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参数资料
| 型号： | LR478-2.5-S08-R |
| 厂商： | UNISONIC TECHNOLOGIES CO LTD |
| 元件分类： | 电源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封装： | SOP-8 |
| 文件页数： | 2/8页 |
| 文件大小： | 133K |
| 代理商： | LR478-2.5-S08-R |
LR478
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
2 of 8
www.unisonic.com.tw
QW-R112-001,B
PIN CONFIGURATION
8
7
6
5
1
2
3
4
N.C
RESET
CONT
VIN
VOUT
N.C
GND
Cd
PIN DESCRIPTION
PIN NO.
PIN NAME
FUNCTIONS
EQUIVALENT CIRCUIT DIAGRAM
1
N.C
2
RESET
Input voltage detection output
Input voltage detection output pin
RESET pin logic
RESET
VIN<VS
L
VIN>VS
H
RESET
3
CONT
Output voltage on/off-control pin
VCONT
Output
L
OFF
H
ON
Connect cont-terminal with VIN when it
is not used.
CONT
300K
400K
4
VIN
Voltage supply input pin
5
VOUT
Regulator Output pin
6
N.C
7
GND
GND pin
8
Cd
Delay time capacitor pin
RESET pin output delay time can be
set by the capacitance connected to
the Cd pin.
tPLH=100000.C
tPLH: transmission delay time[s]
C: capacitor value [F]
+
-
VOUT
Cd
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LR478-3.3V | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
| LR478-3.4V | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
| LR478L-XX-S08-R | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:REGULATOR+RESET IC |
| LR478L-XX-S08-T | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
| LR478-XX-S08-R | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:REGULATOR+RESET IC |
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