Continental Device India Pvt. Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
SOT-89 Plastic-Encapsulate Voltage Regulators
LM79L05A
Three-terminal negative voltage regulator
SOT-89
Surface Mount
Plastic Package
Pin Confugration
1.Ground
2. In
3.Out
Features
1. Maximum Output current IO: 0.1A
2. Output voltage V
O
: -5V
3. Continuous total dissipation P
D
: 0.625W (T
a
= 25°C)
Absolute Maximum Ratings (Operati ng t emperature range appli es unl ess otherwise specified )
DESCRIPTION SYMBOL VALUE UNIT
Input Voltage
V
i
-30 V
Thermal Resistance from Junction
R
θJA
200 °C/W
Operating Junction Temperature
T
OPR
0 to +150
°C
Storage Temperature Range
T
STG
-55 to +150
°C
Electrical Characteristics at S
p
ecified
V
irtual Junction Tem
p
erature
(Vi=-10V, Io=40mA, Ci=0.33μF, Co=0.1μF, unless otherwise specified)
DESCRIPTION SYMBOL
Test Conditions
VALUE
Unit
Min Typ Max
Output Voltage V
o
25°C -4.8 -5.00 -5.20 V
-7V≤ Vi ≤-20V, I
O
=1mA to 40mA 0-125°C -4.75 -5.00 -5.25 V
I
O
=1mA to 70mA
0-125°C -4.75 -5.00 -5.25 V
Load Regulation ΔV
o
I
O
=1mA ~ 100mA
25°C 20 60 mV
I
O
=1mA ~ 40mA
25°C 10 30 mV
Line Regulation ΔV
o
-7V≤ Vi ≤-20V 25°C 15 150 mV
-8V≤ Vi ≤-20V 25°C 12 100 mV
Quiescent Current I
q
25°C 6 mA
Quiescent Current Change ΔIq
-8V≤ Vi ≤-20V 0-125°C 1.5 mA
1mA≤I
O
≤40mA
0-125°C 0.1 mA
Output Noise Voltage
VN
f =10Hz to 100KHz 25°C 40 μV
Ripple Rejection
RR f =120Hz,-8V≤ Vi ≤ -18V 0-125°C 41 49 dB
Dropout Voltage
Vd 25°C 1.7 V
Typical Application
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located
as close as Possible to the regulators.
LM79L05A REV_0 28022018EJS
Continental Device India Pvt. Limited
Data Sheet Page 1 of 4
