Overview
The MBRB1545CTG is a dual Schottky rectifier diode produced by onsemi, designed for high-efficiency and reliability in various power management applications. This component features a center-tap configuration and is packaged in a D2PAK surface mount format, making it suitable for a wide range of switching power supplies and other high-frequency applications.
Key Specifications
| Parameter | Condition | Typical | Maximum | Units |
|---|---|---|---|---|
| Peak Repetitive Reverse Voltage (VRRM) | - | - | 45 | V |
| Average Rectified Forward Current (IF(AV)) | 50% duty cycle, Tc = 125°C, rectangular waveform | - | 7.5 (Per Leg), 15 (Per Device) | A |
| Peak One Cycle Non-Repetitive Surge Current (IFSM) | 8.3 ms, Half Sine pulse | - | 180 | A |
| Forward Voltage Drop (VF) | @ 15 A, Pulse, TJ = 25°C | 0.65 | 0.84 | V |
| Reverse Current (IR) | @ VR = rated VR, TJ = 25°C | 0.01 | 1.0 | mA |
| Junction Temperature (TJ) | - | - | -55 to +150 | °C |
| Storage Temperature (Tstg) | - | - | -55 to +150 | °C |
| Thermal Resistance, Junction to Case (RθJC) | DC operation | - | 3.0 | °C/W |
Key Features
- Center-tap configuration for versatile application use.
- Low forward voltage drop, enhancing efficiency and reducing power loss.
- High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance.
- Guardring for overvoltage protection and enhanced ruggedness.
- High frequency operation capability.
- Pb-free device with traceability to the wafer lot.
- Operating junction temperature up to 150°C.
Applications
- Switching power supplies.
- Converters.
- Free-wheeling diodes.
- Reverse battery protection.
Q & A
- What is the peak repetitive reverse voltage of the MBRB1545CTG?
The peak repetitive reverse voltage (VRRM) is 45 V. - What is the average rectified forward current for this diode?
The average rectified forward current (IF(AV)) is 7.5 A per leg and 15 A per device at 50% duty cycle, Tc = 125°C, rectangular waveform. - What is the maximum junction temperature for the MBRB1545CTG?
The maximum junction temperature (TJ) is 150°C. - What is the typical forward voltage drop at 15 A and TJ = 25°C?
The typical forward voltage drop (VF) is 0.65 V at 15 A and TJ = 25°C. - Is the MBRB1545CTG a Pb-free device?
Yes, the MBRB1545CTG is a Pb-free device. - What are the common applications of the MBRB1545CTG?
Common applications include switching power supplies, converters, free-wheeling diodes, and reverse battery protection. - What is the thermal resistance from junction to case for the MBRB1545CTG?
The thermal resistance from junction to case (RθJC) is 3.0 °C/W for DC operation. - Does the MBRB1545CTG have any special packaging features?
Yes, it is packaged in a D2PAK surface mount format. - What is the maximum reverse current at rated VR and TJ = 25°C?
The maximum reverse current (IR) is 1.0 mA at rated VR and TJ = 25°C. - Is the MBRB1545CTG suitable for high-frequency operations?
Yes, the MBRB1545CTG is suitable for high-frequency operations.
