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POWEREST Texas Instruments Power Estimation Tool (PET)
TL3845D-8 Texas Instruments Current-Mode PWM Controller 8-SOIC 0 to 70
TL3845DR-8 Texas Instruments Current-Mode PWM Controller 8-SOIC 0 to 70
TL3845DRE4-8 Texas Instruments Current-Mode PWM Controller 8-SOIC 0 to 70
TL3845DRG4 Texas Instruments Current-Mode PWM Controller 14-SOIC 0 to 70
TL3845DRE4-14 Texas Instruments 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14

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3845 PWM power supply application note

Catalog Datasheet MFG & Type PDF Document Tags
Abstract: -2845/CS-3845 o « â'¢ u o> CURRENT MODE PWM CONTROL CIRCUIT in in m » ni DESCRIPTION The CS , , . When the power supply sees a sudden large output current Increase, the control voltage will Increase , occurs at 16V and turn Off at 10V. In the CS-2845/CS-3845 turn on is at 8.4V and turn Off at 7.6V. Other , output for driving capacitive loads, such as gate of a power MOSFET. The output is low in the off state -
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CS-3844N CS-3845N CS-3844D CS-3844DW CS384X 3844n 2844N CS3844N CS-2844/CS-3844 CS-2845/CS-3845 CS-3844/45 CS-3844
Abstract: CS-2844/CS-3844 CS-2845/CS-3845 o CA CURRENT MODE PWM CONTROL CIRCUIT cn I , _ Operating Supply Current 0.5 11 0.5 11 Vfb=Vsense=0V Ri=1QK. Cr=3.3nF lcc=25mA PWM Section 46 50 0 , power switch with extraneous leakage currents. Fig. 1 3844/3845 TIMING DIAGRAM Rt/Ct OSC. ose , change during changes of input supply voltage. When the power supply sees a sudden large output current , TYPICAL AND MAXIMUM POWER DISSIPATION BY SECTION Supply Current (Voltage Fed Mode): Pa TYP = Vcc TYP -
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CS-2844N and application note for pwm ic 3844 3845d 3844D SO14 2845N 3845D SO14 VC 3844 CS-3845D 14LS0 CS-3845DW CS-2845N CS-2844J
Abstract: compensation, however, is beyond the scope o f this application note. 1.5 Isense Current Comparator/PWM Latch , ALPHA SEMICONDUCTOR Excellence in Analog Power Products AS3842/3843/3844/3845 Current , Unity Gain Bandwidth1 Power Supply Rejection Ratio Output Sink Current Output Source Current Output , 70 -1 150 2.85 3.15 V/V V Level Shift2 Maximum Input Signal1 Power Supply Rejection , . 4-35 AS3842/3843/3844/3845 APPLICATION INFORMATION Section 1 - Theory o f Operation 1.1 -
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as3843 application note buck pin diagram of ic 3843 ic 3843 AS3842 equivalent 3842 boost converter 8 pin ic 3844 for 5 volts AS3842/3843/3844/3845 AS3842/3 UC3842/43/44/45 AS3842/3/4/5
Abstract: the scope of this application note. 1.5 Isense Current Comparator/PWM Latch The current sense , ALPHA SEMICONDUCTOR Excellence in Analog Power Products AS3 842/3 843/3844/3845 Current Mode , 843/3844/3845 ABSOLUTE MAXIMUM RATINGS Supply Voltage (ICc < 30 mA , Power Supply Rejection Ratio 12 < Vcc < 25V 70 60 dB Output Sink Current Vfb = 2.3 V, Vcomp = 1.1V 6 2 , Vsense â'" 0V 1.5 V Maximum Input Signal2 Vcomp â'" 5V 1 0.9 1.1 V Power Supply Rejection Ratio 12 -
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AS3842 PWM IC 8 PIN DIP 3844 PIN CONFIGURATION OF IC 3844 3844 pwm circuits pcb design on uc3842 AS3844
Abstract: .13 Product Selection Guides Competitive Cross References Power Supply ICs - Switching , . 23 CS-2844/2845/3844/3845 Current Mode PWM Control Circuit with 50% Max Duty C y c le , Current Mode Controller. 211 3 Power Supply IC s - Linear Regulators , . 449 Power Supply ICs - Voltage CS-1009 Driver ICs - Instrumentation CS-289 CS-2907/2917 CS-4101 CS , . 611 CS-3842A Application Note -
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H-bridge speed control 12v 10a 3844B 5PIN BUCK CS-209A linear regulator application igbt ignition CS-2841B CS-2842A/3842A/2843A/3843A CS-2844/2845/3844/3845
Abstract: POWER DISSIPATION BY SECTION Supply Current (Voltage Fed Mode): Pa T Y P = V cc T Y P (lC T Y P ) = 15 , CURRENT MODE PWM CONTROL CIRCUIT DESCRIPTION FEATURES: T h e C S -3 8 4 4 /4 5 provides all , number of external components. â'¢ â'¢ CS-3844/3845 SERIES CS-2844/CS-3844 CS-2845/CS-3845 , output for driving capacitive loads, such as gate of a power M OSFET. The output is low in the off , NC Å' Ã Vcc 1 SENSE E NC E 3 R t/ C t E I] POWER GROUND OUTPUT -
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CS-3844/3845 CSX84X CS284X 14LSO 16LSO
