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參數(shù)資料
| 型號： | ASM8I18S42ERG-08-SX |
| 廠商： | ALLIANCE SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, 400 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | 0.150 INCH, GREEN, SOIC-8 |
| 文件頁數(shù)： | 4/11頁 |
| 文件大?。?/td> | 689K |
| 代理商： | ASM8I18S42ERG-08-SX |
ASM8P18S42ER
ASM8P18S43ER
December 2005
ASM8P18S45ER
rev 1.2
PWM Controller with EMI Reduction
2 of 11
Notice: The information in this document is subject to change without notice.
Logic Block Diagram
Pin Diagram
Pin Description
Pin #
Pin Name
Function
1
COMP
Input of the PWM Comparator and output of the error amplifier
2
FB
Feedback, inverting input of the error amplifier
3
ISNS
Current sense comparator input
4
FSEL
External capacitor selects PWM frequency
5
GND
Ground
6
OUT
SS modulated PWM output
7
VDD
Supply voltage
8
RSS
External resistor “
RSS” to GND sets Depth of Modulation.
ISNS
GND
PWM
SS MOD
Control
OL + UC
SENSE
UVLO
THERMAL
SHUTDOWN
VBG
DRIVER
Error Amp
COMP
FB
OUT
RSS
VDD
FSEL
ASM8P18S42ER
COMP
1
2
3
4
8
7
6
5
FB
ISNS
FSEL
GND
OUT
VDD
RSS
ASM8P18S43ER
ASM8P18S45ER
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| ASM8I18S42F-08-MX | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Voltage Mode PWM Controller with EMI Reduction |
| ASM8I18S42F-08-PX | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Voltage Mode PWM Controller with EMI Reduction |
| ASM8I18S42F-08-SX | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Voltage Mode PWM Controller with EMI Reduction |
| ASM8I18S43ERF-08-MX | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Voltage Mode PWM Controller with EMI Reduction |
| ASM8I18S43ERF-08-PX | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Voltage Mode PWM Controller with EMI Reduction |
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