UCC21551ADWR The Texas Instruments UCC21551ADWR is a dual-channel, reinforced isolation gate driver. It features programmable dead time and supports IGBT, MOSFET, and SiCFET power switches.
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UCC21551ADWR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UCC21551ADWR is a dual-channel, reinforced isolation gate driver. It features programmable dead time and supports IGBT, MOSFET, and SiCFET power switches.
✓ Total Stock: 1,856 pcs
$ Price Range: $0.59

UCC21551ADWR Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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1,856 pcs
1856 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

UCC21551ADWR Specifications Quick View

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UCC21551ADWR Description

Short technical summary and product information.

The UCC21551ADWR from Texas Instruments is a high-performance, dual-channel, reinforced isolation gate driver designed for demanding power applications. It offers robust isolation with a withstand voltage of 5000 Vrms and a working isolation voltage of 1500 Vrms, ensuring safety and reliability in high-voltage systems.

 

This gate driver provides peak output currents of 4A sourcing and 6A sinking, making it suitable for driving power switches such as IGBTs, MOSFETs, and SiCFETs. Key features include programmable dead time control, allowing for optimized switching performance and reduced shoot-through current. The device operates with an input supply voltage range of 3V to 5.5V and an output voltage range of 13V to 25V.

 

With a wide operating temperature range of -40°C to 150°C, the UCC21551ADWR is built for harsh environments. It is available in a surface-mount SOIC package, facilitating integration into compact designs. The device also includes undervoltage lockout protection and is functional safety-capable, making it a versatile choice for various industrial and automotive applications requiring reliable gate drive and isolation.

 

Applications include motor drives, power supplies, and industrial automation systems where efficient and safe switching of power semiconductors is critical. The combination of high isolation, strong drive capability, and programmable features makes the UCC21551ADWR a valuable component for modern power electronics designs.

UCC21551ADWR Quick Information

Product Type: Gate Driver
Series: UCC21551
Canonical Name: UCC21551ADWR Dual-Channel Gate Driver
Subcategory: Gate Drivers

UCC21551ADWR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

UCC21551ADWR Estimated Pricing

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1+ $0.59 $0.59

Estimated market price range - modelled values for guidance only, not live distributor offers.

UCC21551ADWR Features

  • Dual-channel reinforced isolation gate driver.
  • 5000 Vrms withstand isolation voltage.
  • 4A source and 6A sink peak output current.
  • Programmable dead time control feature.
  • Suitable for IGBT, MOSFET, and SiCFET switches.

UCC21551ADWR Applications

  • Ideal for high-voltage power systems.
  • Used in motor drive applications.
  • Suitable for industrial power supplies.
  • Enables robust switching designs.

UCC21551ADWR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the peak output current of the UCC21551ADWR?

The typical peak source current is 4 A and the typical peak sink current is 6 A.

What is the isolation voltage rating?

The withstand isolation voltage is 5000 Vrms and the working isolation voltage is 1500 Vrms.

What power switches can this driver support?

It supports IGBT, MOSFET, and SiCFET power switches.

What is the operating temperature range?

The operating temperature range is -40 °C to 150 °C.

What package is the UCC21551ADWR available in?

It is available in a surface-mount SOIC package.

Does the UCC21551ADWR have programmable dead time?

Yes, it features programmable dead time.

What is the propagation delay time?

The typical propagation delay time is 0.028 µs.

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