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Part Manufacturer Description Last Check Distributor Ordering
UC3843BCD1G ON Semiconductor N/A 98 (Nov 2016) Rochester Electronics Buy
UC3843BD ON Semiconductor Date Code: 0204 7 (Nov 2016) Area51 Buy
UC3843BD ON Semiconductor Switching Controllers 52kHz 1A Current PWM (Oct 2016) Mouser Electronics Buy
UC3843BD STMicroelectronics IC CTRLR PWM CURR-MODE HP 8-SOIC 48 from $0.60 (Nov 2016) Quest Components Buy
UC3843BD1 Motorola Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, SOP 1,222 from $0.1950 (Nov 2016) Quest Components Buy
UC3843BD1 ON Semiconductor Switching Controllers 52kHz 1A Current PWM (Nov 2016) Mouser Electronics Buy
UC3843BD1 ON Semiconductor N/A 308 from $0.27 (Nov 2016) Rochester Electronics Buy
UC3843BD1 STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N 1 from $0.2862 (Nov 2016) Arrow Electronics Buy
UC3843BD1 STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N (Alt: UC3843BD1) 9,600 from €0.1614 (Dec 2016) Avnet Buy
UC3843BD1 STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N 1 from $0.3490 (Dec 2016) Chip1Stop Buy
UC3843BD1 STMicroelectronics IC REG CTRLR BOOST/FLYBACK 8SO 2,314 from $0.3696 (Dec 2016) Digi-Key Buy
UC3843BD1 STMicroelectronics Switching Controllers 0.5mA Current Mode 4,583 from $0.2820 (Dec 2016) Mouser Electronics Buy
UC3843BD1 STMicroelectronics Power Conversion from $0.4970 (Dec 2016) Newark element14 Buy
UC3843BD1 STMicroelectronics Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, SOP 1,480 from $0.1950 (Nov 2016) Quest Components Buy
UC3843BD1 STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N 1,800 from $0.2266 (Nov 2016) Verical Buy
UC3843BD1013TR STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N T/R 2,500 from $0.2479 (Nov 2016) Arrow Electronics Buy
UC3843BD1013TR STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N T/R (Alt: UC3843BD1013TR) 27,500 from €0.1603 (Dec 2016) Avnet Buy
UC3843BD1013TR STMicroelectronics - 60 from $0.5850 (Dec 2016) Bristol Electronics Buy
UC3843BD1013TR STMicroelectronics Current Mode PWM Controller 1A 8-Pin SO N T/R 2,500 from $0.2890 (Dec 2016) Chip1Stop Buy
UC3843BD1013TR STMicroelectronics PMIC - Spannungsregler - DC-DC-Schaltkontroller STMicroelectronics UC3843BD1013TR SO-8 60 from €0.81 (Sep 2016) Conrad Electronic Buy

UC3843B* Datasheet

Part Manufacturer Description PDF Type Ordering
UC3843B N/A Shortform IC and Component Datasheets (Plus Cross Reference Data)
ri

1 pages,
68.01 Kb

Scan Buy
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UC3843B Motorola HIGH PERFORMANCE CURRENT MODE CONTROLLERS
ri

16 pages,
401.58 Kb

Original Buy
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UC3843B On Semiconductor High Performance Current Mode Controller
ri

20 pages,
365.1 Kb

Original Buy
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UC3843B STMicroelectronics HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
ri

15 pages,
133.07 Kb

Original Buy
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UC3843B STMicroelectronics HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
ri

15 pages,
226.74 Kb

Original Buy
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UC3843BD Motorola HIGH PERFORMANCE CURRENT MODE CONTROLLERS
ri

16 pages,
401.59 Kb

Original Buy
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UC3843BD Motorola High Performance Current Mode Controller
ri

14 pages,
399.48 Kb

Original Buy
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UC3843BD On Semiconductor 1A, 52kHz (250kHz Max) Current Mode PWM Control Circuit with 8.4V UVLO Threshold and 96% Max Duty Cycle; Package: SOIC 14 LEAD; No of Pins: 14; Container: Rail; Qty per Container: 55
ri

