型号
- 型号
- 关键词
| 型号 | UC3874DWTR-2 | UC2874DWTR-1 | UC2874Q-1 | UC3874QTR-1 |
|---|---|---|---|---|
| 描述 | 1A SWITCHING CONTROLLER, 300kHz SWITCHING FREQ-MAX, PDSO18, PLASTIC, SOIC-18 | 1A SWITCHING CONTROLLER, 300kHz SWITCHING FREQ-MAX, PDSO18, PLASTIC, SOIC-18 | High Efficiency, Synchronous, Step-down (Buck) Controllers 20-PLCC -40 to 85 | 1A SWITCHING CONTROLLER, 300kHz SWITCHING FREQ-MAX, PQCC20, PLASTIC, LCC-20 |
| 厂商名称 | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) |
| 零件包装代码 | SOIC | SOIC | QLCC | QLCC |
| 包装说明 | SOP, SOP18,.4 | SOP, SOP18,.4 | QCCJ, LDCC20,.4SQ | QCCJ, LDCC20,.4SQ |
| 针数 | 18 | 18 | 20 | 20 |
| Reach Compliance Code | unknown | unknown | not_compliant | not_compliant |
| ECCN代码 | EAR99 | EAR99 | EAR99 | EAR99 |
| 模拟集成电路 - 其他类型 | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER |
| 控制模式 | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE |
| 控制技术 | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| 最大输入电压 | 24 V | 24 V | 36 V | 24 V |
| 最小输入电压 | 12 V | 12 V | 12 V | 12 V |
| 标称输入电压 | 12 V | 12 V | 12 V | 12 V |
| JESD-30 代码 | R-PDSO-G18 | R-PDSO-G18 | S-PQCC-J20 | S-PQCC-J20 |
| 长度 | 11.55 mm | 11.55 mm | 8.965 mm | 8.965 mm |
| 功能数量 | 1 | 1 | 1 | 1 |
| 端子数量 | 18 | 18 | 20 | 20 |
| 最高工作温度 | 70 °C | 85 °C | 85 °C | 70 °C |
| 最大输出电流 | 1 A | 1 A | 1 A | 1 A |
| 封装主体材料 | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | SOP | SOP | QCCJ | QCCJ |
| 封装等效代码 | SOP18,.4 | SOP18,.4 | LDCC20,.4SQ | LDCC20,.4SQ |
| 封装形状 | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE |
| 封装形式 | SMALL OUTLINE | SMALL OUTLINE | CHIP CARRIER | CHIP CARRIER |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 2.65 mm | 2.65 mm | 4.57 mm | 4.57 mm |
| 表面贴装 | YES | YES | YES | YES |
| 切换器配置 | PUSH-PULL | PUSH-PULL | PUSH-PULL | PUSH-PULL |
| 最大切换频率 | 300 kHz | 300 kHz | 300 kHz | 300 kHz |
| 技术 | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| 温度等级 | COMMERCIAL | INDUSTRIAL | INDUSTRIAL | COMMERCIAL |
| 端子形式 | GULL WING | GULL WING | J BEND | J BEND |
| 端子节距 | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| 端子位置 | DUAL | DUAL | QUAD | QUAD |
| 宽度 | 7.5 mm | 7.5 mm | 8.965 mm | 8.965 mm |
| Base Number Matches | 1 | 1 | 1 | - |