40CTQ045 The Infineon Technologies 40CTQ045 is a center tap Schottky rectifier optimized for low forward voltage drop and high junction temperature operation. It features a 45V reverse voltage rating and 40A average forward current.
Mfr Part #:

40CTQ045

Available from 1 distributors
Mfr Name: Infineon Technologies
Infineon Technologies
The Infineon Technologies 40CTQ045 is a center tap Schottky rectifier optimized for low forward voltage drop and high junction temperature operation. It features a 45V reverse voltage rating and 40A average forward current.
✓ Total Stock: 27 pcs
$ Price Range: $0.99

40CTQ045 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
27 pcs
27 pcs On Request 1 On Request On Request NO DC On Request On Request

40CTQ045 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
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40CTQ045 Description

Short technical summary and product information.

The Infineon Technologies 40CTQ045 is a Schottky rectifier designed for applications requiring high efficiency and reliability. It offers a low forward voltage drop and moderate leakage, making it suitable for switching power supplies, converters, and reverse battery protection circuits.

 

Key electrical characteristics include a maximum average forward current of 40A per device (20A per leg) and a repetitive peak reverse voltage of 45V. The junction temperature range is -55°C to 150°C, supported by proprietary barrier technology for stable operation.

 

This rectifier is available in multiple package styles including TO-220, D2PAK, and TO-262, offering flexibility for different mounting requirements. Its construction features high purity, high-temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance, along with a guard ring for improved ruggedness.

40CTQ045 Quick Information

Product Type: Schottky Rectifier
Canonical Name: 40CTQ045 Schottky Rectifier
Subcategory: Rectifiers

40CTQ045 Compliance

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

40CTQ045 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

40CTQ045 Features

  • 40A average forward current capability.
  • 45V maximum reverse voltage rating.
  • Optimized for low forward voltage drop.
  • High junction temperature operation up to 150°C.
  • Available in TO-220, D2PAK, and TO-262 packages.

40CTQ045 Applications

  • Ideal for switching power supplies.
  • Suitable for DC-DC converters.
  • Used in free-wheeling diode applications.
  • Provides reverse battery protection.

40CTQ045 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage of the 40CTQ045?

45V.

What is the average forward current rating?

20A per leg, 40A per device.

What is the forward voltage drop?

0.53V at 20A, 0.68V at 40A, and 0.48V at 20A and 125°C.

What packages are available?

TO-220, D2PAK, and TO-262.

What is the surge current capability?

1240A for 5μs pulse, 350A for 10ms pulse.

What is the operating junction temperature range?

-55°C to 150°C.

What is the thermal resistance?

2°C/W per leg, 1°C/W per package.

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