21 pages,
397.69 Kb

Original Buy
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UC3843BD On Semiconductor High Performance Current Mode Controller
ri

20 pages,
291.89 Kb

Original Buy
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UC3843BD STMicroelectronics HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
ri

15 pages,
226.75 Kb

Original Buy
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UC3843B*

Catalog Datasheet MFG & Type PDF Document Tags
Abstract: Improved oscillator accuracy Minidip / SO-8 UC3843B 500 12 8.4 7.6 30 Up to 500 ... STMicroelectronics
Original
datasheet

19 pages,
2847.37 Kb

sg3524 PWM GENERATOR with mosfet SG2525 l6561 flyback pfc led sg3525 pwm IC L5970 lm337 so-8 lm317 so-8 VIPER22A dc-dc SG2525 SG3525 current mode control L6598 SG3525 SG3525 IC sg3525 application note SG3525 constant current control smps sg3525 circuit with sg3525 LM723 uc3843a a uc3843b TEXT
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Abstract: MT3336 STP4119 UC3842B UC3842B UC3843B UC3844B UC3844B UC3845B UC3845B UC3842BV UC3842BV UC3843BV UC3844BV UC3844BV UC3845BV UC3845BV UC384X UC384X Type CS5101 CS5101 ... ON Semiconductor
Original
datasheet

354 pages,
2375.64 Kb

SMA CASE 403D-02 footprint LM 3842 Circuit diagram forward converter tl494 MRC 100-6 tl494 buck dc/dc converter sg3525 MC34063 Boost MOSFET tl494 PWM dc to dc boost regulator sg3535a sg3525 pwm INVERTER Full-bridge SG3525 mc34063 step up with mosfet mc34063 step down with mosfet sg3525 application note Full-bridge SG3525 APPLICATION NOTES TEXT
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Abstract: UC3842D UC3842D UC3842N UC3842N UC3842AD UC3842AD UC3842AN UC3842AN UC3842BD UC3842BD UC3842BN UC3842BN UC3842AD UC3842AD UC3842AN UC3842AN UC3843AD UC3843AD UC3843AN UC3843AN UC3843BD UC3843BN , UC3843BD UC3843BN UC3843D UC3843D UC3843N UC3843N MIC5205 MIC5205 LP2985 LP2985 MC78PCxx series MC78PCxx series MAX809 MAX809 MAX810 MAX810 MAX809 MAX809 , Semiconductor Replacement UC2842BD1 UC2842BD1 UC2843BD1 UC2843BD1 UC2844BD1 UC2844BD1 UC2845BD1 UC2845BD1 UC3842BD1 UC3842BD1 UC3843BD1 UC3844BD1 UC3844BD1 UC3845BD1 UC3845BD1 ON ... Texas Instruments
Original
datasheet

441 pages,
3275.57 Kb

HCF4053BE hd74ls14p 74HC541d LM3524N SN7407N equivalent HEF4093BP dm74ls47n HEF4093BP datasheet free download semiconductor TEXT
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Abstract: RSN35H2 strf6267 RSN35H1 MCZ3001D Current Mode Controller UC3842B UC3842B, UC3843B, UC2842B UC2842B, UC2843B UC2843B, NCV3843B NCV3843B High Performance Current Mode ... Dalbani Catalog
Original
datasheet

