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Product Detailed Parameters
- Description：IC REG LINEAR -15V 1A TO3-2
- Series：-
- Mfr：National Semiconductor
- Package：Bulk
- Output Configuration：Negative
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：-25V
- Voltage - Output (Min/Fixed)：-15V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：-
- Current - Output：1A
- Current - Quiescent (Iq)：4 mA
- Current - Supply (Max)：-
- PSRR：56dB (120Hz)
- Control Features：-
- Protection Features：Over Current, Over Temperature
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Through Hole
- Package / Case：TO-204AA, TO-3
- Supplier Device Package：TO-3-2
- Grade：-
- Qualification：-
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Overview
The LM120K-15 is a fixed negative standard voltage regulator manufactured by National Semiconductor. It provides a stable -15V output and is housed in the MBFM2 package, which corresponds to the TO-3 metal can form factor with two pins. This component is classified as a discrete semiconductor device designed for power management applications requiring reliable negative voltage regulation.
Feature Summary
- Fixed negative voltage regulation capability
- Robust metal can construction for thermal stability
Applications
- Power supply systems requiring negative rails
- Industrial equipment power distribution
- Analog circuit biasing
Procurement Notes
Verify the manufacturer origin carefully, as this part number may be associated with multiple suppliers including TT Electronics or Semelab. Confirm that the received unit matches the specific National Semiconductor specification sheet regarding pinout and electrical tolerances before integration into designs.
Selection Notes
Select this component when a ruggedized, high-power negative regulator is required. The TO-3 package offers superior heat dissipation compared to plastic packages. Ensure the application load current and thermal environment are compatible with the device's power handling capabilities.
Part Context
This device belongs to the LM120 series of negative voltage regulators. It shares functional similarities with other fixed negative regulators but is distinguished by its specific -15V output and TO-3 packaging. It serves as a foundational component for creating stable negative voltage references in electronic circuits.
