UCC2921D
- Mfr.Part #
- UCC2921D
- Manufacturer
- Unitrode
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- UCC2921 LATCHABLE NEGATIVE FLOAT
- Stock
- 21,029
- In Stock :
- 21,029
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- Manufacturer :
- Unitrode
- Product Category :
- Hot Swap Controllers
- Mounting Type :
- Surface Mount
- Current - Supply :
- 1mA
- ECCN Code :
- EAR99
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Terminal Form :
- Gull wing
- Weight :
- 72.603129mg
- Length :
- 4.9mm
- Pin Count :
- 8
- Threshold Voltage :
- 2.45
- Output Voltage :
- 10V
- Nominal Supply Current :
- 2mA
- Factory Lead Time :
- 12 Weeks
- Programmable Features :
- Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault
- Number of Terminations :
- 8
- Adjustable Threshold :
- yes
- Base Part Number :
- UCC2921
- Mount :
- Surface Mount
- Terminal Position :
- Dual
- Operating Temperature :
- -40°C~85°C
- Voltage - Supply :
- -48V
- Number of Channels :
- 1
- Applications :
- GENERAL PURPOSE
- Number of Pins :
- 8
- Type :
- Hot Swap Controller
- Height :
- 1.75mm
- Lead Free :
- Lead Free
- Feature Pins :
- CT, IMAX, PL, SDFLTCH
- Max Supply Current :
- 2mA
- Supply Voltage :
- 9.5V
- Peak Reflow Temperature (Cel) :
- 260
- Feature :
- UVLO
- JESD-609 Code :
- e4
- Internal Switch(s) :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Nominal Input Voltage :
- -10.5V
- Thickness :
- 1.58mm
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Width :
- 3.91mm
- Depth :
- 4mm
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Number of Functions :
- 1
- Packaging :
- Tube
- Supply Voltage-Min (Vsup) :
- 9V
- Datasheets
- UCC2921D

Hot Swap Controllers Unitrode UCC2921D Overview
Introducing the Hot Swap Controllers Unitrode UCC2921D, a cutting-edge solution designed for critical applications requiring robust power management. This latchable negative voltage hot swap controller enhances system reliability and safety by allowing electronic cards to be inserted and removed from a live backplane without causing disruption. Its specialized design is tailored to meet the stringent demands of high-availability systems, making it an ideal choice for telecommunications and server applications. With its advanced control features, the UCC2921D ensures protection against overcurrent, overvoltage, and under-voltage, contributing to sustained operational integrity and reduced downtime.
UCC2921D Features
The UCC2921D boasts several key features that make it essential for managing power supply challenges effectively:
- Integrated charge pump for controlled gate driving of external N-channel MOSFETs.
- Programmable current limit for customized protection settings.
- Under-voltage and over-voltage lockout settings ensure the device operates only under optimal power conditions.
- Automatic retry feature, enhancing system reliability through recovery from fault conditions.
UCC2921D Applications
- Telecommunications Equipment: Utilizes its robust voltage control and protection features to maintain system stability and integrity during card swaps and upgrades.
- Server Farms: Offers critical power management for servers operating in high-demand environments, ensuring continuous operation and minimal downtime.
- Industrial Automation Systems: Enhances reliability in automated processes by providing stable power delivery and protection against power anomalies.
- Data Centers: Ensures safe and efficient power management within dense configurations prone to electrical interference and fluctuations.
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Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
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