68 pages,
5366.5 Kb

HIS0169C str50092 pioneer PAL007A MX0842 PAL007 TA8268HS PAL007A RSN313H25 STK407-070B STRG6153 FN1016 UPC2581V PAL005A stk442-130 STK411-220E STK411-230E TEXT
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Abstract: UC3843BD1 SOIC-8 98 Units/Rail UC3843BD1R2 SOIC-8 2500 Tape & Reel UC3843BDR2 SOIC , +150 °C Operating Ambient Temperature UC3842B UC3842B, UC3843B UC2842B UC2842B, UC2843B UC2843B UC3842BV UC3842BV, UC3843BV , , UC3843BV Thigh = +70°C for UC3842B UC3842B, UC3843B; +85°C for UC2842B UC2842B, UC2843B UC2843B; +105°C for UC3842BV UC3842BV, UC3843BV , , UC2843B UC2843B; -40°C for UC3842BV UC3842BV, UC3843BV Thigh = +70°C for UC3842B UC3842B, UC3843B; +85°C for UC2842B UC2842B, UC2843B UC2843B , , UC3843B; -25°C for UC2842B UC2842B, UC2843B UC2843B; -40°C for UC3842BV UC3842BV, UC3843BV Thigh = +70°C for UC3842B UC3842B, UC3843B ... ON Semiconductor
Original
datasheet

12 pages,
307.07 Kb

SG7815ACP mc1455p1 LM317T applications MC4741CP lm339n china lm358n substitution TL497CN LM78M05CP LM317t circuit TA78012AP TA76494P SN75150N MC3346P rc741dn RC4136N "cross reference" NE555V RC4558DN LM317T 9667PC N5741V TEXT
datasheet frame
Abstract: Temperature UC3842B UC3842B, UC3843B UC2842B UC2842B, UC2843B UC2843B UC3842BV UC3842BV, UC3843BV, NCV3843BV NCV3843BV TA Storage Temperature , . Tlow = 0°C for UC3842B UC3842B, UC3843B; ­25°C for UC2842B UC2842B, UC2843B UC2843B; ­40°C for UC3842BV UC3842BV, UC3843BV Thigh = +70°C for UC3842B UC3842B, UC3843B; +85°C for UC2842B UC2842B, UC2843B UC2843B; +105°C for UC3842BV UC3842BV, UC3843BV NCV3843BV NCV3843BV: Tlow = , , UC2843B UC2843B; ­40°C for UC3842BV UC3842BV, UC3843BV Thigh = +70°C for UC3842B UC3842B, UC3843B; +85°C for UC2842B UC2842B, UC2843B UC2843B , , UC3843B; ­25°C for UC2842B UC2842B, UC2843B UC2843B; ­40°C for UC3842BV UC3842BV, UC3843BV Thigh = +70°C for UC3842B UC3842B, UC3843B ... DigiKey Electronics Catalog
Original
datasheet

2896 pages,
143404.98 Kb

LG color tv Circuit Diagram tda 9370 equivalent amplifier for STA540 600va ups circuit diagrams transistor 13001 B 8d circuit diagram of luminous 600va UPS DK55 600va numeric ups circuit diagrams schematic diagram atx Power supply 500w TEXT
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Abstract: ) UC3843BV - 4 0 t o +105 UC3843B 0 to + 70 N/626 N/626 D/751 D/751 A D1/751 D1/751 N/626 N/626 D/751 D/751 A D 1/751 N/626 N/626 5.0 ± 1.0 ... ON Semiconductor
Original
datasheet

2 pages,
51.38 Kb

TL494 smps circuit HIGH PERFORMANCE OFF-LINE CONTROLLER NCP10 tl494 OFFLINE tl494 "Current Mode Controller" NCP1217 off-line flyback regulator uc3844 off-line flyback regulator uc3845 SMPS WITH TL494 flyback smps uc3845 tl494 smps tl494 tl494 PWM flyback TEXT
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Archived Files

