KA79M12TU Fairchild Semiconductor, KA79M12TU Datasheet - Page 7

• Manufacturer Part Number: KA79M12TU
• Description: IC REGULATOR 0.5A -12V 4% TO-220
• Manufacturer: Fairchild Semiconductor

Specifications of KA79M12TU

• Regulator Topology: Negative Fixed
• Voltage - Output: -12V
• Voltage - Input: Down to -35V
• Voltage - Dropout (typical): 1.1V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• 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: - 12 V
• Output Current: 0.5 A
• Line Regulation: 80 mV
• Load Regulation: 240 mV
• Dropout Voltage (max): 1.1 V
• Input Voltage Max: - 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 5 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical Characteristics (KA79M18)
(Refer to test circuit, 0°C ≤ T
Note:
1. Load and line regulation are specified at constant junction temperature. Change in V
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
into account separately. Pulse testing with low duty is used.
J
≤ +125°C, l
Symbol
ΔV
ΔV
ΔV
ΔI
I
RR
I
V
V
V
I
SC
O
PK
Q
O
N
D
Q
/ΔT
O
O
O
=350mA, V
f = 120Hz,V
T
I
V
T
T
T
I
V
I
f = 10Hz to 100kHz, T
I
V
T
O
O
O
O
J
J
J
J
J
I
I
I
= -21V to -33V
= -21V to -33V
= -35V, T
= 5mA to 350mA
= 5mA to 350mA
= 5mA
= 500mA, T
= +25°C
= +25°C
= +25°C
= +25°C
=+25°C
I
= -27V,unless otherwise specified)
(Continued)
Conditions
I
J
= -22V to -32V
= +25°C
V
V
I
J
O
I
I
= +25°C
= -21V to -33V
= -24V to -30V
= 5.0mA to 500mA
A
= +25°C
O
due to heating effects must be taken
-17.3
-17.1
Min.
54
-
-
-
-
-
-
-
-
-
-
-
Typ.
-1.0
140
650
110
-18
-18
9.0
5.0
1.1
30
59
3
-
-
Max.
-18.7
-18.9
360
0.4
0.4
80
80
6
-
-
-
-
-
-
KA79MXX
mV/°C
Unit
mV
mV
mA
mA
mA
mA
μV
dB
V
V
7