
Bay Linear, Inc
2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556 www.baylinear.com
LM79LXX
Absolute Maximum Rating
Parameter
Input Voltage
Operating Free-Air, Case, Virtual
Junction Temp.
Storage Temperature Range
Lead temperature 1.6 mm from case
for sec.
Electrical Characteristics (LM79L05)
(V
I
=10V, I
O
=40mA, 0
°
C
≤
T
J
≤
125
°
C, C
I
= 0.33
μ
F, C
O
= 0.1
μ
F, unless otherwise specified. (Note 1)
Parameter
Symbol
Conditions
Output Voltage
V
O
T
J
= 25
°
C
V
I
= -7V to -20V T
J
= 25
°
C
Line Regulation
V
O
V
I
= -7V to -20V T
J
= 25
°
C
I
O
= 1mA to 100mA, 25
°
C
Load Regulation
V
O
I
O
= 1mA to 40mA, 25
°
C
Ripple Rejection
RR
V
I
= -8V to -18V, f=120Hz
Output Noise Voltage
V
N
F= 10Hz to 100Hz T
J
= 25
°
C
Dropout Voltage
V
D
T
J
= 25
°
C
Quiescent Current
T
J
= 25
°
C
V
I
= -8V to -20V, T
J
= 25
°
C
Quiescent Current
Change
I
O
= 1mA to 40mA, T
J
= 25
°
C
Electrical Characteristics (LM79L12)
(V
I
=10V, I
O
=40mA, 0
°
C
≤
T
J
≤
125
°
C, C
I
= 0.33
μ
F, C
O
= 0.1
μ
F, unless otherwise specified. (Note 1)
Parameter
Symbol
Conditions
Output Voltage
V
O
T
J
= 25
°
C
V
I
=-14.5V to -27V T
J
= 25
°
C
Line Regulation
V
O
V
I
=- 14.5V to -27V T
J
= 25
°
C
I
O
= 1mA to 100mA, 25
°
C
Load Regulation
V
O
I
O
= 1mA to 40mA, 25
°
C
Ripple Rejection
RR
V
I
= -16V to -27V, f=120Hz
Output Noise Voltage
V
N
F= 10Hz to 100Hz TJ
= 25
°
C
Dropout Voltage
V
D
T
J
= 25
°
C
Quiescent Current
T
J
= 25
°
C
V
I
= -16V to -27V, T
J
= 25
°
C
Quiescent Current
Change
I
O
= 1mA to 40mA, T
J
= 25
°
C
LM79L05
-30
0 to 150
LM78L12…LM78L18
-35
0 to 150
LM78L24
-40
0 to 150
Unit
V
°
C
-65 to 150
260
-65 to 150
260
-65 to 150
260
MIN
-4.8
TYP
-5.0
15
MAX
-5.2
150
100
60
30
6mA
1.5
0.1
UNIT
V
mV
20
10
49
46
1.7
mV
41
dB
μ
V
V
mA
mA
I
Q
MIN
-11.50
TYP
-12
50
40
24
15
42
80
1.7
MAX
-12.5
250
200
100
50
6.5mA
1.5
0.1
UNIT
V
mV
mV
37
dB
μ
V
V
mA
mA
I
Q