Datasheet > ET-KA7500

ET-KA7500

更新时间： 2024-09-18 12:25:03

品牌	Logo	应用领域
伊泰克 - ESTEK		开关
页数	文件大小	规格书
4页	478K
描述
SWITCHMODE Pulse Width Modulation Control Circuit

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数据手册

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ET-KA7500 数据手册

ET-KA7500

SWITCHMODE Pulse Width Modulation Control Circuit

The KA

for

7500 is a fixed frequency, pulse width modulation control circuit designed primarily

SWITCHMODE power supply control.

N SUFFIX

PLASTIC

•

Complete Pulse Width Modulation Control Circuitry

On– Chip Oscillator with Master or Slave Operation

On– Chip Error Amplifiers

On– Chip 5.0 V Reference

Adjustable Deadtime Control

Uncommitted Output Transistors Rated to 500 mA Source or

Sink

•

Output Control for Push– Pull or Single– Ended Operation

Undervoltage Lockout

ORDERING INFORMATION

7500

Plastic

Chip

T_A= - 20° to +85°C

LOGIC DIAGRAM

PIN ASSIGNMENT

output control

noninv. input

inv. input

16 noninv. input

dead time control

inv. input

oscillator

feedback

ref. output

³KA¹⁴

pulce steering flip

flop

dead time control

7500

output control

Vcc

error amp 1

error amp 2

PWM comparator

C_T

R_T

collector 2

emitter 2

reference

regulator

gnd

emitter 1

collector 1

7 12 14

Pin 7 = GND

Pin 12 = V_cc

BEIJING ESTEK ELECTRONICS CO.,LTD

12 3 4

中文翻译

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