KA7908 Fairchild Semiconductor, KA7908 Datasheet - Page 7

• Manufacturer Part Number: KA7908
• Description: Linear Regulators - Standard -8V 1.0 A 4%
• Manufacturer: Fairchild Semiconductor

Specifications of KA7908

• Polarity: Negative
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: - 8 V
• Output Current: 2.2 A
• Line Regulation: 160 mV
• Load Regulation: 160 mV
• Input Voltage Max: - 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Package / Case: TO-220
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical Characteristics (KA7912)
(V
Note
1. Load and line regulation are specified at constant junction temperature. Changes in V
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Temperature Coefficient of V
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
I
into account separately. Pulse testing with low duty is used.
= -19V, I
O
= 500mA, 0 C T
D
J
Symbol
+125 C, C
Vo/ T
RR
I
I
V
V
V
I
SC
PK
V
V
Q
I
O
N
D
Q
O
O
T
I
V
T
T
T
T
I
V
I
f = 10Hz to 100kHz, T
f = 120Hz, V
T
T
T
O
O
O
I
J
J
J
J
J
J
J
J
I
I
=2.2 F, C
= -15.5V to -27V
= -14.5V to -30V
= 5mA to 1A, P
= 5mA to 1A
= 5mA
= +25 C
= +25 C
= +25 C, I
= +25 C, I
= +25 C, V
=+25 C, I
=+25 C
= +25 C
(Continued)
O
O
Conditions
O
O
I
I
=1 F, unless otherwise specified.)
= 250mA to 750mA
= 10V
= -35V
= 5mA to 1.5A
= 1A
O
V
V
I
I
= -14.5V to -30V
= -16V to -22V
A
15W
=+25 C
O
due to heating effects must be taken
-11.5
-11.4
Min.
54
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
0.05
-0.8
200
300
-12
-12
0.1
2.2
12
12
60
6
4
3
2
KA79XX/KA79XXA
Max.
-12.5
-12.6
240
120
240
120
0.5
6
1
-
-
-
-
-
-
mV/ C
Unit
mV
mV
mA
mA
mA
dB
V
V
A
V
7