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Product Detailed Parameters
- Description：IC REG BOOST CUK ADJ 2A 16SO
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Function：Step-Up, Step-Up/Step-Down
- Output Configuration：Positive or Negative
- Topology：Boost, Cuk, Flyback
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：2.7V
- Voltage - Input (Max)：23V
- Voltage - Output (Min/Fixed)：1.25V
- Voltage - Output (Max)：35V (Switch)
- Current - Output：2A (Switch)
- Frequency - Switching：20kHz ~ 250kHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：16-SO
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Overview
The LT1534IS#TRPBF is a high-efficiency, ultralow noise synchronous boost switching regulator manufactured by Analog Devices Inc. It operates with an input voltage range of 2.7 V to 23 V and delivers a continuous output current of 2 A. The device features an adjustable output voltage and supports a programmable switching frequency between 20 kHz and 250 kHz. Packaged in a 16-lead SOIC (SOIC-16) for surface mount installation, it includes a shutdown pin for power management. The component functions within a temperature range of -40°C to +125°C.
Feature Summary
- Ultralow noise architecture designed for sensitive analog circuits
- Synchronous rectification for enhanced conversion efficiency
- Wide input voltage capability supporting various supply sources
- Integrated shutdown control for system power optimization
Applications
- Portable battery-powered equipment requiring low-noise power rails
- RF and communication modules needing clean DC supply
- Sensor interfaces demanding minimal power supply interference
- Medical instrumentation requiring stable and quiet voltage regulation
Procurement Notes
Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing. Confirm the IS grade matches required industrial temperature specifications. Ensure compatibility with existing PCB footprints for the SOIC-16 package. Validate that the 2 A output current meets the target application load requirements before finalizing procurement decisions.
Selection Notes
Select this component when ultralow noise performance is critical alongside high current delivery. The wide input voltage range allows flexibility in battery or single-supply designs. Consider the adjustable switching frequency to optimize the trade-off between efficiency and external component size. Verify that the synchronous topology aligns with thermal constraints compared to non-synchronous alternatives.
Part Context
This part belongs to the LT1534 family of ultralow noise switching regulators from Analog Devices. It serves as a boost converter solution, contrasting with buck variants in the same series. The IS designation denotes industrial temperature rating capabilities. It complements other linear and switching power management ICs offered by the manufacturer for complete system power solutions.
Replacement Considerations
Check for direct equivalents such as the LT1534-1 if different pin configurations are acceptable. Evaluate alternative boost regulators from other manufacturers only if electrical parameters like noise and current capacity are strictly matched. Ensure any substitute maintains the SOIC-16 footprint or requires design modification.
