UC25 Search Results

LM2577 sepic

Abstract: sepic converter 12v 30A
Contextual Info: [application • I INFO U N IT R O D E I UC2577-12/15 B T available Simple Step-Up Fixed Voltage Regulators FEATURES DESCRIPTION • Requires Few External Components • NPN Output Switches 3.0A, 65V max • Extended Input Vottage Range: 3.0V to 40V • Current Mode Operation for Improved

transformer for lm2577

Abstract: LM2577 sepic
Contextual Info: IN T E G R A T E D C IR C U IT S UC2577-12/15 U N IT R Q D E u n PRELIMINARY FEATURES DESCRIPTION • Requires Few External Components • NPN Output Switches 3.0A, 65V max The UC2577 family of devices provides all the active functions nec­ essary to implement step-up (boost), flyback, and forward converter

UC2577

Contextual Info: DN-49 UNITRODE Design Note UC2577 Controls SEPIC Converter for Automotive Applications by Jack Palczynski The Single Ended Primary Inductance Converter SEPIC can convert an input voltage to an output voltage that is higher, lower or equal to the in­ put. Conversion is performed without the use of ex­

Pulse Width Modulator

Abstract: UC1573
Contextual Info: UC1573 UC2573 UC3573 H IN T E G R A T E D C IR C U IT S UNITRQDE Buck Pulse Width Modulator Stepdown Voltage Regulator ADVANCED INFORMATION FEATURES DESCRIPTION • The UC1573 is a Buck pulse width modulator which steps down and regu­ lates a positive input voltage. The chip is optimized for use in a single

UC2526

Abstract: UC1526 uc3526 resistor 2k2
Contextual Info: IN T E G R A T E D C I R C U IT S UC1526 UC2526 UC3526 UNITRODE Regulating Pulse Width Modulator FEATURES DESCRIPTION • 8 To 35V Operation • 5V Reference Trimmed To ±1 % The UC1526 is a high performance monolithic pulse width modulator circuit designed for fixed-frequency switching regulators and other

UC3526

Contextual Info: IN T E G R A T E D C IR C U IT S U N ITR O D E . . UC1526 UC2526 UC3526 . Regulating Pulse Width M onitor FEATURES • 8 to 35V operation • 5V reference trim m e d to ± 1 % • 1Hz to 400 kH z o scilla to r range • Dual 100m A s o u rc e /s in k outputs

UC2584

Contextual Info: UC1584 UC2584 UC3584 UNITRODE Secondary Side Synchronous Post Regulator FEATURES Practical Operation at Switching Frequencies up to 1MHz Wide Band Error Amplifier Undervoltage Lockout with Hysteresis Output Active Low During UVLO Soft Start/Maximum Duty Cycle

Contextual Info: UC1525A/27A UC2525A/27A UC3525A/27A UNITRODE Regulating Pulse Width Modulators FEATURES 8 to 35V Operation 5.1V Reference Trimmed to ± 1% 100Hz to 500kHz Oscillator Range Separate Oscillator Sync Terminal Adjustable Deadtime Control Internal Soft-Start Pulse-by-Pulse Shutdown

1525B

Contextual Info: y UNITRODE C UC1525B UC1527B UC2525B UC2527B UC3525B UC3527B Regulating Pulse Width Modulators FEATURES Tighter Reference Specifications BLOCK DIAGRAM VREF O SC OUT 7/95 3-59 SUPPLY POWER • DESCRIPTION The UC1525B/1527B series of pulse width modulator integrated circuits are

stepup ferrite transformer 2KV

Abstract: Vernitron corp UC2577-ADJ RL1961 UNITRODE DIODE CROSS
Contextual Info: 1 1 ¡application INFO available \ U IM IT R O O E Simple Step-Up Voltage Regulator UC2577-ADJ FEATURES DESCRIPTION • Requires Few External Components The UC2577-ADJ device provides all the active functions neces­ sary to implement step-up boost , flyback, and forward converter

pk mur 1160

Abstract: C 2577 stepup ferrite transformer 2KV inductor h470 rl1961 Vernitron corp mbrxxx MR831 United Chemi-Con sxf 1N5819/pk mur 1160
Contextual Info: y UC2577-ADJ UNITRODE Simple Step-Up Voltage Regulator FEATURES DESCRIPTION • Requires Few External Components • NPN Output Switches 3.0A, 65V max • Extended Input Voltage Range: 3.0V to 40V • Current Mode Operation for Improved Transient Response, Line Regulation, and

