4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125
| 参数名称 | 属性值 |
| Approx. price(US$) | 1.75 | 1ku |
| Duty cycle(Max)(%) | 99 |
| Package Group | VQFN-HR|12 |
| Control mode | Current Mode |
| Rating | Automotive |
| Switching frequency(Min)(kHz) | 400 |
| Features | Fixed Output,Forced PWM,Light Load Efficiency,Over Current Protection,Power Good,Soft Start Fixed,Spread Spectrum,Synchronous Rectification,Wettable Flanks Package |
| 类型 Type | Converter |
| Vin(Max)(V) | 42 |
| Iq(Typ)(mA) | 0.025 |
| Vin(Min)(V) | 3.6 |
| Regulated outputs(#) | 1 |
| Operating temperature range(C) | -40 to 125 |
| Switching frequency(Max)(kHz) | 2100 |
| LMR34215-Q1 | LMR34215FAQRNXRQ1 | LMR34215FAQRNXTQ1 | LMR34215FSC5RNXRQ1 | LMR34215FSC5RNXTQ1 | LMR34215SC5QRNXRQ1 | LMR34215SC5QRNXTQ1 | |
|---|---|---|---|---|---|---|---|
| 描述 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 | 4.2-V to 42-V, 1.5-A ultra-small synchronous step-down converter 12-VQFN-HR -40 to 125 |
| Brand Name | - | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| 是否无铅 | - | 不含铅 | 不含铅 | 不含铅 | 不含铅 | 不含铅 | - |
| 是否Rohs认证 | - | 符合 | 符合 | 符合 | 符合 | 符合 | 符合 |
| 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) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) |
| 包装说明 | - | HQCCN, | HQCCN, | HQCCN, | HQCCN, | HQCCN, | HQCCN, |
| Reach Compliance Code | - | compliant | compliant | compliant | compliant | compliant | compliant |
| Factory Lead Time | - | 16 weeks | 6 weeks | 6 weeks | 6 weeks | 6 weeks | - |
| 模拟集成电路 - 其他类型 | - | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR |
| 控制模式 | - | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE |
| 控制技术 | - | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| 最大输入电压 | - | 42 V | 42 V | 42 V | 42 V | 42 V | 42 V |
| 最小输入电压 | - | 4.2 V | 4.2 V | 4.2 V | 4.2 V | 4.2 V | 4.2 V |
| 标称输入电压 | - | 12 V | 12 V | 12 V | 12 V | 12 V | 12 V |
| JESD-30 代码 | - | R-PQCC-N12 | R-PQCC-N12 | R-PQCC-N12 | R-PQCC-N12 | R-PQCC-N12 | R-PQCC-N12 |
| JESD-609代码 | - | e3 | e3 | e3 | e3 | e3 | e3 |
| 长度 | - | 3 mm | 3 mm | 3 mm | 3 mm | 3 mm | 3 mm |
| 湿度敏感等级 | - | 2 | 2 | 2 | 2 | 2 | 2 |
| 功能数量 | - | 1 | 1 | 1 | 1 | 1 | 1 |
| 端子数量 | - | 12 | 12 | 12 | 12 | 12 | 12 |
| 最高工作温度 | - | 125 °C | 125 °C | 125 °C | 125 °C | 125 °C | 125 °C |
| 最低工作温度 | - | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| 最大输出电流 | - | 1.5 A | 1.5 A | 1.5 A | 1.5 A | 1.5 A | 1.5 A |
| 最大输出电压 | - | 40 V | 40 V | 40 V | 40 V | 40 V | - |
| 最小输出电压 | - | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | - |
| 封装主体材料 | - | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | - | HQCCN | HQCCN | HQCCN | HQCCN | HQCCN | HQCCN |
| 封装形状 | - | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | - | CHIP CARRIER, HEAT SINK/SLUG | CHIP CARRIER, HEAT SINK/SLUG | CHIP CARRIER, HEAT SINK/SLUG | CHIP CARRIER, HEAT SINK/SLUG | CHIP CARRIER, HEAT SINK/SLUG | CHIP CARRIER, HEAT SINK/SLUG |
| 峰值回流温度（摄氏度） | - | 260 | 260 | 260 | 260 | 260 | 260 |
| 座面最大高度 | - | 1.1 mm | 0.9 mm | 0.9 mm | 0.9 mm | 0.9 mm | 0.9 mm |
| 表面贴装 | - | YES | YES | YES | YES | YES | YES |
| 切换器配置 | - | BUCK | BUCK | BUCK | BUCK | BUCK | BUCK |
| 最大切换频率 | - | 2100 kHz | 2100 kHz | 2100 kHz | 2100 kHz | 2100 kHz | 2100 kHz |
| 温度等级 | - | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| 端子面层 | - | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| 端子形式 | - | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD |
| 端子位置 | - | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| 处于峰值回流温度下的最长时间 | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 宽度 | - | 2 mm | 2 mm | 2 mm | 2 mm | 2 mm | 2 mm |
| 标称输出电压 | - | - | - | 5 V | 5 V | 5 V | 5 V |
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