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參數(shù)資料
| 型號(hào)： | NCP112PG |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類(lèi)： | 電源管理 |
| 英文描述： | Supervisory IC for Desktop Power Supply Monitoring |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP14 |
| 封裝： | LEAD FREE, PLASTIC, DIP-14 |
| 文件頁(yè)數(shù)： | 6/10頁(yè) |
| 文件大?。?/td> | 135K |
| 代理商： | NCP112PG |
NCP112
http://onsemi.com
6
Figure 2. Timing Diagram
3.3 V, 5 V, 12 V
PGO
PGI
FAULT
REMOTE
V
CC
Tremote (ON)
Tpg
Tremote (OFF)
OVP
Tfault (OV)
UVP
Table 1. FUNCTION TABLE
PGI
REMOTE
ADJ
Undervoltage
Overvoltage
FAULT
PGO
<1.28 V (L)
L
<1.28 V (L)
No
No
H
L
<1.28 V (L)
L
<1.28 V (L)
No
Yes
H
L
<1.28 V (L)
L
<1.28 V (L)
Yes
No
H
L
<1.28 V (L)
L
>1.28 V (H)
No
No
L
L
<1.28 V (L)
L
>1.28 V (H)
No
Yes
H
L
<1.28 V (L)
L
>1.28 V (H)
Yes
No
H
L
>1.28 V (H)
L
<1.28 V (L)
No
No
H
L
>1.28 V (H)
L
<1.28 V (L)
No
Yes
H
L
>1.28 V (H)
L
<1.28 V (L)
Yes
No
H
L
>1.28 V (H)
L
>1.28 V (H)
No
No
L
H
>1.28 V (H)
L
>1.28 V (H)
No
Yes
H
L
>1.28 V (H)
L
>1.28 V (H)
Yes
No
H
L
X
H
X
X
X
H
L
2. X = > Don’t care.
3. FAULT = L means main PWM is Enable.
4. PGO = H means power supply is working within ATX specifications.
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