参数资料
型号: LM7910CT
厂商: Fairchild Semiconductor
文件页数: 11/18页
文件大小: 0K
描述: IC REG LDO -10V 1A TO-220-3
标准包装: 50
稳压器拓扑结构: 负,固定式
输出电压: -10V
输入电压: 可下调至 -35V
电压 - 压降(标准): 2V @ 1A
稳压器数量: 1
电流 - 输出: 1A
工作温度: 0°C ~ 125°C
安装类型: 通孔
封装/外壳: TO-220-3
供应商设备封装: TO-220-3
包装: 管件
产品目录页面: 1220 (CN2011-ZH PDF)
Electrical Characteristics (KA7924)
(V I = -33 V, I O = 500 mA, 0 ° C ≤ T J ≤ +125 ° C, C I = 2.2 μ F, C O = 1 μ F; unless otherwise specified.)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
T J = +25 ° C
-23.0
-24.0
-25.0
V O
Output Voltage
I O = 5 mA to 1 A, P O ≤ 15 W,
V I = -27 V to -38 V
-22.8
-24.0
-25.2
V
Δ V O
Line Regulation (11)
T J =+25 ° C
V I = -27 V to -38 V
V I = -30 V to -36 V
15
8
480
180
mV
Δ V O
I Q
Δ I Q
Δ Vo/ Δ T
V N
Load Regulation (11)
Quiescent Current
Quiescent Current
Change
Temperature Coefficient
of V D
Output Noise Voltage
T J = +25 ° C, I O = 5 mA to 1.5 A
T J = +25 ° C, I O = 250 mA to 750 mA
T J = +25 ° C
I O = 5 mA to 1 A
V I = -27 V to -38 V
I O = 5 mA
f = 10 Hz to 100 kHz, T A =+25 ° C
15
5
3
0.05
0.10
-1
400
480
240
6
0.50
1.00
mV
mA
mA
mV/ ° C
μ V
RR
V D
I SC
I PK
Ripple Rejection
Dropout Voltage
Short-Circuit Current
Peak Current
f = 120 Hz, Δ V I = 10 V
T J =+25 ° C, I O = 1 A
T J =+25 ° C, V I = -35 V
T J =+25 ° C
54
60
2
300
2.2
dB
V
mA
A
Note:
11. 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 is used.
? 2002 Fairchild Semiconductor Corporation
KA79XX / KA79XXA / LM79XX Rev. 1.1.0
11
www.fairchildsemi.com
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