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參數(shù)資料
| 型號： | NCV7805 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | 1.0 A Positive Voltage Regulators(1.0 A 正向穩(wěn)壓器) |
| 中文描述： | 1.0一個正電壓穩(wěn)壓器（1.0甲正向穩(wěn)壓器） |
| 文件頁數(shù)： | 12/32頁 |
| 文件大?。?/td> | 270K |
| 代理商： | NCV7805 |
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MC7800, MC7800A, NCV7805
http://onsemi.com
12
ELECTRICAL CHARACTERISTICS
(V
in
= 19 V, I
O
= 1.0 A, T
J
= T
low
to T
high
(Note 18), unless otherwise noted)
MC7812AB/MC7812AC
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= 25
°
C)
Output Voltage (5.0 mA
≤
I
O
≤
1.0 A, P
D
≤
15 W)
V
O
11.75
12
12.25
Vdc
V
O
11.5
12
12.5
Vdc
14.8 Vdc
≤
V
in
≤
27 Vdc
Line Regulation (Note 19)
Reg
line
mV
14.8 Vdc
≤
V
in
≤
30 Vdc, I
O
= 500 mA
16 Vdc
≤
V
in
≤
22 Vdc, I
O
= 1.0 A
-
3.8
18
-
2.2
20
14.5 Vdc
≤
V
in
≤
27 Vdc, T
J
= 25
°
C
-
6.0
120
Load Regulation (Note 19)
Reg
load
mV
5.0 mA
≤
I
O
≤
1.5 A, T
J
= 25
°
C
5.0 mA
≤
I
O
≤
1.0 A
-
-
25
-
-
25
Quiescent Current
I
B
-
3.4
6.0
mA
Quiescent Current Change
I
B
mA
15 Vdc
≤
V
in
≤
30 Vdc, I
O
= 500 mA
-
-
0.8
14.8 Vdc
≤
V
in
≤
27 Vdc, T
J
= 25
°
C
5.0 mA
≤
I
O
≤
1.0 A, T
J
= 25
°
C
-
-
0.8
-
-
0.5
Ripple Rejection
RR
55
60
-
dB
15 Vdc
≤
V
in
≤
25 Vdc, f = 120 Hz, I
O
= 500 mA
Dropout Voltage (I
O
= 1.0 A, T
J
= 25
°
C)
Output Noise Voltage (T
A
= 25
°
C)
V
I
- V
O
-
2.0
-
Vdc
V
n
-
10
-
V/V
O
10 Hz
≤
f
≤
100 kHz
Output Resistance (f = 1.0 kHz)
r
O
-
1.1
-
m
Short Circuit Current Limit (T
A
= 25
°
C)
I
SC
-
0.2
-
A
V
in
= 35 Vdc
Peak Output Current (T
J
= 25
°
C)
I
max
-
2.2
-
A
Average Temperature Coefficient of Output Voltage
TCV
O
-
-0.8
-
mV/
°
C
18.T
low
= 0
°
C for MC78XXAC, CT
=
40
°
C for MC78XXB, MC78XXAB, NCV7805
19.Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
high
= +125
°
C for MC78XXAC, C, NCV7805
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|---|---|
| NCV7805ABD2TR4G | 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) ANA 1A 5V VREG RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
| NCV7805BD2T | 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 5V 1A Positive RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
| NCV7805BD2TG | 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 5V 1A Positive Extended Temp RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
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