LM137 STMicroelectronics, LM137 Datasheet - Page 12

• Manufacturer Part Number: LM137
• Description: THREE-TERMINAL ADJUSTABLE NEGATIVE VOLTAGE REGULATOR
• Manufacturer: STMicroelectronics

Specifications of LM137

• Ripple Rejection: 77 dB
• Excellent Thermal Regulation: 0.002%/V

Typical application
Figure 17. Current regulator
Figure 18. Negative regulator with protection diodes
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* When CL is larger than 20 µF, D1 protects the LM137 in case the input supply is shorted.
** When C2 is larger than 10 µF and V
shorted.
Doc ID 2167 Rev 4
O
is larger than - 25 V, D2 protects the LM137 in case the output is
LM137, LM337