121NQ045 International Rectifier - DIODE RECTIFIER BRIDGE
121NQ045 Description
The International Rectifier 121NQ045 is a rectifier bridge, rated for 45 V and 120 A. Diode modules like this are common in rectifier front ends, DC power supplies, welders and plating equipment.
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Target Applications
International Rectifier 121NQ045 is used for AC/DC power conversion and control: controlled and uncontrolled rectifiers, DC motor drives, soft starters, battery chargers, welding equipment, heater and temperature control, and AC power controllers.
Key Specifications
| Manufacturer | International Rectifier |
| Category | DIODE RECTIFIER BRIDGE |
| Rated voltage | 45 V |
| Rated current | 120 A |
Related Part Numbers
| 120NQ045 45V, 120A | 124NQ045 45(V) / 120(A) | 121NQ040 120V, 40A | 121NQ035 120V, 35A |
| 180NQ045 45V, 180A | 181NQ045 45V, 181A | 240NQ045 45V, 240A | 122NQ030 30V, 120A |
| 121NQ045R 45V, 120A | 121CNQ050 120V, 50A | 122NQ030R 30V, 120A | 1238HH24B-WDB 24V, 0.70A |
| 120NQ045R 45V, 120A | 123NQ080 80V, 120A | 123NQ100 100V, 120A | 120NQ040 40V, 120A |

