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Product Detailed Parameters
- Description：AUTOMOTIVE, 4A/6A 5KVRMS DUAL-CH
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR)
- Technology：Capacitive Coupling
- Number of Channels：2
- Voltage - Isolation：5000Vrms
- Propagation Delay tpLH / tpHL (Max)：45ns, 45ns
- Pulse Width Distortion (Max)：5ns
- Rise / Fall Time (Typ)：8ns, 8ns
- Current - Output High, Low：4A, 6A
- Current - Peak Output：4A, 6A
- Voltage - Forward (Vf) (Typ)：-
- Voltage - Output Supply：6.5V ~ 25V
- Grade：Automotive
- Qualification：AEC-Q100
- Operating Temperature：-40°C ~ 150°C
- Mounting Type：Surface Mount
- Package / Case：16-SOIC (0.295", 7.50mm Width)
- Supplier Device Package：16-SOIC
- Common Mode Transient Immunity (Min)：125V/ns
- Approval Agency：UL, VDE
- Current - DC Forward (If) (Max)：-
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Overview
The UCC21551AQDWRQ1 is an automotive-grade, optically isolated dual-channel gate driver from Texas Instruments. It features a SOIC-14 package and supports channel counts of two with output currents of 4 A and 6 A. The device provides 5000 Vrms insulation voltage and operates within a temperature range of -40°C to +150°C. Key electrical parameters include a maximum propagation delay of 45 ns, rise and fall times of 8 ns each, and a power dissipation of 950 mW. Output voltages range from 13 V to 25 V, with supply voltage maximums of 5.5 V.
Feature Summary
- Optical isolation technology for robust signal transmission
- Automotive qualification compliant with AEC-Q100 standards
- Dual-channel configuration supporting versatile driver topologies
Applications
- Automotive power electronics systems
- High-efficiency motor drives
- Industrial inverter applications
Procurement Notes
Verify the specific suffix codes against official Texas Instruments documentation to ensure correct packaging and automotive grade compliance. Confirm that the component meets all required environmental and reliability specifications for the intended application before procurement.
Selection Notes
Select this component for designs requiring high-voltage isolation and automotive reliability. Ensure the system architecture accommodates the dual-channel capability and verify that the thermal management strategy supports the specified power dissipation limits under operating conditions.
Part Context
This part belongs to the UCC21551-Q1 series of isolated gate drivers. It is designed to enable high efficiency and power density in various power applications. The device integrates optical coupling to provide reinforced isolation between input and output sides.
Replacement Considerations
Consult official substitution lists for compatible alternatives. Verify pin compatibility and electrical specifications when considering cross-references.
