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| Part Number | HV9921N8-G | HV9922N8-G | HV9923N8-G | HV9921N3-G |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active |
| Type | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher |
| Topology | Step-Down (Buck) | Step-Down (Buck) | Step-Down (Buck) | Step-Down (Buck) |
| Internal Switch(s) | Yes | Yes | Yes | Yes |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Supply (Min) | 20V | 20V | 20V | 20V |
| Voltage - Supply (Max) | 400V | 400V | 400V | 400V |
| Voltage - Output | - | - | - | - |
| Current - Output / Channel | 20mA | 50mA | 30mA | 20mA |
| Frequency | - | - | - | - |
| Dimming | Triac | Triac | Triac | Triac |
| Applications | Lighting | Lighting | Lighting | Lighting |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Package / Case | TO-243AA | TO-243AA | TO-243AA | TO-226-3, TO-92-3 (TO-226AA) |
| Supplier Device Package | SOT-89-3 | SOT-89-3 | SOT-89-3 | TO-92-3 |
