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MAX5921FESA+T is listed in the Hot Swap Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC HOT SWAP CTRLR -48V 8SOIC. Review the specifications below when checking this part for your BOM.
Hot Swap Controllers specifications for MAX5921FESA+T
- Description：IC HOT SWAP CTRLR -48V 8SOIC
- Series：-
- Mfr：Analog Devices Inc./Maxim Integrated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Hot Swap Controller
- Number of Channels：1
- Internal Switch(s)：No
- Applications：-48V
- Features：Auto Retry, Fault Timeout, Thermal Limit
- Programmable Features：Circuit Breaker, Current Limit, OVP, UVLO
- Voltage - Supply：-80V ~ -20V
- Current - Output (Max)：-
- Operating Temperature：-40°C ~ 85°C
- Current - Supply：700 µA
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
Hot Swap Controllers datasheet and documents for MAX5921FESA+T
Hot Swap Controllers Overview
The MAX5921FESA+T is a hot-swap voltage controller designed for -48V systems, allowing circuit cards to be safely hot-plugged into live backplanes. It operates from -20V to -80V and features an external sense resistor for precise current limiting. The device includes a high gate pulldown to ensure rapid turn-off during fault conditions. It is housed in an 8-pin SOIC package and supports an operating temperature range of -40°C to +85°C.
Hot Swap Controllers Feature Summary
- Enables safe hot-plugging of circuit cards into live backplanes
- Utilizes external sense resistor for programmable current limiting
- Incorporates high gate pulldown for fast fault response
Hot Swap Controllers Applications
- -48V telecommunications equipment
- Industrial control systems
- Telecom infrastructure backplanes
Hot Swap Controllers Procurement Notes
Verify the suffix 'T' indicates tape-and-reel packaging when ordering. Confirm the '+T' designation aligns with lead-free and RoHS compliance requirements specified by Analog Devices. Ensure the SOIC-8 package matches your PCB footprint design constraints before finalizing procurement.
Hot Swap Controllers Selection Notes
Select this component for applications requiring robust protection against inrush currents and short circuits during insertion. The external sense resistor allows customization of current limits to match specific load requirements. Consider the -48V input range suitability for standard telecom power architectures.
Hot Swap Controllers Part Context
This part belongs to the MAX5921/MAX5939 family of hot-swap controllers manufactured by Maxim Integrated, now part of Analog Devices. These devices are engineered to protect sensitive electronics during board insertion, preventing damage from power surges and ensuring system reliability in critical infrastructure environments.
Hot Swap Controllers Replacement Considerations
The MAX5939 is a related model within the same family offering similar hot-swap functionality. Verify pin compatibility and electrical specifications before substituting. Check if alternative packages or temperature grades are required for specific environmental conditions.
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