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