MRA400X,
Standard Recovery Power RectifierThe MRA400X, is a standard recovery power rectifier from onsemi. View the full MRA400X, datasheet below including key specifications, electrical characteristics, absolute maximum ratings.
Official MRA400X, datasheet (PDF) — the source this page was extracted from.
MRA400X, Key Specifications
| Parameter | Value |
|---|---|
| Avg. Rectified Forward Current (IO) | 1 A (At Rated VR, TL = 150 °C) |
| Peak Repetitive Reverse Voltage (VRRM) | 300 V (MRA4003) to 1000 V (MRA4007/NRVA4007) |
| Non-Repetitive Peak Surge Current (IFSM) | 30 A (halfwave, single phase, 60 Hz) |
| Max Instantaneous Forward Voltage (VF) | 1.1 V (TJ = 25 °C, IF = 1 A) |
| Max Instantaneous Reverse Current (IR) | 10 μA (TJ = 25 °C, at rated DC voltage) |
| Thermal Resistance, Junction-to-Lead (RθJL) | 16.2 °C/W |
| Thermal Resistance, Junction-to-Ambient (RθJA) | 88.3 °C/W |
MRA400X, Overview
Part: MRA4003T3G Series, NRVA4003T3G Series — onsemi
Type: Standard Recovery Power Rectifier
Description: 1.0 A, 300-1000 V standard recovery power rectifier series in a compact SMA package, AEC-Q101 qualified for automotive applications.
Operating Conditions:
- Operating temperature: -55 to 150 °C (Junction)
- Average rectified forward current: 1 A (at TL = 150 °C)
- Peak repetitive reverse voltage: 300 V to 1000 V
Absolute Maximum Ratings:
- Max continuous current: 1 A (Avg. Rectified Forward Current)
- Max junction temperature: 150 °C
- Max storage temperature: 175 °C
Key Specs:
- Avg. Rectified Forward Current (IO): 1 A (At Rated VR, TL = 150 °C)
- Peak Repetitive Reverse Voltage (VRRM): 300 V (MRA4003) to 1000 V (MRA4007/NRVA4007)
- Non-Repetitive Peak Surge Current (IFSM): 30 A (halfwave, single phase, 60 Hz)
- Max Instantaneous Forward Voltage (VF): 1.1 V (TJ = 25 °C, IF = 1 A)
- Max Instantaneous Reverse Current (IR): 10 μA (TJ = 25 °C, at rated DC voltage)
- Thermal Resistance, Junction-to-Lead (RθJL): 16.2 °C/W
- Thermal Resistance, Junction-to-Ambient (RθJA): 88.3 °C/W
Features:
- Compact Package with J-Bend Leads Ideal for Automated Handling
- NRVA Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101 Qualified and PPAP Capable
- Stable, High Temperature, Glass Passivated Junction
- These Devices are Pb-Free and are RoHS Compliant
Applications:
- Surface mounted automotive applications
Package:
- SMA (CASE 403D)
MRA400X, Features
- Compact Package with J-Bend Leads Ideal for Automated Handling
- NRVA Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101 Qualified and PPAP Capable
- Stable, High Temperature, Glass Passivated Junction
- These Devices are Pb-Free and are RoHS Compliant*
MRA400X, Electrical Characteristics
| Value | Value | ||
|---|---|---|---|
| Characteristic | Symbol | T J = 25 ° C | T J = 100 ° C |
| Maximum Instantaneous Forward Voltage (Note 3) (I F = 1 A) (I F = 2 A) | V F | 1.1 | 1.04 |
| Maximum Instantaneous Reverse Current (at rated DC | 1.18 | 1.12 | |
| voltage) | I R | 10 | 50 |
Figure 1. Typical Forward Voltage
Figure 2. Typical Reverse Current
TL, LEAD TEMPERATURE (
°
C)
Figure 3. Current Derating
Figure 4. Forward Power Dissipation per Leg
Figure 5. Capacitance
Figure 6. Thermal Response
MRA400X, Absolute Maximum Ratings
| Value | Value | Value | Value | Value | ||
|---|---|---|---|---|---|---|
| Rating | Symbol | MRA4003 | MRA4004/ NRVA4004 | MRA4005/ NRVA4005 | MRA4006/ NRVA4006 | MRA4007/ NRVA4007 |
| Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage | V RRM V RWM V R | 300 | 400 | 600 | 800 | 1000 |
| Avg. Rectified Forward Current (At Rated V R , T L = 150 ° C) | I O | 1 | ||||
| Peak Repetitive Forward Current (At Rated V R , Square Wave, 20 kHz, T L = 150 ° C) | I FRM | 2 | 2 | 2 | 2 | 2 |
| Non-Repetitive Peak Surge Current (Surge applied at rated load conditions, halfwave, single phase, 60 Hz) | I FSM | 30 | 30 | 30 | 30 | 30 |
| Junction Operating Temperature Range | T J | -55 to 150 | -55 to 150 | -55 to 150 | -55 to 150 | -55 to 150 |
| Storage Temperature Range | T stg | -55 to 175 | -55 to 175 | -55 to 175 | -55 to 175 | -55 to 175 |
MRA400X, Thermal Information
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Thermal Resistance, Junction-to-Lead (Note 1) Thermal Resistance, Junction-to-Ambient (Note 2) | R θ JL R θ JA | 16.2 88.3 | ° C/W |
More part numbers on this datasheet
Their pages show this same datasheet. Some are linked through their part family rather than checked part by part, so confirm the exact part in the ordering information.
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Ask your AI agent about the MRA400X,
Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.
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Then ask: "Can the MRA400X, run from my 12 V rail? Check it against the datasheet limits."
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