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UC3844BN
| Manufacturer | |
| Description | Current Mode PWM Controller 1A 8-Pin PDIP Tube IC REG CTRLR PWM CM 8-MINIDIP UC3844BN, PWM Current Mode Controller, 1A Boost, Flyback, 500kHz 8-Pin PDIP Switching Controllers 0.5mA Current Mode IC,UC3844BN , PWM 电流模式控制器, 1 A, 升压、反激式, 500 kHz, 8针 PDIP封装 SMPS PDIP-8 THT |
| Category |
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Business
| Product Category | Switching Controllers | Standard Package | Rail / Tube |
| Factory Pack Quantity | 2000 | ||
Compliance
| RoHS | Lead free / RoHS Compliant | Automotive | NO |
| Rad Hardened | No | Leadfree Defin | RoHS-conform |
Electrical
| PWM Type | Current Mode | Fall Time | 50ns |
| Frequency | 250 Hz | 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 |
| Current - Output 1 | 1 A | Divider/Multiplier | No |
| Inverting Converter | No | Current Rating (Max) | 1 A |
| Frequency - Switching | 500 kHz | Synchronous Rectifier | No |
| Voltage - Input (Min) | 30 V | Voltage - Supply (Min) | 30 V |
| Propagation Delay (Max) | 50ns | Number of Outputs and Type | 1 |
| Voltage - Supply (Vcc/Vdd) | 30 V | ||
Mechanical
| Width | 6.6mm | Height | 3.32mm |
| Length | 10.92mm | Packaging | Tube |
| Contact Form | No | Mounting Type | Through Hole |
| Mounting Style | Through Hole | Number of Pins | 8 |
| Package / Case | 8PDIP | Package Cooled | PDIP |
| Package Quantity | PDIP | Size / Dimension | 10.92 x 6.6 x 3.32mm |
| Number of Positions | 8 | ||
Product Info
| Type | Current Mode PWM Controllers | Series | UC3844B |
| Topology | Boost, Flyback | Manufacturer | STMicroelectronics |
| Control Method | Current | Control/Display Type | 电流 |
| Output Configuration | No | ||
Environmental
| Mating Cycles | 50% | Operating Temperature | -40 to 150 °C |
| Maximum Temperature Limit | 150 °C | ||
Documents & Media
PDF Document