Abstract: Freescale Semiconductor Application Note Document Number: AN3600 Rev. 0.1, 01/2010 MC13783 Switcher Settings to Optimize ±1MHz ModORFS Performance by: Power Management and Audio Application Team , objective of this application note is to provide the customer with recommendations concerning MC13783 , an optimized one. 2 RFX300-30 Power Supply Interface Figure 1 shows the interconnections , -30 Power Supply Interface . . . . . . . 1 3 MC13783 Buck Switchers Architecture and Control . . . . . . . Freescale Semiconductor
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MC13873 HC12
Abstract: processing by SUNPLUS for such applications. Please note that application circuits illustrated in this , user to establish high end application programs which need complex algorithm and big data base. The SPDC512A supports programmable I/O pin definition capability to extend user application. I/O data port , cascaded to a single 16 bits timer/counter. With one 7-bit PWM analog output, SPDC512A can drive buzzer or , . Programmable CPU clock can slow down system to save battery power consumption. LCD interface structure is Sunplus Technology
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P27P-P20P IC 1458 function generator function generator with 1458 ic P06-P timer OSC32I single chip computer P37P 512KB OSCP/OSC32I/OSC32O P07P-P00P P17P-P10P
Abstract: processing by SUNPLUS for such applications. Please note that application circuits illustrated in this , user to establish high end application programs which need complex algorithm and big data base. The SPDC256A supports programmable I/O pin definition capability to extend user application. I/O data port , cascaded to a single 16 bits timer/counter. With one 7-bit PWM analog output, SPDC256A can drive buzzer or , . Programmable CPU clock can slow down system to save battery power consumption. LCD interface structure is Sunplus Technology
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2257 P10P 256KB P37P-P30P
Abstract: . 19 Interface, Power Supply and Driver Selection G u id e s , .39 CS2844/2845/3844/3845 Current Mode PWM Control Circuit w ith 50% Max Duty C y c le , : t / o n t i n u r d Power Supply ICs - Sw itching Regulators and C ontrollers (continued , : i , 3.3V, 100mA Low D ropout Linear Regulator . 1005 Power Supply ICs - -
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OF IC 723 linear regulator Variable Reluctance Sensor Interface switching power supply with 3843b relay cross reference 1233 airbag 723 voltage regulator ic CS3842AAN CS5101AN SR-001 SR-002 SR-003 SR-004
Abstract: . Please note that application circuits illustrated in this document are for reference purposes only , user to establish high end application programs which need complex algorithm and big data base. The SPDC1000A1 provides programmable I/O pin definition capability to extend user application. I/O data port , directly since it has one 7-bit PWM analog output. It also can be programmed to send DTMF signals in telephone applications. Programmable CPU clock can slow down the system to reduce battery power consumption Sunplus Technology
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ic 3525 pwm application 2149 RAM 3525 PWM 2149 Sunplus Caller ID ic 3525 internal block diagram X32O/X32I
Abstract: APPLICATION NOTE A COST EFFECTIVE ULTRA FAST Ni-Cd BATTERY CHARGER by L. Wuidart, J.M. Ravon , the primary side of a 220V ac off-line Switch Mode Power Supply, SMPS, see figure 1. Contrary to , pulse transformer. In this application, the level shifter is simply an auxiliary winding of the power , . An output current ripple of 25% instead of the typical 1/5 APPLICATION NOTE Figure 1. Ultra fast Ni-Cd battery charger schematic 2/5 APPLICATION NOTE 10% encountered in conventional STMicroelectronics
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ST6210 uc3845 isolated smps uc3845 half bridge UC 3845 uc3845 smps uc3845 application smps AN433
Abstract: Note DN1025 Jeff Zhang Introduction A new regulator architecture the LTC3600 (first introduced with , the design can be customized with external RC components. The device also features a power good , . These features, combined with less than 1A supply current in shutdown, VIN overvoltage protection and output overcurrent protection, make this regulator suitable for a wide range of power applications. L , 0.1F 8 RUN 50A 5 + 10F ­ 2.2H SW PWM CONTROL AND SWITCH DRIVER ERROR Linear Technology
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div-50S linear voltage regulators 3 to 4 amp LT3080 12VIN
