參數(shù)資料
型號: MC7808A
廠商: ON SEMICONDUCTOR
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1.0 A Positive Voltage Regulators
中文描述: 1.0A正電壓穩(wěn)壓器
文件頁數(shù): 12/32頁
文件大小: 270K
代理商: MC7808A
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
相關(guān)PDF資料
PDF描述
MC7812A 1.0 A Positive Voltage Regulators
MC7805 3-terminal 1A positive volitage regulator
MC7806 1.0 A Positive Voltage Regulators
MC7808 1.0 A Positive Voltage Regulators
MC7809 1.0 A Positive Voltage Regulators
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC7808ABD2T 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8V 1A Postive 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
MC7808ABD2TG 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8V 1A Postive 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
MC7808ABD2TR4 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8V 1A Postive 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
MC7808ABD2TR4G 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8V 1A Postive 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
MC7808ABT 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8V 1A Postive 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