LM337T ON Semiconductor, LM337T Datasheet - Page 6

• Manufacturer Part Number: LM337T
• Description: IC REG NEG 1.5A ADJ TO220AB
• Manufacturer: ON Semiconductor

Specifications of LM337T

• Regulator Topology: Negative Adjustable
• Voltage - Output: -1.2 ~ -37 V
• Voltage - Input: Down to -40V
• Number Of Regulators: 1
• Current - Output: 500mA
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Polarity: Negative
• Number Of Outputs: 1
• Output Type: Adjustable
• Output Voltage: - 1.2 V to - 37 V
• Output Current: 1.5 A
• Line Regulation: 0.04 % / V
• Load Regulation: 1 % / V
• Input Voltage Max: - 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Reference Voltage: - 1.25 V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM337TOS

−0.5
−1.0
−0.2
−0.4
100
100
0.8
0.6
0.4
0.2
80
60
40
20
80
60
40
20
0
0
0
0
Figure 11. Ripple Rejection versus Output Voltage
10
0
Figure 13. Ripple Rejection versus Frequency
Without C
V
I
f = 120 Hz
T
L
−5.0
J
0
in
100
= 500 mA
= 25°C
− V
Figure 15. Line Transient Response
V
I
T
C
L
out
out
J
L
Adj
= 50 mA
1.0 k
= 25°C
= 1.0 mF
= 5.0 V
−10
= −10 V
Without C
V
out
10
C
, OUTPUT VOLTAGE (V)
Adj
10 k
f, FREQUENCY (Hz)
−15
=10 mF
Adj
C
Adj
t, TIME (ms)
= 10 mF
100 k
−20
20
Without C
C
Adj
1.0 M
−25
= 10 mF
30
Adj
−30
10 M
V
V
I
T
L
in
out
J
http://onsemi.com
= 500 mA
= 25°C
= −15 V
−35
= −10 V
40
LM337
−40
6
10
10
10
10
10
100
−0.5
−1.0
−1.5
−0.2
−0.4
−0.6
80
60
40
20
−1
−2
−3
0.6
0.4
0.2
1
0
0
0.01
Figure 12. Ripple Rejection versus Output Current
10
0
0
V
V
I
C
T
V
V
f = 120 Hz
T
L
out
J
in
L
out
J
in
= 500 mA
= 25°C
= 1.0 mF
= 25°C
0
= −15 V
= −15 V
= −10 V
= −10 V
Figure 16. Load Transient Response
C
100
Adj
Figure 14. Output Impedance
Without C
C
= 10 mF
Adj
I
= 10 mF
O
Without C
10
, OUTPUT CURRENT (A)
0.1
1.0 k
Adj
f, FREQUENCY (Hz)
V
V
I
T
C
L
in
out
J
L
= 50 mA
= 25°C
= −15 V
= 1.0 mF
t, TIME (ms)
Adj
= −10 V
20
10 k
1.0
C
Without C
30
Adj
= 10 mF
100 k
Adj
40
1.0 M
10