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Product Detailed Parameters
- Description：IC REG BUCK ADJ 3A 16TSSOP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3V
- Voltage - Input (Max)：60V
- Voltage - Output (Min/Fixed)：1.25V
- Voltage - Output (Max)：55.2V
- Current - Output：3A (Switch)
- Frequency - Switching：200kHz
- Synchronous Rectifier：No
- Operating Temperature：0°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-TSSOP (0.173", 4.40mm Width) Exposed Pad
- Supplier Device Package：16-TSSOP-EP
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Overview
The LT3434EFE#PBF is a step-down switching regulator controller manufactured by Analog Devices Inc. It operates with an input voltage range of 2.4 V to 60 V and supports a maximum output current of 6.5 A. The device features an adjustable output configuration and utilizes a TSSOP-16 surface-mount package. Its switching frequency extends up to 230 kHz, and it functions within a temperature range of -40 °C to +125 °C.
Feature Summary
- Supports high-voltage input ranges up to 60 V for flexible power supply integration
- Capable of delivering high output currents up to 6.5 A for demanding load applications
- Includes shutdown functionality for efficient power management
Applications
- Industrial power distribution systems
- Automotive electronics requiring wide input voltage tolerance
- Point-of-load regulation in server infrastructure
Procurement Notes
Verify the specific suffix against official Analog Devices documentation to confirm pinout and thermal characteristics. Ensure the selected component matches the required operating temperature range and package dimensions for your PCB layout. Cross-reference the manufacturer part number with authorized distributors to confirm current availability status.
Selection Notes
Select this controller when designing buck converters that require handling high input voltages while maintaining compact board space. The TSSOP-16 package offers a balance between thermal performance and footprint size. Consider external MOSFET selection based on the 6.5 A current capability and switching frequency requirements.
Part Context
This component belongs to the LT3434 series of high-voltage step-down switching regulators. It is designed as a controller rather than a complete integrated switch, allowing designers to optimize external components for specific efficiency and thermal goals within the Analog Devices PMIC portfolio.
Replacement Considerations
Consult official substitution guides for compatible controllers within the LT3xxx family. Verify electrical compatibility regarding input voltage limits and current ratings before replacing existing designs.
