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UC3844BD1
| Manufacturer | |
| Description | Current Mode PWM Controller 1A 8-Pin SO N IC REG CTRLR BST FLYBK ISO SO-8 UC3844BD1, PWM Current Mode Controller, 1A Boost, Flyback, 500kHz 8-Pin SOIC Switching Controllers PWM CONTROLLER PWMCONTROLLER,UC3844BD1 , PWM 电流模式控制器, 1 A, 升压、反激式, 500 kHz, 8针 SOIC封装 |
| Category |
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Business
| Other Names | STUC3844BD1 | Product Category | Switching Controllers |
| Standard Package | Rail / Tube | Factory Pack Quantity | 100 |
| Standard Package Name | SOIC | ||
Compliance
| RoHS | Lead free / RoHS Compliant | EU RoHS | Compliant |
| Rad Hardened | No | ||
Electrical
| PWM Type | Current Mode | Fall Time | 50ns |
| Delay Time | 50ns | Duty Cycle | 50 % |
| Cuk Converter | No | Buck Converter | No |
| Isolated Power | Yes | Voltage Rating | 4.90 V to 5.10 V |
| Boost Converter | Yes | Frequency - Max | 500kHz |
| Rise Time (Typ) | 50 ns | Current - Output | 1000(Max) mA |
| Duty Cycle (Max) | 50 % | Voltage - Supply | 11.5 V ~ 25 V |
| Doubler Converter | No | Flyback Converter | Yes |
| Number of Outputs | 1 | Divider/Multiplier | No |
| Inverting Converter | No | Current Rating (Max) | 1 A |
| Frequency - Switching | 500 kHz | Synchronous Rectifier | No |
| Voltage - Supply (Min) | 30 V | Propagation Delay (Max) | 50ns |
| Number of Outputs and Type | 1 | ||
Mechanical
| Width | 4mm | Height | 1.25mm |
| Length | 5mm | Packaging | Tube |
| Lead Style | Gull-wing | Contact Form | No |
| Mounting Type | Surface Mount | Mounting Style | SMD/SMT |
| Number of Pins | 8 | Package / Case | 8SO N |
| Package Cooled | SO | Length - Overall | 5(Max) |
| Package Quantity | SO N | Size / Dimension | 5 x 4 x 1.25mm |
| Number of Positions | 8 | Shell Size - Insert | 1.65(Max) |
Product Info
| Type | Current Mode PWM Controllers | Series | UC3844B |
| DELETED | Compliant | Function | Y |
| Topology | Boost|Flyback | Manufacturer | STMicroelectronics |
| Control Method | Current Mode PWM Controller | Control/Display Type | 电流 |
| Output Configuration | No | Printed Circuit Board | 8 |
Environmental
| Mating Cycles | 50% | Operating Temperature | -40 to 150 °C |
Documents & Media
PDF Document
