CS2844LN8 Ver la hoja de datos (PDF) - ON Semiconductor

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componentes Descripción

Fabricante

CS2844LN8

Current Mode PWM Control Circuit with 50% Max Duty Cycle

ON Semiconductor 

CS2844, CS3844, CS2845, CS3845

DIP–8 & SO–8

1

COMP

VFB

Sense

OSC

8

VREF

VCC

VOUT

GND

PIN CONNECTIONS

SO–14

1

COMP

NC

14

VREF

NC

VFB

NC

Sense

NC

VCC

VCC Pwr

VOUT

GND

OSC

Pwr GND

1

NC

NC

COMP

VFB

Sense

OSC

NC

NC

SO–16L

16

NC

VREF

VCC

VCC Pwr

VOUT

GND

Pwr GND

NC

VCC

GND

VFB

COMP

OSC

VCC Undervoltage Lockout

34 V

16 V/10 V

(8.4 V/7.6 V)

Set/

5.0 V

Reset Reference

Error

Amplifier

2.50 V

Oscillator

R

VREF

Undervoltage

Lockout

R

Toggle

Flip–Flop

Internal

Bias

NOR

Sense

2R

S

R

R

1.0 V

Current

PWM

Latch

Sensing

Comparator

( ) Indicates CS2845/3845

Figure 1. Block Diagram

VCC Pwr

VREF

VOUT

Pwr GND

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