L4978D
DC/DC Switching Regulator, Adjustable, Buck (Step Down), Single Output, 3.3 V to 50 V, 2 A, 100 kHz, 16 Pins, WSOIC
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Manufacturer:STMicroelectronics
Product Category:
Power Management, Voltage Regulators, DC / DC Switching Regulators
Avnet Manufacturer Part #: L4978D
Secondary Manufacturer Part#: L4978D
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RoHS 10 Compliant -
Tariff Charges
The L4978D is a step-down monolithic power Switching Regulator delivering 2A at a voltage between 3.3 and 50V (selected by a simple external divider). Realized in BCD mixed technology, the device uses an internal power D-MOS transistor (with a typical Rds
- Protection against feedback disconnection
- Inhibit for zero current consumption
- Zero load current operation
- Internal current limiting (pulse-by pulse and hiccup mode)
- Precise 3.3V (±1%) internal reference voltage
Technical Attributes
Find Similar Parts
| Description | Value | |
|---|---|---|
| 87 % | ||
| WSOIC | ||
| Surface Mount | ||
| 55 V | ||
| 8 V | ||
| Gold | ||
| 10 mV | ||
| 260 | ||
| 55 V | ||
| 8 V | ||
| Surface Mount | ||
| MSL 3 - 168 hours | ||
| 1 | ||
| 16 | ||
| 1 | ||
| 3 V | ||
| -40 to 150 °C | ||
| 150 °C | ||
| -40 °C | ||
| 2 A | ||
| 2A A | ||
| Adjustable | ||
| 3.3 to 50 V | ||
| 50V V | ||
| 3.3V V | ||
| 16SO W | ||
| 16 | ||
| 10.5 x 7.6 x 2.35 mm | ||
| SOIC W | ||
| 90 to 300 kHz | ||
| 100 kHz | ||
| Buck (Step Down) |
ECCN / UNSPSC / COO
| Description | Value |
|---|---|
| Country of Origin: | RECOVERY FEE |
| ECCN: | EAR99 |
| HTSN: | 8542330001 |
| Schedule B: | 8542330000 |
Factory Lead Time: