MC79MXX Datasheet, PDF (2/14 Pages) Fairchild Semiconductor – 3-Terminal 0.5A Negative Voltage Regulator

MC79MXX
Absolute Maximum Ratings
Parameter
Input Voltage(for VO = -5V to -18V)
(for VO = -24V)
Thermal Resistance Junction-Cases
Thermal Resistance Junction-Air
Operating Temperature Range
Storage Temperature Range
Symbol
VI
VI
RθJC
RθJA
TOPR
TSTG
Value
-35
-40
5
65
0 ~ +125
-65 ~ +125
Unit
V
V
°C /W
°C /W
°C
°C
Electrical Characteristics (MC79M05)
(Refer to test circuit, 0 °C ≤TJ ≤ +125 °C, lO =350mA, VI = -10V,unless otherwise specified, CI =0.33µF,CO=0.1µF)
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
Symbol
VO
∆VO
∆VO
IQ
∆IQ
∆Vo/∆T
VN
RR
VD
ISC
IPK
Conditions
TJ= +25 °C
IO = 5mA to 350mA
VI = -7V to -25V
TJ =+25°C
VI = -7V to -25V
VI = -8V to -25V
IO = 5mA to 500mA
TJ = +25 °C
TJ= +25 °C
IO = 5mA to 350mA
IO = 200mA
VI = -8V to -25V
IO = 5mA
f = 10Hz, 100KHz
TA = +25 °C
f = 120Hz
VJ= -8 to -18V
TJ =+25 °C, IO = 500mA
TJ= +25 °C, VI = -35V
TJ= +25 °C
Min.
-4.8
-4.75
-
-
-
-
-
-
-
-
54
-
-
-
Typ.
-5
-5
7.0
2.0
30
3.0
-
-
-0.2
40
60
1.1
140
650
Max. Unit
-5.2
V
-5.25
50
mV
30
100 mV
6.0 mA
0.4
mA
0.4
- mV/ °C
-
µV
-
dB
-
V
-
mA
-
mA
Note:
1. Load and line regulation are specified at constant junction temperature. Change in VO due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
2