Datasheet

5
137afb
LT137A/LM137
LT337A/LM337
OUTPUT CURRENT (A)
0.01
RIPPLE REJECTION (dB)
100
80
60
40
20
0
137A G06
0.1 1 10
C
ADJ
= 10μF
V
IN
= –15V
V
OUT
= –10V
f = 120Hz
T
j
= 25°C
C
ADJ
= 0
FREQUENCY (Hz)
10 100
RIPPLE REJECTION (dB)
100
80
60
40
20
0
137A G05
1k 10k 100k 1M
C
ADJ
= 10μF
V
IN
= –15V
V
OUT
= –10V
I
L
= 500mA
T
j
= 25°C
C
ADJ
= 0
OUTPUT VOLTAGE (V)
0
RIPPLE REJECTION (dB)
100
80
60
40
20
0
137A G04
–10 –20 –30 –40
C
ADJ
= –10μF
|V
IN
– V
OUT
| = 5V
I
L
= 500mA
f = 120Hz
T
j
= 25°C
C
ADJ
= 0
TEMPERATURE (°C)
–75 75–25
REFERENCE VOLTAGE (V)
1.270
1.260
1.250
1.240
1.230
137A G02
–50 25 500 150100 125
OUTPUT CURRENT (A)
0
INPUT-OUTPUT DIFFERENTIAL
3.0
2.6
2.2
1.8
1.4
1.0
1.6
137A G01
0.4 0.8 1.2 2.0
T
j
= –55°C
T
j
= 25°C
T
j
= 150°C
TYPICAL PERFORMANCE CHARACTERISTICS
Dropout Voltage Temperature Stability Minimum Load Current
Ripple Rejection Ripple Rejection Ripple Rejection
INPUT-OUTPUT DIFFERENTIAL (V)
0
CURRENT (mA)
1.8
1.6
1.2
1.4
0.8
0.6
0.2
0.4
0
1.0
137A G03
40302010
T
j
= –55°C
T
j
= 150°C
T
j
= 25°C