STMicroelectronics · Discrete semiconductors
L6221AD
TRANS 4NPN DARL 50V 1.8A 20SOIC
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L6221AD specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | L6221AD |
| Family | Discrete semiconductors |
| Package | 20-SOIC (0.295", 7.50mm Width) |
| Product Status | Obsolete |
| Transistor Type | 4 NPN Darlington (Quad) |
| Current - Collector (Ic) (Max) | 1.8A |
| Voltage - Collector Emitter Breakdown (Max) | 50V |
| Vce Saturation (Max) @ Ib, Ic | 1.6V @ 1.8A |
| Current - Collector Cutoff (Max) | Not provided in source |
| DC Current Gain (hFE) (Min) @ Ic, Vce | Not provided in source |
| Power - Max | 1W |
| Frequency - Transition | Not provided in source |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SO |
Documents and evidence
L6221AD ↗Catalog sources
www.ic-components.com · L6221AD ↗Source directory identity match; source detail pending. Specifications remain from existing catalog.
Before sourcing L6221AD
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
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