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Rad Hard Switching Regulators
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Renesas' radiation hardened switching regulator portfolio consists of radiation and single event effects (SEE) tolerant and radiation and SEE hardened high-efficiency synchronous buck regulators with integrated MOSFETs.
Product Selection Table
Processing table
Outputs (#) |
Topology [Rail 1] |
Input Voltage (Min) [Rail 1] (V) |
Input Voltage (Max) [Rail 1] (V) |
Output Voltage (Min) [Rail 1] (V) |
Output Voltage (Max) [Rail 1] (V) |
Output Current (Max) [Rail 1] (A) |
IQ [Rail 1] (µA) |
Topology [Rail 2] |
Input Voltage (Min) [Rail 2] (V) |
Input Voltage (Max) [Rail 2] (V) |
Output Voltage (Min) [Rail 2] (V) |
Output Voltage (Max) [Rail 2] (V) |
Output Current (Max) [Rail 2] (A) |
IQ [Rail 2] |
Switching Frequency (MHz) |
Duty Cycle (%) |
Peak Efficiency (%) |
POR |
SYNCH Capability |
Control Type |
High Dose Rate (HDR) (krad (Si)) |
Low Dose Rate (LDR) (krad (Si)) |
DSEE (SEL, SEB, etc.) (MeV*cm2/mg) |
Lead Count (#) |
Pkg. Type |
Temp. Range |
DLA SMD |
Qualification Level |
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| Part Number | |||||||||||||||||||||||||||||
| Radiation Hardened and SEE Hardened 6A Synchronous Buck Regulator | 1 | Buck | 3 | 5.5 | 0.6 | 4.675 | 6 | 2000 | 1 | 90 | 94 | Yes | Yes | Current Mode | 100 | 100 | 86.4 | 48 | CQFP, DIE | -55 to 125°C | 5962R0922503V9A, 5962R0922503VXC, 5962R0922503VYC | PROTO, QML Class V (space) | |||||||
| Radiation Hardened and SEE Hardened 6A Synchronous Buck Regulator | 1 | Buck | 3 | 5.5 | 0.6 | 4.675 | 6 | 2000 | 1 | 90 | 94 | Yes | Yes | Current Mode | 100 | 50 | 86.4 | 48 | CQFP, DIE | -55 to 125°C | 5962R0922502VXC, 5962R0922502VYC | PROTO, QML Class V (space) | |||||||
| Radiation Hardened and SEE Hardened 6A Synchronous Buck Regulator with Integrated MOSFETs | 1 | Buck | 3 | 5.5 | 0.6 | 4.675 | 6 | 2000 | 1 | 90 | 94 | Yes | Yes | Current Mode | 100 | 86.4 | 48 | CQFP, DIE | -55 to 125°C | 5962R0922501QXC, 5962R0922501V9A, 5962R0922501VXC | PROTO, QML Class Q (military), QML Class V (space) | ||||||||
| Radiation Hardened and SEE Hardened 22A Synchronous Buck Regulator with Current Sharing | 1 | Buck | 3 | 6.2 | 0.6 | 4.675 | 22 | 2500 | 0.5 - 1 | 90 | 92 | Yes | Yes | Current Mode | 100 | 100 | 86.4 | 64 | CQFP, DIE | -55 to 125°C | 5962R1220201VXC, 5962R1220201VYC | PROTO, QML Class V (space) | |||||||
| Radiation and SEE Tolerant 3V to 13.2V, 9A Buck Regulator | 1 | Buck | 3 | 13.2 | 0.6 | 11.88 | 9 | 10000 | 0.3 - 0.5 | 88 | 95 | Yes | Yes | Voltage Mode | 100 | 100 | 86.4 | 64 | CQFP, DIE | -55 to 125°C | 5962R1420302V9A, 5962R1420302VYC | PROTO, QML Class V (space) | |||||||
| Radiation Hardened Dual Output Point-of-Load, Integrated Synchronous Buck and Low Dropout Regulator | 2 | Buck | 3 | 5.5 | 0.6 | 4.675 | 3 | 600 | LDO | 0.775 | 5.5 | 0.6 | 4 | 1 | 450 | 0.1 - 1 | 85 | 94 | Yes | Yes | Voltage Mode | 100 | 75 | 86.4 | 28 | CFP, DIE | -55 to 125°C | 5962R1920901V9A, 5962R1920901VXC | PROTO, QML Class V (space) |
| Radiation Hardened and SEE Hardened 22A Synchronous Buck Regulator with Current Sharing | 1 | Buck | 3 | 6.2 | 0.6 | 4.675 | 22 | 2500 | 0.5 - 1 | 90 | 92 | Yes | Yes | Current Mode | 100 | 100 | 86.4 | 64 | CQFP, DIE | 5962R1220201VXC, 5962R1220201VYC | PROTO, QML Class V (space) | ||||||||
| Radiation Hardened Dual Output Point-of-Load, Integrated Synchronous Buck and Low Dropout Regulator | 2 | Buck | 3 | 5.5 | 0.6 | 4.675 | 3 | 600 | LDO | 0.775 | 5.5 | 0.6 | 4 | 1 | 450 | 0.1 - 1 | 85 | 94 | Yes | Yes | Voltage Mode | 75 | 86.4 | 28 | CFP | -55 to 125°C | 5962L1920902V9A, 5962L1920902VXC | QML Class V (space) | |
| Rad Hard Small Form Factor 3A Point of Load Regulator | 1 | Buck | 3 | 18 | 0.6 | 16 | 3 | 42 | 0.3 - 1 | 90 | 95 | Yes | No | Current Mode | 75 | 86.4 | 14 | CFP | QML Class V Equivalent (space) |
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Documentation
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| Type | Title | Date |
| Brochure | PDF 467 KB | |
| Brochure | PDF 4.85 MB | |
| White Paper | PDF 522 KB | |
| White Paper | PDF 254 KB | |
| Technical Brief | PDF 296 KB | |
| Technical Brief | PDF 410 KB | |
| Application Note | PDF 304 KB | |
| Application Note | PDF 338 KB | |
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