Contextual Info: IN T E G R A T E D UNITRODE Power S u p p ly Supervisory Circuit UC1543 UC2543 UC3543 UC1544 UC2544 UC3544 FEATURES DESCRIPTION • Includes over-voltage, under-voltage, and current sensing circuits These m onolithic integrated circuits contain all the functions necessary to monitor and

UC1524A

Abstract: uc3524a
Contextual Info: UC1524A UC2524A UC3524A Advanced Regulating Pulse Width Modulators FEATURES • • • DESCRIPTION The UC1524A family of regulating PWM ICs has been designed to retain the same highly versatile architecture of the industry standard UC1524 SG1524 while offering substantial improvements to many of its limitations. The UC1524A

Contextual Info: UC1572 UC2572 UC3572 Negative Output Flyback Pulse Width Modulator FEATURES DESCRIPTION • Simple Single Inductor Flyback PWM for Negative Voltage Generation The UC3572 is a negative output flyback pulse width modulator which converts a positive input voltage to a regulated negative output voltage. The

Contextual Info: UC1526 UC2526 UC3526 Regulating Pulse Width Modulator FEATURES DESCRIPTION • 8 To 35V Operation • 5V Reference Trimmed To ±1% • 1Hz To 400kHz Oscillator Range • Dual 100mA Source/Sink Outputs • Digital Current Limiting • Double Pulse Suppression

Contextual Info: UC1525A, UC1527A UC2525A, UC2527A UC3525A, UC3527A www.ti.com SLUS191C – FEBRUARY 1997 – REVISED JANUARY 2008 REGULATING PULSE WIDTH MODULATORS FEATURES 1 • • • • • • • • • • DESCRIPTION 8-V to 35-V Operation 5.1-V Reference Trimmed to 1%

Contextual Info: UC1543, UC1544 UC2543, UC2544 UC3543, UC3544 www.ti.com SLUS188A – APRIL 1997 – REVISED FEBRUARY 2007 Power Supply Supervisory Circuit FEATURES • • • • • • • Both over- and under-voltage sensing circuits can be externally programmed for minimum time duration of

Contextual Info: UC1543, UC1544 UC2543, UC2544 UC3543, UC3544 www.ti.com SLUS188A – APRIL 1997 – REVISED FEBRUARY 2007 Power Supply Supervisory Circuit FEATURES • • • • • • • Both over- and under-voltage sensing circuits can be externally programmed for minimum time duration of

Contextual Info: UC1526 UC2526 UC3526 Regulating Pulse Width Modulator FEATURES DESCRIPTION • 8 To 35V Operation • 5V Reference Trimmed To ±1% • 1Hz To 400kHz Oscillator Range • Dual 100mA Source/Sink Outputs • Digital Current Limiting • Double Pulse Suppression

Contextual Info: UC1525A, UC1527A UC2525A, UC2527A UC3525A, UC3527A www.ti.com SLUS191C – FEBRUARY 1997 – REVISED JANUARY 2008 REGULATING PULSE WIDTH MODULATORS FEATURES 1 • • • • • • • • • • DESCRIPTION 8-V to 35-V Operation 5.1-V Reference Trimmed to 1%

Contextual Info: UC1543, UC1544 UC2543, UC2544 UC3543, UC3544 www.ti.com SLUS188A – APRIL 1997 – REVISED FEBRUARY 2007 Power Supply Supervisory Circuit FEATURES • • • • • • • Both over- and under-voltage sensing circuits can be externally programmed for minimum time duration of

Contextual Info: application INFO available UC1525B UC1527B UC2525B UC2527B UC3525B UC3527B Regulating Pulse Width Modulators FEATURES DESCRIPTION • 8 to 35V Operation The UC1525B/1527B series of pulse width modulator integrated circuits are designed to offer improved performance and lowered external parts

Contextual Info: UC1526A UC2526A UC3526A Regulating Pulse Width Modulator FEATURES DESCRIPTION • Reduced Supply Current • Oscillator Frequency to 600kHz • Precision Band-Gap Reference • 7 to 35V Operation • Dual 200mA Source/Sink Outputs • Minimum Output Cross-Conduction

UC3526 application note

Abstract: UC1526
Contextual Info: UC1526 UC2526 UC3526 Regulating Pulse Width Modulator FEATURES DESCRIPTION • 8 To 35V Operation • 5V Reference Trimmed To ±1% • 1Hz To 400kHz Oscillator Range • Dual 100mA Source/Sink Outputs • Digital Current Limiting • Double Pulse Suppression