LM5020MM-1/NOPB ,13-100V Wide Vin, Current Mode PWM Boost Controller 10-VSSOP -40 to 125Connection DiagramTop View1 10SSVIN29FB RT/SYNC3 8CSCOMP4 7UVLOVCC65OUT GNDFigure 2. 10-Lead VSSOP, ..
LM5020MMX-1 ,100V Current Mode PWM ControllerLM5020 100V Current Mode PWM ControllerOctober 2004LM5020100V Current Mode PWM Controller
LM5020SD-1 ,100V Current Mode PWM Controllerfeatures needed to implement n Error Amplifiersingle ended primary power converter topologies. Outp ..
LM5020SD-1/NOPB ,13-100V Wide Vin, Current Mode PWM Boost Controller 10-WSON -40 to 125Electrical CharacteristicsSpecifications in standard type face are for T = +25°C and those in boldf ..
LM5020SD-2 ,100V Current Mode PWM Controllerfeaturesincludeanerroramplifier,precisionreference,n Slope Compensation (LM5020-1)lineunder-voltage ..
LM5020SDX-1 ,100V Current Mode PWM Controllerfeaturesincludeanerroramplifier,precisionreference,n Slope Compensation (LM5020-1)lineunder-voltage ..
LP2987IMM-5.0 ,Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset DelayLP2987/LP2988 Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with ProgrammablePower-On Rese ..
LP2987IMM-5.0/NOPB ,Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset Delay 8-VSSOP -40 to 125FEATURES DESCRIPTIONThe LP2987/8 are fixed-output 200 mA precision LDO2• Ultra Low Dropout Voltagev ..
LP2987IMMX-2.8 ,Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset DelayFeaturesn Ultra low dropout voltageThe LP2987/8 are fixed-output 200 mA precision LDO volt-age regu ..
LP2987IMMX-3.0 ,Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset DelayLP2987/LP2988 Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with ProgrammablePower-On Rese ..
LP2987IMMX-3.2 ,Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset DelayApplicationsError Flag/Reset: The error flag goes low when the outputn Cellular Phonedrops approxim ..
LP2987IMMX-3.8 ,Micropower, 200 mA Ultra Low-Dropout Voltage Regulator with Programmable Power-On Reset DelayFeaturesn Ultra low dropout voltageThe LP2987/8 are fixed-output 200 mA precision LDO volt-age regu ..
LM5020MM-1/NOPB-LM5020SD-1/NOPB
13-100V Wide Vin, Current Mode PWM Boost Controller 10-VSSOP -40 to 125
OUT
COMP
UVLO
VIN VCC
COMPENSATION
GND
LM5020VIN SYNC
LM5020
www.ti.com SNVS275F –MAY 2004–REVISED APRIL 2006
LM5020 100V Current Mode PWM Controller
Checkfor Samples: LM5020
1FEATURES PACKAGES Internal Start-up Bias Regulator • VSSOP-10 Error Amplifier • WSON-10(4 mmx4 mm) Precision Voltage Reference DESCRIPTION• Programmable Softstart The LM5020 high voltage pulse-width-modulation
• 1A Peak Gate Driver (PWM) controller containsallof the features needed
• Maximum Duty Cycle Limiting (80% for to implement single ended primary power converter
LM5020-1or 50% for LM5020-2) topologies. Output voltage regulationis based on
current-mode control, which eases the designof loop
• Programmable Line Under Voltage Lockout compensation while providing inherent line feed-
(UVLO) with Adjustable Hysteresis forward. The LM5020 includesa high-voltage start-up
• Cycle-by-Cycle Over-Current Protection regulator that operates overa wide input rangeupto
Slope Compensation (LM5020-1) 100V. The PWM controller
capability including an oscillator
• Programmable Oscillator Frequency with 1MHz and total propagation
Synchronization Capability Additional features include
• Current Sense Leading Edge Blanking precision reference, line lockout, cycle-
Thermal Shutdown Protection by-cycle current limit, slope softstart,
oscillator synchronization and thermal
shutdown. The controller both VSSOP-
APPLICATIONS 10 and WSON-10 packages.
• Telecommunication Power Converters Industrial Power Converters +42V Automotive Systems
Typical Application Circuit1. Non-Isolated Flyback Converter
