Product Summary

The LM137K/883 adjustable 3-terminal negitive voltage regulator is capable of supplying in excess of -1.5A over a -1.2V to 37V output range. The LM138K-MIL is exceptionally easy to use and require only 2 resistors to set the output voltage. The applications of LM138K-MIL include: adjustable power supplies, constant current regulators, battery chargers.

Parametrics

LM137K/883 maximum ratings: (1)Power Dissipation: Internally limited; (2)Input/Output Voltage Differential: +40V; (3)Storage Temperature: -55℃ to +150℃; (4)Metal Package (Soldering, 10 seconds): 300℃; (5)Plastic Package (Soldering, 4 seconds): 260℃; (6)ESD ratings: 2k Volts; (7) Storage temperture: -65 to + 150℃.

Features

LM137K/883 features: (1)Output voltage adjustable from -1.2V to -37V; (2)1.5A output current guaranteed, -55 to +150℃; (3)Line regulation typically 0.3%; (4)Excellent thermal regulation, 0.002%/w; (5)77dB ripple rejection; (6)Excellent rejection of thermal transisents; (7)50 ppm/℃ temperature coefficient; (8)Temperature-independent current limit; (9)Internal thermal overload protection; (10)P+product enhancement tested; (11)Standard 3-lead transistor package; (12)Output is short circuit protected.

Diagrams

LM139AW-SMD
LM139AW-SMD
National Semiconductor (TI)
Comparator ICs
Data Sheet
0-38: $9.64
38-114: $9.38
114-266: $9.03
266-513: $8.31
LM139AJ
LM139AJ
National Semiconductor (TI)
Comparator ICs
Data Sheet
Negotiable 
LM138K STEEL/NOPB
LM138K STEEL/NOPB

IC REG LDO ADJ 5A TO-3
Data Sheet
0-50: $26.30
LM137A
LM137A
Other

Data Sheet
Negotiable 
LM139ADT
LM139ADT

IC COMPARATOR QUAD LP SO-14
Data Sheet
0-1: $1.51
1-10: $1.36
10-25: $1.22
25-100: $1.10
100-250: $0.97
250-500: $0.85
500-1000: $0.70
LM138K-MIL
LM138K-MIL
National Semiconductor (TI)
Linear Regulators - Standard
Data Sheet
Negotiable