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Product Detailed Parameters
- Description：IC REG CTRLR FLYBACK 16SSOP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Type：Transistor Driver
- Function：Step-Up/Step-Down
- Output Configuration：Positive or Negative, Isolation Capable
- Topology：Flyback
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：4.1V ~ 20V
- Frequency - Switching：90kHz ~ 115kHz
- Duty Cycle (Max)：90%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable, Soft Start
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-SSOP (0.154", 3.90mm Width)
- Supplier Device Package：16-SSOP
- Grade：-
- Qualification：-
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Overview
The LT1737IGN#TRPBF is a monolithic switching regulator controller designed for isolated flyback topologies. It drives the gate of an external MOSFET to regulate output voltage. The device operates with a supply voltage range of 4.1V to 20V and supports a switching frequency between 90kHz and 115kHz. It features a maximum duty cycle of 90% and includes synchronous rectifier control capabilities. The component is housed in a 16-lead SSOP package and functions within an operating temperature range of -40°C to 125°C.
Feature Summary
- Monolithic design specifically engineered for isolated flyback converter applications
- Integrated synchronous rectifier control functionality for enhanced efficiency
- Wide input supply voltage capability supporting diverse power source requirements
Applications
- Isolated DC-DC conversion systems requiring flyback topology
- Power management circuits for industrial equipment
- High-power isolated flyback controllers
Procurement Notes
Verify the specific ordering suffix and package type against official Analog Devices documentation to ensure compatibility with your design requirements. Confirm that the LT1737IGN#TRPBF variant matches your thermal and electrical specifications. Cross-reference the datasheet for any updates regarding RoHS compliance or manufacturing changes before finalizing procurement plans.
Selection Notes
Select this component when designing isolated flyback converters requiring integrated synchronous rectification. Ensure the external MOSFET selection aligns with the controller's drive capabilities and the specified voltage ranges. Consider the thermal performance within the -40°C to 125°C operating range during the initial design phase.
Part Context
The LT1737 series from Analog Devices represents a family of switching regulators optimized for high-power isolated applications. The IGN variant denotes a specific industrial-grade temperature rating and package configuration. This controller integrates essential functions to simplify the design of efficient flyback power supplies.
Replacement Considerations
Consult official Analog Devices substitution guides for verified alternatives. Direct replacements must maintain compatible pinouts, voltage ranges, and functional characteristics for isolated flyback topologies.
