MC7908CT Fairchild Semiconductor, MC7908CT Datasheet - Page 4

• Manufacturer Part Number: MC7908CT
• Description: IC REGULATOR -8V 1.0A 4% TO-220
• Manufacturer: Fairchild Semiconductor

Specifications of MC7908CT

• Regulator Topology: Negative Fixed
• Voltage - Output: -8V
• Voltage - Input: Down to -35V
• Voltage - Dropout (typical): 2V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Polarity: Negative
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: - 8 V
• Output Current: 1 A
• Line Regulation: 160 mV
• Load Regulation: 160 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: MC7908CTFS

MC79XX/MC79XXA/LM79XX
Electrical Characteristics (MC7908)
(V
Note
1. Load and line regulation are specified at constant junction temperature. Changes in V
4
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.
= -14V, I
O
= 500mA, 0 C T
D
J
+125 C, C
Symbol
Vo/ T
I
I
V
RR
V
V
I
SC
PK
V
V
Q
I
O
N
D
Q
O
O
I
T
I
V
T
T
I
T
I
T
I
V
I
f = 10Hz to 100kHz
T
f = 120Hz
T
I
T
T
=2.2 F, C
O
O
O
O
O
O
J
J
J
J
J
A
V
J
J
J
I
I
= 5mA to 1A, P
= -10V to -23V
= 5mA to 1.5A
= 250mA to 750mA
= 5mA to 1A
= -10.5V to -25V
= 5mA
= 1A
= +25 C
= +25 C
= +25 C
I
= +25 C
= +25 C, V
=+25 C
=+25 C
= +25 C
=+25 C
= 10V
(Continued)
O
Conditions
=1 F, unless otherwise specified.)
I
= -35V
V
V
O
I
I
= -10.5V to -25V
= -11V to -17V
15W
O
due to heating effects must be taken
Min.
-7.7
-7.6
54
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
0.05
-0.6
175
300
0.1
2.2
10
12
60
-8
-8
5
4
3
2
Max.
-8.3
-8.4
160
160
0.5
80
80
6
1
-
-
-
-
-
-
mV/ C
Unit
mV
mV
mA
mA
mA
dB
V
V
A
V