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IR21844S The Infineon Technologies IR21844S is a half-bridge gate driver IC designed for high-speed power MOSFET and IGBT applications. It operates up to 600V with a 10-20V gate drive supply.
Mfr Part #:

IR21844S

Available from 2 distributors
Mfr Name: Infineon Technologies
Infineon Technologies
The Infineon Technologies IR21844S is a half-bridge gate driver IC designed for high-speed power MOSFET and IGBT applications. It operates up to 600V with a 10-20V gate drive supply.
✓ Total Stock: 1,600 pcs
$ Price Range: $2.01

IR21844S Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
1,597 pcs
On Request
1597 pcs On Request 1 On Request On Request On Request On Request On Request
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
3 pcs
On Request
3 pcs On Request 1 On Request On Request On Request On Request On Request
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IR21844S Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Channel Type
Current
Driven Configuration
Gate Type
Halogen Free
High Side Voltage
Input Type
Lead Style
Logic Voltage
Mounting Type
Number of Drivers
Operating Temperature
Rise
SVHC Present
Supplier Device Package
Supplier Package
Voltage
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IR21844S Description

Short technical summary and product information.

The Infineon Technologies IR21844S is a high voltage, high speed gate driver IC. It features dependent high and low side referenced output channels, suitable for half-bridge configurations. This device is designed to drive N-channel power MOSFETs or IGBTs in high-side applications, operating up to 600 volts.

 

Key electrical specifications include a gate drive supply range of 10V to 20V and logic voltage compatibility down to 3.3V. The output drivers provide a current capability of 1.9A source and 2.3A sink. It offers matched propagation delays for both channels and undervoltage lockout for both channels.

 

The IR21844S is housed in a 14-SOIC package and supports surface mount installation. Its operating temperature range is -40°C to 150°C (TJ). This component is designed for applications requiring robust and efficient power switching.

 

This gate driver utilizes proprietary HVIC and latch immune CMOS technologies for rugged monolithic construction. The input type is non-inverting, and it supports synchronous channel types. The part number is IR21844S, and it is manufactured by Infineon Technologies.

IR21844S Quick Information

Product Type: Gate Driver IC
Canonical Name: Infineon Technologies IR21844S Half-Bridge Gate Driver IC
Subcategory: Gate Drivers

IR21844S Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 3
REACH Status: REACH Unaffected
Lead Free: Yes

IR21844S Estimated Pricing

Qty Low High
1+ $2.01 $2.01

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

IR21844S Features

  • Drives N-channel MOSFETs and IGBTs.
  • Operates up to 600V high side voltage.
  • Features 10V to 20V gate drive supply.
  • Provides 1.9A source and 2.3A sink current.
  • Surface mount 14-SOIC package.

IR21844S Applications

  • Ideal for half-bridge power circuits.
  • Suitable for high-speed switching applications.
  • Used in power supply designs.
  • Applicable for motor control systems.

IR21844S FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the IR21844S gate driver?

The gate drive supply voltage range is 10V to 20V.

What is the maximum high side voltage for the IR21844S?

The high side voltage is 600V.

What is the output current capability of the IR21844S?

The output current is 1.9A sink and 2.3A source.

What is the operating temperature range of the IR21844S?

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

What package type is the IR21844S available in?

The IR21844S is available in a 14-SOIC surface mount package.

What types of transistors can the IR21844S drive?

The IR21844S can drive IGBTs and N-Channel MOSFETs.

What is the driven configuration of the IR21844S?

The driven configuration is half-bridge.

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