KA7912 Datasheet

  • KA7912

  • 3-Terminal 1A Negative Voltage Regulator

  • 51.23KB

  • 18页

  • FAIRCHILD

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KA79XX/KA79XXA
Electrical Characteristics (KA7905A)
(Continued)
(V
I
= -10V, I
O
= 500mA, 0掳C
鈮
J
鈮?/div>
+125掳C, C
I
=2.2碌F, C
O
=1碌F, unless otherwise specified.)
Parameter
Output Voltage
Symbol
T
J
= +25掳C
V
O
I
O
= 5mA to 1A, P
O
鈮?/div>
15W
V
I
= -7V to -20V
V
I
= -7V to -20V
I
O
= 1A
V
I
= -8V to -12V
I
O
= 1A
Conditions
Min.
-4.9
-4.8
-
-
-
-
-
-
-
-
-
-
-
54
-
-
-
Typ.
-5.0
-5.0
5
2
7
7
10
3
3
0.05
0.1
-0.4
40
60
2
300
2.2
Max.
-5.1
-5.2
50
25
50
50
100
50
6
0.5
0.8
-
-
-
-
-
-
mA
mA
mV/掳C
碌V
dB
V
mA
A
mV
mV
V
Unit
T
J
= +25掳C
Line Regulation (Note1)
鈭哣
O
V
I
= -7.5V to -25V
V
I
= -8V to -12V, I
O
=1A
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Temperature Coefficient of V
D
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
鈭哣
O
I
Q
鈭咺
Q
鈭哣o/鈭員
V
N
RR
V
D
I
SC
I
PK
I
O
= 5mA to 1.5A
T
J
= +25掳C
T
J
=+25掳C, I
O
= 250mA to 750mA
T
J
=+25掳C
I
O
= 5mA to 1A
V
I
= -8V to -25V
I
O
= 5mA
f = 10Hz to 100kHz, T
A
=+25掳C
f = 120Hz,
鈭哣
I
= 10V
T
J
= +25掳C, I
O
= 1A
T
J
= +25掳C, V
I
= -35V
T
J
= +25掳C
Note
1. 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.
11

KA7912 产品属性

  • 1,200

  • 集成电路 (IC)

  • PMIC - 稳压器 - 线性

  • -

  • 负,固定式

  • -12V

  • 可下调至 -35V

  • 2V @ 1A

  • 1

  • 1A

  • -

  • 0°C ~ 125°C

  • 通孔

  • TO-220-3

  • TO-220-3

  • 散装

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