L4978 | STMicroelectronics
IC
Order No.: 41S1020
EAN: 4099879090027
MPN:
L4978
Unit Price (€ / pc.)
3.1297 € *
Standard delivery time from the manufacturer is: On Request
Total Price:
3.13 € *
Price list
Quantity
Price per unit*
1 pcs.
3.1297 €
10 pcs.
3.0226 €
25 pcs.
2.9155 €
100 pcs.
2.7132 €
250 pcs.
2.6061 €
*incl. VAT plus shipping costs
Subject to prior sale
Switching regulator, L4978, STMicroelectronics
The L4978 is a step down monolithic power switching regulator. Realized in BCD mixed technology, the device uses an internal power D-MOS transistor to obtain very high efficency and high switching speed.
Features
- Protection against feedback disconnection
- Thermal shutdown
- Internal current limiting (Pulse by Pulse and Hiccup mode)
- Zero load current operation
- Soft start function
Technical specifications
| Input voltage AC | 8-55 V | |
| Output current | 2 A | |
| Assembly | THT | |
| Enclosure | PDIP-8 | |
| min. operating temperature | -40 °C | |
| max. operating temperature | 150 °C | |
| Input voltage | 55 V |
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Logistics
| Original Packaging | Bar with 50 pieces |
| Customs tariff number | 85423390 |
| Country of origin | QU |
| MSL | MSL 1 |
Compliance
| Date of RoHS guidelines | 3/31/15 |
| SVHC free | Yes |
| RoHS conform | No |