KA7912A Fairchild Semiconductor, KA7912A Datasheet - Page 2
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KA7912A
Manufacturer Part Number
KA7912A
Description
The KA79XX/KA79XXA series of three-terminal negative regulators are available in TO-220 package and with several fixed output voltages, making them useful in a wide range of applications
Manufacturer
Fairchild Semiconductor
Datasheet
1.KA7905A.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
KA7912A
Manufacturer:
SEC
Quantity:
20 000
KA79XX/KA79XXA
Absolute Maximum Ratings
Note:
1. Thermal resistance test board
2. Assume no ambient airflow
Electrical Characteristics (KA7905)
(V
Note
3. Load and line regulation are specified at constant junction temperature. Changes in V
2
Parameter
Input Voltage
Thermal Resistance Junction-Case (Note1)
Thermal Resistance Junction-Air (Note1, 2)
Operating Temperature Range
Storage Temperature Range
Parameter
Output Voltage
Line Regulation (Note3)
Load Regulation (Note3)
Quiescent Current
Quiescent Current Change
Temperature Coefficient of V
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
I
Size: 76.2mm * 114.3mm * 1.6mm(1S0P)
JEDEC standard: JESD51-3, JESD51-7
into account separately. Pulse testing with low duty is used.
= -10V, I
O
= 500mA, 0°C ≤ T
D
J
Symbol
ΔVo/ΔT
≤ +125°C, C
ΔV
ΔV
ΔI
I
RR
I
V
V
V
I
SC
PK
Q
O
N
D
Q
O
O
T
I
V
T
T
T
T
I
V
I
f = 10Hz to 100kHz, T
f = 120Hz, ΔV
T
T
T
O
O
O
J
J
J
J
J
J
J
J
I
I
I
= -7V to -20V
= -8V to -25V
= 5mA to 1A, P
= 5mA to 1A
= 5mA
= +25°C
= +25°C
=+25°C, I
=+25°C, V
= +25°C, I
=+25°C, I
=+25°C
=+25°C
=2.2μF, C
O
O
O
I
O
I
= -35V
= 250mA to 750mA
= 1A
Conditions
= 10V
= 5mA to 1.5A
=1μF, unless otherwise specified.)
O ≤
Symbol
V
V
15W
T
T
A
R
R
I
I
OPR
STG
V
θJC
θJA
= -8V to -12V
= +25°C
= -7V to -25V
I
O
due to heating effects must be taken
- 65 ~ +150
0 ~ +125
Value
-4.75 -5.0 -5.25
Min. Typ. Max.
-4.8
-35
65
54
5
-
-
-
-
-
-
-
-
-
-
-
-
0.05
-5.0
-0.4
300
0.1
2.2
35
10
40
60
8
3
3
2
-5.2
100
100
0.5
0.8
50
50
6
-
-
-
-
-
-
°C/W
°C/W
Unit
°C
°C
V
mV/°C
Unit
mV
mV
mA
mA
mA
μV
dB
V
V
A