MBR4045WT Schottky diode array with 45V reverse voltage, 40A total forward current, and TO-247-3 through-hole package. Features low forward voltage and high surge capability.
Mfr Part #:

MBR4045WT

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
Schottky diode array with 45V reverse voltage, 40A total forward current, and TO-247-3 through-hole package. Features low forward voltage and high surge capability.
✓ Total Stock: 28 pcs
$ Price Range: $0.77 - $2.87

MBR4045WT Available from 1 distributor

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✓ Non-Authorised
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28 pcs
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MBR4045WT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Diode Configuration
Halogen Free
Junction Temperature
Medical Grade
Mounting Type
Operating Temperature
Speed
Supplier Device Package
Tape & Reel
Technology
Voltage

MBR4045WT Description

Short technical summary and product information.

The MBR4045WT is a Schottky diode array from On Semiconductor, configured as a 1 pair common cathode. It is rated for a peak repetitive reverse voltage of 45V and an average rectified forward current of 40A total (20A per diode leg). The forward voltage is typically 0.52V at 20A and 25°C, with a maximum of 0.70V at 20A. At 40A, typical forward voltage is 0.65V and maximum 0.80V. The device can handle a non-repetitive peak surge current of 400A.

 

The operating junction temperature range is -65°C to 175°C, with a thermal resistance (junction-to-case) of 1.4°C/W maximum. The part is packaged in a TO-247-3 through-hole package, suitable for high-power applications. It is Pb-free, halogen free, and RoHS compliant as per the datasheet.

 

This diode array is designed for switch mode power supplies, output rectification, power management, and instrumentation. Its low forward voltage and high efficiency make it suitable for high-frequency switching circuits.

MBR4045WT Quick Information

Product Type: Schottky Diode Array
Canonical Name: MBR4045WT Schottky Diode Array 45V 40A TO-247-3
Subcategory: Rectifiers - Arrays

MBR4045WT Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: Non-Compliant
Lead Free: Yes

MBR4045WT Estimated Pricing

Qty Low High
1+ $2.87 $2.87
25+ $1.58 $1.58
100+ $1.27 $1.27
500+ $1.02 $1.02
1,000+ $0.94 $0.94
2,000+ $0.87 $0.87
5,000+ $0.80 $0.80
10,000+ $0.77 $0.77

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

MBR4045WT Features

  • 45V reverse voltage rating.
  • 40A total forward current.
  • Low forward voltage (0.7V max).
  • High surge capacity (400A).
  • Operating temperature up to 175°C.

MBR4045WT Applications

  • Power supply output rectification.
  • Power management applications.
  • Instrumentation circuits.
  • High-frequency switching power supplies.

MBR4045WT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse voltage rating of the MBR4045WT?

The peak repetitive reverse voltage (VRRM) is 45V.

What is the forward current rating of the MBR4045WT?

The average rectified forward current is 20A per diode leg and 40A total for the device at TC=125°C.

What is the forward voltage drop of the MBR4045WT?

At 20A and 25°C, the typical forward voltage is 0.52V, with a maximum of 0.70V. At 40A and 25°C, typical is 0.65V, maximum 0.80V.

What package does the MBR4045WT come in?

The MBR4045WT is offered in a TO-247-3 through-hole package.

What is the operating temperature range of the MBR4045WT?

The operating junction temperature range is -65°C to 175°C.

What is the surge current rating of the MBR4045WT?

The non-repetitive peak surge current is 400A at rated load conditions, halfwave, 60Hz.

Is the MBR4045WT RoHS compliant?

Yes, the datasheet confirms the device is Pb-free, halogen free, and RoHS compliant.

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