Abstract: regulation, pulse-by-pulse current limiting and inherent protection of the power supply output switch. The , Manufacturer SGI844/SGI845 SERIES ABSOLUTE MAXIMUM RATINGS (Note 1 & 2) Supply Voltage (lcc < 30mA , OPERATING CONDITIONS (Note 2) Supply Voltage Range , oscillator frequency vs. rt for various c, APPLICATION CIRCUITS (Note 8) ' 7(12) CC IN â r Y 7(111 6(10 , application information for 0.5mA. calculation of the component values. Note 8. Pin numbers referenced are -
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SG2844Y SG3844Y SG3844M SG3845M SG2844D SG2844 Series SG1844 Application Notes SG1844I2844I3844 SG1845/2845/3845 SG1844/45 SG2844/45 SG3844/45 SG1845J
Abstract: Note 506 Jeff Zhang Introduction A new regulator architecture the LTC3600 (first introduced with the , components. The device also features a power good output, adjustable soft-start or voltage tracking and selectable continuous/discontinuous mode operation. These features, combined with less than 1A supply current , suitable for a wide range of power applications. L, LT, LTC, LTM, Linear Technology, the Linear logo and , 7 GND 13 VOUT 11 2.2uH + ­ ERROR AMP PWM CONTROL AND SWITCH DRIVER VOUT 3.3V 22uF ISET Linear Technology
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high voltage regulator schematic
Abstract: through the primary of the transformer. The output voltage of the power supply is simulated byfeeding , > \ ^TELEDYNE COMPONENTS TC18C42/3/4/5 TC28C42/3/4/5 TC38C42/3/4/5 BiCMOS CURRENT MODE PWM CONTROLLER FEATURES â  â  â  â  â  â  â  Low Power BiCMOS Design Tough CMOSâ"¢ Construction Low Supply Current.1.0 mA Typ @ 100 kHz Wide Supply Voltage Operation.8V to 18V , . 140 ns Typ Pin Compatible with UC3842/3843/3844/3845 TELEDYNE COMPONENTS 3bE D â -
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TC28C42 UC3842/3843/3844/3845 0G7321 C28C42/3/4/5 G0073S5
Abstract: WTELEDYNE COMPONENTS TC18C42/3/4/5 TC28C42/3/4/5 TC38C42/3/4/5 BiCMOS CURRENT MODE PWM CONTROLLER FEATURES Low Power BiCMOS Design Tough CMOSTM Construction Low Supply Current 1.0 mATyp @ 100 kHz Wide Supply Voltage Operation.8V to 18V Latch-Up Immunity.500 mA on , DESCRIPTION The TC38C42/3/4/5 are current mode BiCMOS PWM control ICs. With a low 1.0 mA supply current along , transformer. The output voltage of the power supply is simulated by feeding some'of the reference voltage into -
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TC38C42 3843 PWM power supply application note
Abstract: MOTOROLA Order this document by AN1689/D SEMICONDUCTOR APPLICATION NOTE AN1689 Motorola , : R38010@email.sps.mot.com; Tel.: 33 5 61 19 90 12 The following application note summarizes the Motorola solution to , task for Switch­Mode Power Supply (SMPS) designers. This sentence becomes pregnant when you tackle , could imagine a big power supply (e.g. 200W for a TV) which first starts and gives the starting pulse , shuts the big SMPS down, but the MC34063 circuit is still alive, consuming very little power to supply Motorola
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uc3845 SCHEMATIC smps flyback MC34063 mc34063 flyback uc3845 power supply schematic flyback smps uc3845 uc3845 schematic MC33363B
Abstract: appear at the Output (Pin 6) when Pin 1 is at its lowest state (Vo l )- This occurs when the power supply , the power supply output is overloaded or if output voltage sensing is lost. Under these conditions , supply to exhibit an instability when the output is lightly loaded. This spike is due to the power , guartantee that the 1C is fully functional before the output stage is enabled. The positive power supply , mount package provides separate pins for V c (output supply) and Power Ground. Proper implementation -
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UC3845 flyback application note off-line flyback regulator uc3845 uc38450 UC 3845 PWM IC flyback uc3845 application uc3845 flyback UC3844 UC2844 UC3845 SO-14 UCX844 UCX845
Abstract: GM38C42, GM38C43, GM38C44, GM38C45 HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS Power Management , trimmed oscillator discharge current and Application Current-mode, off-line, switched-mode power , Voltage(Note 6) VDD 18 V Switch Supply Voltage VD 18 V Current Sense Voltage , Power Output: Totem - pole output. 7 VDD Analog Supply (Input): Controller circuitry supply , Power Supply Rejection Ratio Output Sink Current Output Source Current Unity Gain Bandwidth 2.42 Gamma Microelectronics
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flyback uc3842 power supply stepdown uc3842 GM34063 1N765B UC3842 power supply with uc3842 GM38C4 UC284 UC3842/ GM34063/ GM34063E
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