.jpg)
点击放大查看
L4978D
| Manufacturer | |
| Description | Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W DC-DC 55V 2.0A D SO-16 SMD IC REG BUCK ADJ 2A 16SOIC L4978D, Switching Regulator, Buck Controller, 2A, Adjustable, 3.3 to 50V, 300kHz, 16-Pin SO W Voltage Regulators - Switching Regulators 3.3 to 50V Step-Down IC, BUCK REG, SMD, 4978, SOIC16 SW.REG.2A90-300KHZ STMicroelectronics 降压 开关稳压器, 2A, 可调输出, 3.3 → 50 V, 300 kHz, 16针 SOIC W封装 Switching Voltage Regulators 3.3 to 50V Step-Down |
| Category |
对参数有疑问？问 AI 助手
Business
| MOQ | 1225 | Unit Pack | 49 |
| Other Names | 497-5794-5 | Product Category | Voltage Regulators - Switching Regulators |
| Standard Package | Rail / Tube | Factory Pack Quantity | 49 |
| Standard Package Name | SOIC W | ||
Compliance
| RoHS | Lead free / RoHS Compliant | SVHC | :No SVHC (20-Jun-2013) |
| EU RoHS | Compliant | Tariff No | 85423990 |
| Automotive | NO | Part Status | :4978 |
| Rad Hardened | No | Leadfree Defin | RoHS-conform |
Electrical
| Accuracy | :1% | Frequency | 300000Hz |
| Efficiency | 87(Typ) % | Output Type | Adjustable |
| Regulator Type | Buck Controller | Voltage Rating | 3.3 to 50 V |
| Line Regulation | 10 mV | Current - Output | 2 A |
| Voltage - Supply | 8 to 55 V | Number of Outputs | 1 |
| Current - Output 1 | 2A | Regulator Topology | Step Down |
| Switching Regulator | Yes | Frequency - Switching | 90 to 300 kHz |
| Synchronous Rectifier | No | Voltage - Input (Min) | 55V |
| Voltage - Output (Max) | 50 V | DC Voltage - Input (Min) | 8 V |
| Voltage - Output (Min/Fixed) | 3.3 V | Voltage - Output 1 (Adj Range) | :50V |
| Voltage - Continuous Operating (Max) (MCOV) | :55V | Voltage - Output Difference (Typ) @ Distance | :3.3V |
Mechanical
| Width | 7.6mm | Height | 2.35mm |
| Length | 10.5mm | Weight | 0.00015 |
| Packaging | Tube | Lead Style | Gull-wing |
| Termination | :SMD | Mounting Type | Surface Mount |
| Mounting Style | SMD/SMT | Number of Pins | :16 |
| Package / Case | 16SO W | Package Cooled | SO W |
| Material Finish | :- | Length - Overall | 10.5(Max) |
| Package Quantity | SO W | Size / Dimension | 10.5 x 7.6 x 2.35mm |
| Number of Positions | 16 | Shell Size - Insert | 2.35(Max) |
| Supplier Device Package | 16-SO W | ||
Product Info
| Type | Step Down | Base Unit | :4978 |
| Matchcode | L4978D | Standard Leadtime | 15 weeks |
| Printed Circuit Board | 16 | ||
Environmental
| Operating Temperature | -40 to 150 °C | Maximum Temperature Limit | 140°C |
Documents & Media
Similar Parts
RE932-04
Roth Elektronik
RE932-04, Surface Mount (SMT) Board SOIC Epoxy Glass Double-Sided 20.5 x 13.5 x 1.5mm FR4 ADAPTOR, SMD, SO-16, 1.27MM Board: universal; multiadapter; W:20.5mm; L:13.5mm; SO16 Laboratory card FR4 Epoxide + chem. Ni/Au SO16 Adapter, RE932-04, Roth Elektronik
$32.8916
Details
ICK SMD A 10 SA
FISCHER ELEKTRONIK
HEAT SINK, FOR SMD, 75°C/W Heat sink 10 mm 75 K/W black anodised, ICK SMD A 10 SA, Fischer Elektronik
$0.3427
Details