Abstract Saved from Date Saved File Size Type Download
ST | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER UC2842BD UC2842BD UC2842BN UC2842BN UC2843BD UC2843BD UC2843BN UC2843BN UC2844BD UC2844BD UC2844BN UC2844BN UC2845BD UC2845BD UC2845BN UC2845BN UC3842BD UC3842BD UC3842BN UC3842BN UC3843BD UC3843BN UC3844BD UC3844BD UC3844BN UC3844BN UC3845BD UC3845BD UC3845BN UC3845BN HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER Document Number: 4299 Date Update: 04/03/99 Pages: 15 The document is available in the following formats: Portable Document Format and Raw Text Format
/datasheets/files/stmicroelectronics/stonline/books/all/4299-v1.htm
STMicroelectronics 31/03/1999 1.02 Kb HTM 4299-v1.htm
UC2842BD UC2842BD UC2842BN UC2842BN UC2843BD UC2843BD UC2843BN UC2843BN UC2844BD UC2844BD UC2844BN UC2844BN UC2845BD UC2845BD UC2845BN UC2845BN UC3842BD UC3842BD UC3842BN UC3842BN UC3843BD UC3843BN (off), ideally suited off-line applications The corresponding thresh - olds for the UC3843B and UC3845B UC3845B are 8.5 V and 7.9 V. The UC3842B UC3842B and UC3843B can operate to duty cycles approaching 100%. A range of ; UC3842BD1 UC3842BD1 UC2843BD1 UC2843BD1; UC3843BD1 UC2844BD1 UC2844BD1; UC3844BD1 UC3844BD1 UC2845BD1 UC2845BD1; UC3845BD1 UC3845BD1 UC2842BN UC2842BN; UC3842BN UC3842BN UC2843BN UC2843BN; UC3843BN UC2844BN UC2844BN; UC3844BN UC3844BN UC2845BN UC2845BN; UC3845BN UC3845BN ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit V i
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/4299-v2.htm
STMicroelectronics 14/06/1999 16.52 Kb HTM 4299-v2.htm
No abstract text available
/download/52779216-609110ZC/ncp1216 isspice templates .zip ()
On Semiconductor 10/08/2006 114.52 Kb ZIP ncp1216 isspice templates .zip
No abstract text available
/datasheets/files/stmicroelectronics/stonline/db/xref-v2.txt
STMicroelectronics 11/06/1999 1361.18 Kb TXT xref-v2.txt
No abstract text available
/datasheets/files/stmicroelectronics/stonline/db/psearch.txt
STMicroelectronics 02/02/2001 240.03 Kb TXT psearch.txt
No abstract text available
/datasheets/files/stmicroelectronics/stonline/db/psearch-v5.txt
STMicroelectronics 11/06/1999 195.53 Kb TXT psearch-v5.txt
UC2844BN UC2844BN UC2845BD UC2845BD UC2845BN UC2845BN UC3842BD UC3842BD UC3842BN UC3842BN UC3843BD UC3843BN UC3844BD UC3844BD UC3844BN UC3844BN UC3845BD UC3845BD UC3845BN UC3845BN
/datasheets/files/stmicroelectronics/stonline/pnsearch/static/408.htm
STMicroelectronics 31/03/1999 15.62 Kb HTM 408.htm
UC2843BN UC2843BN UC2844BD UC2844BD UC2844BN UC2844BN UC2845BD UC2845BD UC2845BN UC2845BN UC3842BD UC3842BD UC3842BN UC3842BN UC3843BD UC3843BN UC3844BD UC3844BD
/datasheets/files/stmicroelectronics/stonline/pnsearch/static/151.htm
STMicroelectronics 31/03/1999 24.28 Kb HTM 151.htm
No abstract text available
/download/71733749-609099ZC/ncp1203i.zip ()
On Semiconductor 10/08/2006 90.8 Kb ZIP ncp1203i.zip
No abstract text available
/datasheets/files/stmicroelectronics/stonline/db/xref-v3.txt
STMicroelectronics 20/10/2000 1842.28 Kb TXT xref-v3.txt

Texas Instruments Cross Reference Results

Texas Instruments Part Industry Part Manufacturer Type Comment Description
TL2843B Buy UC3843B Buy On Semiconductor Direct Replacement High-Performance Current-Mode PWM Controller
TL3843B Buy UC3843B Buy On Semiconductor Direct Replacement High-Performance Current-Mode PWM Controller

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