| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $42.00 | $42.00 |
| 10+ | $38.50 | $385.00 |
| 500+ | $35.00 | $17,500.00 |
| 1000+ | $33.25 | $33,250.00 |
Prices exclude shipping and taxes. Click a tier row to set the quantity.
Price is for reference only. All orders are subject to availability confirmation. Our team will contact you within 24 hours to confirm final pricing and lead time.
The MAX5921AESA+ from Analog Devices is a positive-voltage hot-swap controller IC with an integrated circuit breaker function, optimized for safely inserting and removing boards in live backplane applications. It provides adjustable overcurrent protection, undervoltage and overvoltage monitoring, and a fault status output to enable rapid isolation under fault conditions. An internal charge pump drives an external N-channel MOSFET, allowing precise control of inrush current and limiting power dissipation during startup. The device supports a wide operating voltage range and includes a programmable timeout period to accommodate varying load capacitance without nuisance tripping.
Typical applications include telecom infrastructure, enterprise networking equipment, industrial servers, and automated test systems where uninterrupted operation and field-replaceable units are critical. In aerospace and defense environments, the controller’s circuit breaker accuracy helps protect sensitive loads from overstress during hot-swap events. The SOP-8 package offers a compact footprint suitable for high-density PCB layouts, while the -40°C to +85°C industrial temperature range ensures reliable performance across diverse thermal environments. As an active product from a leading manufacturer, the MAX5921AESA+ carries low obsolescence risk; engineering teams requiring extended temperature or military-grade screening should verify compliance with MIL-PRF-38535 or similar standards, as this version is not inherently military-qualified.
| Attribute | Value |
|---|---|
| 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 |
| Operating Temperature | -40°C ~ 85°C |
| Current - Supply | 700 µA |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154in, 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
Download the current available datasheet for MAX5921AESA+.
Download Datasheet 
