS54RF63-ADX4 12-bit, TRANSISTOR SMD K23 B DIN 5463	PDF
EN5396Q Contextual Info: EN5396QI 9A Synchronous Buck PWM DC-DC Converter with Integrated Inductor External Output Voltage Programming RoHS Compliant Description Features The EN5396QI is a Power Supply on a Chip PwrSoC DC-DC converter. It is specifically designed to meet the precise voltage and fast	Original	EN5396QI EN5396QI EN5396Q	PDF
Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520	PDF
G003 Abstract: TPA2013D1 TPA2013D1RGP TPA2013D1RGPR TPA2013D1YZH Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 G003 TPA2013D1 TPA2013D1RGP TPA2013D1RGPR TPA2013D1YZH	PDF
DALE PT 30-2 PULSE TRANSFORMER Abstract: d28 sot23 PA0801 2501 optocoupler 330pF 200V 68uF 10V SANYO TRANSISTOR SOT23 16TQC68M 2N7002-SOT23 AC Transformer 50A 100V Contextual Info: QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 1032A 36V-72VIN, ISOLATED SYNCHRONOUS FORWARD LTC3725/LTC3726 DESCRIPTION Demonstration circuit 1032A is a high power isolated synchronous forward converter featuring the LTC3725 and LTC3726 When powered from a 3672V input, a single DC1032A provides an isolated	Original	6V-72VIN, LTC3725/LTC3726 LTC3725 LTC3726 DC1032A 300kHz DC1031A-A/B/C DC888A-A/B/C DALE PT 30-2 PULSE TRANSFORMER d28 sot23 PA0801 2501 optocoupler 330pF 200V 68uF 10V SANYO TRANSISTOR SOT23 16TQC68M 2N7002-SOT23 AC Transformer 50A 100V	PDF
35HVP47M Abstract: protected switches low-dropout linear voltage regulator 3838F RFB21 LTC3833 Contextual Info: LTC3838 Dual, Fast, Accurate StepDown DC/DC Controller with Differential Output Sensing DESCRIPTION FEATURES Wide VIN Range: 4.5V to 38V, VOUT: 0.6V to 5.5V n ±0.67% Output Voltage Accuracy Over Temperature, Differential Output Voltage Sensing, Allowing Up to	Original	LTC3838 500mV 200kHz LTC3850-2 250kHz 780kHz LTC3829 770kHz LTC3853 35HVP47M protected switches low-dropout linear voltage regulator 3838F RFB21 LTC3833	PDF
Contextual Info: Enpirion Power Datasheet EN5365QI 6A PowerSoC Voltage Mode Synchronous Buck PWM DC-DC Converter with Integrated Inductor 3-Pin VID Output Voltage Select Description Features This Altera Enpirion solution is a Power System on a Chip PowerSoC . It is specifically designed	Original	EN5365QI	PDF

Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 16-ball 20-Lead	PDF
Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 16-ball 20-Lead	PDF
LQH32PN4R7N Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 16-ball 20-Lead LQH32PN4R7N	PDF
Contextual Info: LTC3838-1 Dual, Fast, Accurate Step-Down DC/DC Controller with Dual Differential Output Sensing DESCRIPTION FEATURES Wide VIN Range: 4.5V to 38V, VOUT: 0.6V to 5.5V n Two Independent Channels: Dual/Single Output n Output Voltage Regulation Accuracy: ±0.67%	Original	LTC3838-1 500mV 200mV 200kHz LTC3861/LTC3861-1 LTC3850/LTC3850-1 LTC3850-2 250kHz 780kHz 38381f	PDF
Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 16-ball 20-Lead	PDF
lqh32pn Abstract: diode SDD 64 G003 TPA2013D1 TPA2013D1RGP TPA2013D1RGPR TPA2013D1YZH LQH55PN3R3NR0 Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 lqh32pn diode SDD 64 G003 TPA2013D1 TPA2013D1RGP TPA2013D1RGPR TPA2013D1YZH LQH55PN3R3NR0	PDF
CKG57NX5R1C107M Abstract: GRM32ER61A106KA01B Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 16-ball 20-Lead CKG57NX5R1C107M GRM32ER61A106KA01B	PDF
LQH32PN4R7NN0 Abstract: GRM32ER61A106KA01 C1206C106K8PACTU DE2812C TPA2013D1 LMK316BJ106ML-T LMK316BJ106KL-TR SLOA126 LQH55PN3R3NR0 LMK316BJ106ML Contextual Info: Application Report SLOA126 – December 2008 TPA2013D1 Boost Converter Component Specification Stephen Crump . Audio and Imaging Products ABSTRACT Loss of output power is a common problem in battery-powered systems as the battery	Original	SLOA126 TPA2013D1 TPA2013D, LQH32PN4R7NN0 GRM32ER61A106KA01 C1206C106K8PACTU DE2812C LMK316BJ106ML-T LMK316BJ106KL-TR SLOA126 LQH55PN3R3NR0 LMK316BJ106ML	PDF
EN5365 Abstract: EN5365QI TRANSISTOR C 6090 J-STD-020A LMK316BJ226ML-T LMK325BJ476MM-T EN5365Q lMK325 LMK325BJ476MM Contextual Info: EN5365QI 6A Voltage Mode Synchronous Buck PWM DC-DC Converter with Integrated Inductor 3-Pin VID Output Voltage Select RoHS Compliant Halogen Free Description Features This Enpirion solution is a Power System on a Chip PowerSoC . It is specifically designed to	Original	EN5365QI EN5365 EN5365QI TRANSISTOR C 6090 J-STD-020A LMK316BJ226ML-T LMK325BJ476MM-T EN5365Q lMK325 LMK325BJ476MM	PDF
classd 5.1 circuit diagram schematics Abstract: LMK325BJ476MM-T diode SDD 64 high power fet audio amplifier schematic LMK316BJ226ML-T LQH3NPN schematic boost PWM converter G003 TPA2013D1 TPA2013D1RGP Contextual Info: TPA2013D1 www.ti.com SLOS520 – AUGUST 2007 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES APPLICATIONS • • • • • 1 • • • • • • • • • • • High Efficiency Integrated Boost Converter	Original	TPA2013D1 SLOS520 classd 5.1 circuit diagram schematics LMK325BJ476MM-T diode SDD 64 high power fet audio amplifier schematic LMK316BJ226ML-T LQH3NPN schematic boost PWM converter G003 TPA2013D1 TPA2013D1RGP	PDF

LMK325BJ476MM Search Results

LMK325BJ476MM Datasheets (4)

LMK325BJ476MM Price and Stock

TAIYO YUDEN LMK325BJ476MM-P

TAIYO YUDEN LMK325BJ476MM-T

TAIYO YUDEN LMK325BJ476MMHT

TAIYO YUDEN LMK325BJ476MMHP

TAIYO YUDEN LMK325BJ476MM8P

LMK325BJ476MM Datasheets Context Search

lmk325bj476mm-t

EMK316BJ226ML-T

TXS0102DCT

TRANSISTOR SMD K23

EN5396Q

G003

DALE PT 30-2 PULSE TRANSFORMER

35HVP47M

LQH32PN4R7N

lqh32pn

CKG57NX5R1C107M

LQH32PN4R7NN0

EN5365

classd 5.1 circuit diagram schematics