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Product Detailed Parameters
- Description：IC REG BUCK ADJ 300MA TSOT23-6
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3.2V
- Voltage - Input (Max)：34V
- Voltage - Output (Min/Fixed)：1.25V
- Voltage - Output (Max)：29.92V
- Current - Output：300mA
- Frequency - Switching：-
- Synchronous Rectifier：No
- Operating Temperature：0°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-6 Thin, TSOT-23-6
- Supplier Device Package：TSOT-23-6
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Overview
The LT1934ES6#TRPBF is a micropower step-down DC/DC converter manufactured by Analog Devices Inc. It features an internal 400mA power switch and operates within a wide input voltage range of 3.2V to 34V, accommodating various power sources including alkaline batteries and logic rails. The device delivers up to 300mA output current with adjustable output voltage. Quiescent current is maintained at 12μA, and it includes a zero-current shutdown mode. Operating temperatures range from -40°C to +85°C.
Feature Summary
- Integrated high-efficiency power switch for compact design
- Ultra-low quiescent current for extended battery life
- Wide input voltage capability for diverse source regulation
- Zero-current shutdown mode for load isolation
Applications
- Battery-powered portable electronics
- Unregulated wall transformer applications
- Lead-acid battery systems
- 5V logic rail regulation
Procurement Notes
Verify the specific suffix against official documentation to confirm package type and temperature rating. Confirm RoHS compliance status via manufacturer declarations. Ensure availability through authorized channels as distribution may be limited. Cross-reference datasheet revisions for any functional updates prior to integration.
Selection Notes
Select this component when a wide input voltage range is required alongside low standby consumption. The adjustable output allows flexibility in setting target voltages. Verify that the 300mA continuous current meets system peak demands. Consider the TSOT-23-6 package constraints for thermal management in enclosed designs.
Part Context
This part belongs to the LT1934 series of micropower switching regulators. It is designed for space-constrained applications requiring efficient step-down conversion. The series emphasizes low power consumption during both active and shutdown states, making it suitable for always-on or frequently cycled battery devices.
Replacement Considerations
Consult official substitution guides for verified equivalents. Generic replacements may not match the specific input voltage range or shutdown characteristics. Validate pinout compatibility and thermal performance before implementation.
