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參數(shù)資料
| 型號： | TPS3514DG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO14 |
| 封裝： | GREEN, PLASTIC, SOIC-14 |
| 文件頁數(shù)： | 13/17頁 |
| 文件大?。?/td> | 585K |
| 代理商： | TPS3514DG4 |
www.ti.com
PIN CONFIGURATION
Top View
SO, DIP
SLVS422C – JUNE 2002 – REVISED DECEMBER 2006
PIN ASSIGNMENTS
PIN
NAME
FUNCTION
3
FPO
Inverted Fault Ptotection output. Open-drain output stage.
2
GND
Ground
5
IS12
12V Over-Current Protection Input
8
IS5
5V Over-Current Protection Input
9
IS33
3.3V Over-Current Protection Input
7
NC
No Internal Connection
1
PGI
Power-Good Input
14
PGO
Power-Good Output. Open-drain output stage.
4
PSON
On/Off Control Input
6
RI
OCP Reference Source
13
VDD
Supply Voltage
10
VS12
12V Over-Voltage/Under-Voltage Protection Input
11
VS33
3.3V Over-Voltage/Under-Voltage Protection Input
12
VS5
5V Over-Voltage/Under-Voltage Protection Input
FUNCTION TABLE(1)
UV CONDITION
UV CONDITION 12V
PGI
PSON
OV CONDITIONS
FPO (2)
PGO(3)
3.3V/5V
OC CONDITIONS
< 0.9V
L
No
L
< 0.9V
L
No
Yes
L
< 0.9V
L
No
Yes
No
H
L
< 0.9V
L
No
Yes
H
L
< 0.9V
L
Yes
No
L
< 0.9V
L
Yes
No
Yes
L
< 0.9V
L
Yes
No
H
L
< 0.9V
L
Yes
H
L
> 1.2V
L
No
L
H
> 1.2V
L
No
Yes
H
L
> 1.2V
L
No
Yes
No
H
L
> 1.2V
L
No
Yes
H
L
> 1.2V
L
Yes
No
H
L
> 1.2V
L
Yes
No
Yes
H
L
> 1.2V
L
Yes
No
H
L
> 1.2V
L
Yes
H
L
x
H
x
H
L
(1)
x = Don’t Care.
(2)
For FPO, L = Fault is not latched. H = Fault is latched.
(3)
For PGO, L = Fault. H = No Fault.
5
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