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Product Detailed Parameters
- Description：IC REG LINEAR 5V 1.5A TO220-3L
- Series：-
- Mfr：TAEJIN
- Package：Tube
- Output Configuration：Positive
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：26V
- Voltage - Output (Min/Fixed)：5V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：0.6V @ 1.5A
- Current - Output：1.5A
- Current - Quiescent (Iq)：20 mA
- Current - Supply (Max)：22 mA
- PSRR：-
- Control Features：-
- Protection Features：Load Dump, Over Current, Over Temperature, Reverse Polarity
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Through Hole
- Package / Case：TO-220-3
- Supplier Device Package：TO-220-3L
- Grade：-
- Qualification：-
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Overview
The LM29150T-5.0 is a fixed-output low-dropout voltage regulator manufactured by HTC Korea TAEJIN Technology Co., providing a stable 5.0V output with a maximum current capability of 1.5A. It utilizes a PNP pass element to achieve a dropout voltage of 350mV at full load and features extremely fast transient response. The device includes comprehensive protection against over-current, reversed polarity, and thermal overload, operating within an input voltage range up to 26V.
Feature Summary
- High current capability of 1.5A with very low dropout voltage
- Accurate 1% guaranteed initial tolerance for output voltage
- Reverse-battery and load dump protection capabilities
- Zero-current shutdown mode for efficient power management
Applications
- Battery powered equipment
- High-efficiency green computer systems
- Automotive electronics
- High-efficiency linear power supplies
- Post-regulator for switching supplies
Procurement Notes
Verify the manufacturer as HTC Korea TAEJIN Technology Co. when sourcing this component. Confirm that the package type matches the required TO-220 form factor. Ensure the ordering suffix corresponds to the specific pin configuration needed for your circuit design. Cross-reference the datasheet revision date to ensure compatibility with your system requirements.
Selection Notes
Select the LM29150T-5.0 for applications requiring high current stability and minimal voltage drop under heavy loads. Consider its robust protection features for environments prone to electrical transients or reverse polarity events. Evaluate thermal dissipation needs based on the junction-to-case thermal resistance provided in the datasheet specifications.
Part Context
This component belongs to the LM2915x series of high-performance low-dropout regulators. The family includes adjustable versions like the LM29152 and variants with enable pins such as the LM29151. These devices are designed for moderate to high current applications where efficiency and noise filtering are critical performance factors.
Replacement Considerations
Compatible substitutes include the MIC29150 from Microchip and the LD49150 from STMicroelectronics. Verify pinout compatibility and thermal characteristics before implementation.
FAQ
What is the minimum load current requirement for the LM29150?
The LM29150 requires a minimum load current of 5mA to swamp leakage currents and maintain proper operation across the operating temperature range.
How does the LM29150 handle over-temperature conditions?
Thermal shutdown disables the device when the die temperature exceeds the 125°C maximum safe operating temperature limit.
