参数资料
型号: MC7912BTG
厂商: ON Semiconductor
文件页数: 4/16页
文件大小: 0K
描述: IC REG LDO -12V 1A TO220AB
标准包装: 50
稳压器拓扑结构: 负,固定式
输出电压: -12V
输入电压: 可下调至 -35V
电压 - 压降(标准): 1.3V @ 1A
稳压器数量: 1
电流 - 输出: 1A
工作温度: -40°C ~ 125°C
安装类型: 通孔
封装/外壳: TO-220-3
供应商设备封装: TO-220AB
包装: 管件
产品目录页面: 1118 (CN2011-ZH PDF)
其它名称: MC7912BTG-ND
MC7912BTGOS
MC7900 Series
MC7906C
ELECTRICAL CHARACTERISTICS (V I = ? 11 V, I O = 500 mA, 0 ° C < T J < +125 ° C, unless otherwise noted.)
Characteristics
Output Voltage (T J = +25 ° C)
Line Regulation (Note 3)
(T J = +25 ° C, I O = 100 mA)
? 8.0 Vdc ≥ V I ≥ ? 25 Vdc
? 9.0 Vdc ≥ V I ≥ ? 13 Vdc
(T J = +25 ° C, I O = 500 mA)
? 8.0 Vdc ≥ V I ≥ ? 25 Vdc
? 9.0 Vdc ≥ V I ≥ ? 13 Vdc
Load Regulation, T J = +25 ° C (Note 3)
5.0 mA ≤ I O ≤ 1.5 A
250 mA ≤ I O ≤ 750 mA
Output Voltage
? 8.0 Vdc ≥ V I ≥ ? 21 Vdc, 5.0 mA ≤ I O ≤ 1.0 A, P ≤ 15 W
Input Bias Current (T J = +25 ° C)
Input Bias Current Change
? 8.0 Vdc ≥ V I ≥ ? 25 Vdc
5.0 mA ≤ I O ≤ 1.5 A
Output Noise Voltage (T A = +25 ° C, 10 Hz ≤ f ≤ 100 kHz)
Ripple Rejection (I O = 20 mA, f = 120 Hz)
Dropout Voltage (I O = 1.0 A, T J = +25 ° C)
Average Temperature Coefficient of Output Voltage
I O = 5.0 A, 0 ° C ≤ T J ≤ +125 ° C
Symbol
V O
Reg line
Reg load
V O
I IB
D I IB
V n
RR
V I ? V O
D V O / D T
Min
? 5.75
?
?
?
?
?
?
? 5.7
?
?
?
?
?
?
?
Typ
? 6.0
9.0
3.0
43
10
13
5.0
?
4.3
?
?
45
65
1.3
? 1.0
Max
? 6.25
60
30
120
60
120
60
? 6.3
8.0
1.3
0.5
?
?
?
?
Unit
Vdc
mV
mV
Vdc
mA
mA
m V
dB
Vdc
mV/ ° C
MC7908C
ELECTRICAL CHARACTERISTICS (V I = ? 14 V, I O = 500 mA, 0 ° C < T J < +125 ° C, unless otherwise noted.)
Characteristics
Output Voltage (T J = +25 ° C)
Line Regulation (Note 3)
(T J = +25 ° C, I O = 100 mA)
? 10.5 Vdc ≥ V I ≥ ? 25 Vdc
? 11 Vdc ≥ V I ≥ ? 17 Vdc
(T J = +25 ° C, I O = 500 mA)
? 10.5 Vdc ≥ V I ≥ ? 25 Vdc
? 11 Vdc ≥ V I ≥ ? 17 Vdc
Load Regulation, T J = +25 ° C (Note 3)
5.0 mA ≤ I O ≤ 1.5 A
250 mA ≤ I O ≤ 750 mA
Output Voltage
? 10.5 Vdc ≥ V I ≥ ? 23 Vdc, 5.0 mA ≤ I O ≤ 1.0 A, P ≤ 15 W
Input Bias Current (T J = +25 ° C)
Input Bias Current Change
? 10.5 Vdc ≥ V I ≥ ? 25 Vdc
5.0 mA ≤ I O ≤ 1.5 A
Output Noise Voltage (T A = +25 ° C, 10 Hz ≤ f ≤ 100 kHz)
Ripple Rejection (I O = 20 mA, f = 120 Hz)
Dropout Voltage (I O = 1.0 A, T J = +25 ° C)
Average Temperature Coefficient of Output Voltage
I O = 5.0 mA, 0 ° C ≤ T J ≤ +125 ° C
Symbol
V O
Reg line
Reg load
V O
I IB
D I IB
V n
RR
V I ? V O
D V O / D T
Min
? 7.7
?
?
?
?
?
?
? 7.6
?
?
?
?
?
?
?
Typ
? 8.0
12
5.0
50
22
26
9.0
?
4.3
?
?
52
62
1.3
? 1.0
Max
? 8.3
80
40
160
80
160
80
? 8.4
8.0
1.0
0.5
?
?
?
?
Unit
Vdc
mV
mV
Vdc
mA
mA
m V
dB
Vdc
mV/ ° C
3. 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.
http://onsemi.com
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