Power Integrations RDR-840Q Power Supply for INN3977CQ for Wide Input Range For Automotive
- RS Stock No.:
 - 209-7392
 - Mfr. Part No.:
 - RDK-840Q
 - Brand:
 - Power Integrations
 
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Subtotal (1 unit)*
£82.38
(exc. VAT)
£98.86
(inc. VAT)
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- Shipping from 19 August 2026
 
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Units  | Per unit  | 
|---|---|
| 1 - 1 | £82.38 | 
| 2 - 4 | £78.33 | 
| 5 + | £76.37 | 
*price indicative
- RS Stock No.:
 - 209-7392
 - Mfr. Part No.:
 - RDK-840Q
 - Brand:
 - Power Integrations
 
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all  | Attribute | Value | 
|---|---|---|
| Brand | Power Integrations | |
| Power Management Function | Power Supply | |
| For Use With | Wide Input Range For Automotive | |
| Kit Classification | Development Kit | |
| Featured Device | INN3977CQ | |
| Kit Name | RDR-840Q | |
| Select all | ||
|---|---|---|
Brand Power Integrations  | ||
Power Management Function Power Supply  | ||
For Use With Wide Input Range For Automotive  | ||
Kit Classification Development Kit  | ||
Featured Device INN3977CQ  | ||
Kit Name RDR-840Q  | ||
The Power Integrations RDK-840Q describing a 30 VDC to 550 VDC input, 12 V output, 30 W Power Supply utilizing INN3977CQ from Power Integrations. The document contains the power supply specification, schematic, bill-of-materials and basic performance data.
Wide input voltage range: 30 VDC to 550 VDC
InnoSwitch3-AQ – industry first AC/DC ICs with isolated, safety rated integrated feedback
Built-in synchronous rectification for >85% efficiency
InnoSwitch3-AQ – industry first AC/DC ICs with isolated, safety rated integrated feedback
Built-in synchronous rectification for >85% efficiency
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