LM337LM National Semiconductor, LM337LM Datasheet - Page 4

• Manufacturer Part Number: LM337LM
• Description: IC, ADJ LINEAR REG, 1.2V TO 37V, 8-SOIC
• Manufacturer: National Semiconductor

Specifications of LM337LM

• Primary Input Voltage: 40V
• Output Voltage Adjustable Range: 1.2V To 37V
• No. Of Outputs: 1
• No. Of Pins: 8
• Output Current: 100mA
• Operating Temperature Range: -25°C To +125°C
• Termination Type: SMD
• Filter Terminals: SMD
• Rohs Compliant: No
• Current Rating: 1A
• Dc: 0036
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

www.national.com
Typical Applications
Full output current not available at high input-output voltages
stability
*C2 = 1µF solid tantalum is required only if regulator is more than 4" from
power supply filter capacitor
†
C1 = 1µF solid tantalum or 10µF aluminum electrolytic required for
1.2V-25V Adjustable Regulator
00913403
4
Trim Procedure:
This will trim the output to well within 1% of −22.00 V
expense or trouble of a trim pot (see LB-46). Of course, this technique can
be used at any output voltage level.
— If V
— Then if V
— Then if V
OUT
Regulator with Trimmable Output Voltage
is −23.08V or bigger, cut out R3 (if smaller, don’t cut it out).
OUT
OUT
is −22.47V or bigger, cut out R4 (if smaller, don’t).
is −22.16V or bigger, cut out R5 (if smaller, don’t).
DC
, without any of the
00913404