LM137K vs LM237K

Product Attributes

Part Number LM137K LM237K
Manufacturer STMicroelectronics STMicroelectronics
Category PMIC - Voltage Regulators - Linear PMIC - Voltage Regulators - Linear
LM137K LM237K
Product Status Obsolete Obsolete
Output Configuration Negative Negative
Output Type Adjustable Adjustable
Number of Regulators 1 1
Voltage - Input (Max) 40V 40V
Voltage - Output (Min/Fixed) -1.2V -1.2V
Voltage - Output (Max) -37V -37V
Voltage Dropout (Max) - -
Current - Output 1.5A 1.5A
Current - Quiescent (Iq) - -
Current - Supply (Max) - -
PSRR 77dB ~ 60dB (120Hz) 77dB ~ 60dB (120Hz)
Control Features - -
Protection Features Over Current, Over Temperature Over Temperature, Short Circuit
Operating Temperature -55°C ~ 150°C -25°C ~ 125°C
Mounting Type Through Hole Through Hole
Package / Case TO-204AA, TO-3 TO-204AA, TO-3
Supplier Device Package TO-3 TO-3