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Product Detailed Parameters
- Description：IC REG BUCK BOOST ADJ 2A DDPAK-7
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Function：Step-Up, Step-Down, Step-Up/Step-Down
- Output Configuration：Positive or Negative
- Topology：Buck, Boost, Flyback
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：8V
- Voltage - Input (Max)：64V
- Voltage - Output (Min/Fixed)：2.5V
- Voltage - Output (Max)：35V
- Current - Output：2A (Switch)
- Frequency - Switching：100kHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：TO-263-8, D2PAK (7 Leads + Tab), TO-263CA
- Supplier Device Package：DDPAK-7
- Grade：-
- Qualification：-
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Overview
The LT1076HVIR#TRPBF is a monolithic bipolar switching regulator manufactured by Analog Devices Inc. It operates with an input voltage range of 8V to 64V and provides a switch current capability of 2A. The device supports adjustable output voltages from 2.5V to 35V and functions in buck, boost, or flyback topologies. It integrates the power switch, oscillator, control circuitry, and current limit components on a single chip. The component is housed in a TO-263-8 (D2PAK) package and operates within a temperature range of -40°C to 85°C.
Feature Summary
- Integrates power switch, oscillator, control circuitry, and current limit components on a single chip
- Supports multiple converter topologies including buck, boost, and flyback configurations
- Operates with high input voltage ranges up to 64V
Applications
- Buck converter designs
- Boost converter designs
- Flyback converter applications
Procurement Notes
Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm the HV variant rating matches the required input voltage specifications for the target application. Ensure compatibility with the TO-263-8 footprint during PCB layout. Check for RoHS compliance status as per the latest manufacturer documentation before finalizing procurement orders.
Selection Notes
Select this component for applications requiring a high-voltage input range up to 64V with integrated switching capabilities. The fixed 100kHz switching frequency simplifies external component selection. Consider the thermal performance of the D2PAK package for heat dissipation requirements. Verify that the 2A switch current meets the load demands without exceeding thermal limits.
Part Context
This part belongs to the LT1076 family of switching regulators, which are designed for versatile DC-DC conversion needs. The LT1076 series is known for integrating essential control functions to minimize external component count. The HV variant specifically addresses higher input voltage requirements compared to standard versions.
FAQ
What switching frequencies does the LT1076 support?
The LT1076 operates at a fixed switching frequency of 100kHz.
Can the LT1076HVIR#TRPBF be used for negative output voltages?
Yes, the datasheet specifies that the output configuration can be positive or negative.
