STMicroelectronics · Discrete semiconductors
STD55NH2LLT4
MOSFET N-CH 24V 40A DPAK
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STD55NH2LLT4 specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | STD55NH2LLT4 |
| Family | Discrete semiconductors |
| Package | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Product Status | Obsolete |
| FET Type | N-Channel |
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 24 V |
| Current - Continuous Drain (Id) @ 25°C | 40A (Tc) |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Rds On (Max) @ Id, Vgs | 11mOhm @ 20A, 10V |
| Vgs(th) (Max) @ Id | 1V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 11 nC @ 4.5 V |
| Vgs (Max) | ±16V |
| Input Capacitance (Ciss) (Max) @ Vds | 990 pF @ 25 V |
| FET Feature | Not provided in source |
| Power Dissipation (Max) | 60W (Tc) |
| Operating Temperature | -55°C ~ 175°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | DPAK |
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
Documents and evidence
STD55NH2LLT4 ↗Catalog sources
www.ic-components.com · STD55NH2LLT4 ↗Source directory identity match; source detail pending. Specifications remain from existing catalog.
Before sourcing STD55NH2LLT4
- 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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