MC79LXXA Datasheet, PDF (2/12 Pages) Fairchild Semiconductor – 3-Terminal 0.1A Negative Voltage Regulator

MC79LXXA/LM79LXXA
Absolute Maximum Ratings
Parameter
Input Voltage (for Vo = -5V to -8V)
(for VO = -12V to -18V)
(for VO = -24V)
Operating Temperature Range
Storage Temperature Range
Symbol
Value
Unit
-30
VI
-35
V
-40
TOPR
0 ~ +125
°C
TSTG
-65 ~ +150
°C
Electrical Characteristics(MC79L05A/LM79L05A)
(VI = -10V, IO = 40mA, CI = 0.33µF, CO = 0.1µF, 0°C ≤TJ ≤ +125°C, unless otherwise specified)
Parameter
Output Voltage
Line Regulation (Note1)
Symbol
VO
∆VO
Conditions
TJ = +25°C
TJ =+25°C
-7.0V ≥ VI ≥ -20V
-8V ≥ VI ≥ -20V
Min. Typ. Max. Unit
-4.8 -5.0 -5.2 V
- 15 150 mV
-
- 100 mV
Load Regulation (Note1)
∆VO
Output Voltage
VO
Quiescent Current
IQ
Quiescent Current ^{With Line ∆I}Q
Change
With Load ∆IQ
Output Noise Voltage
VN
Ripple Rejection
RR
Dropout Voltage
VD
TJ =+25°C
1.0mA ≤ IO ≤ 100mA -
1.0mA ≤ IO ≤ 40mA -
20 60 mV
10 30 mV
-7.0V ≥ VI ≥ -20V, 1.0mA ≤ IO ≤ 40mA -4.75 - -5.25 V
VI = -10V, 1.0mA ≤ IO ≤ 70mA
-4.75 - -5.25 V
TJ =+25°C
TJ = +125°C
- 2.0 5.5
mA
-
- 6.0
-8V ≥ VI ≥ -20V
-
- 1.5 mA
1.0mA ≤ IO ≤ 40mA
-
- 0.1 mA
TA = +25°C,10Hz ≤ f ≤ 100kHz
- 30 - µV
f = 120Hz, -8V ≥ VI ≥ -18V
TJ = +25°C
41 60 - dB
TJ = +25°C
- 1.7 -
V
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