Switching Voltage Regulators 5V Adjustable Step-Down
| 参数名称 | 属性值 |
| 是否无铅 | 含铅 |
| 是否Rohs认证 | 不符合 |
| 厂商名称 | Maxim(美信半导体) |
| 零件包装代码 | SOIC |
| 包装说明 | SOP, SOP8,.25 |
| 针数 | 8 |
| Reach Compliance Code | not_compliant |
| ECCN代码 | EAR99 |
| 模拟集成电路 - 其他类型 | SWITCHING REGULATOR |
| 控制模式 | VOLTAGE-MODE |
| 控制技术 | PULSE WIDTH MODULATION |
| 最大输入电压 | 16.5 V |
| 最小输入电压 | 5 V |
| 标称输入电压 | 12 V |
| JESD-30 代码 | R-PDSO-G8 |
| JESD-609代码 | e0 |
| 长度 | 4.9 mm |
| 湿度敏感等级 | 1 |
| 功能数量 | 1 |
| 端子数量 | 8 |
| 最高工作温度 | 85 °C |
| 最低工作温度 | -40 °C |
| 最大输出电流 | 0.525 A |
| 标称输出电压 | 5 V |
| 封装主体材料 | PLASTIC/EPOXY |
| 封装代码 | SOP |
| 封装等效代码 | SOP8,.25 |
| 封装形状 | RECTANGULAR |
| 封装形式 | SMALL OUTLINE |
| 峰值回流温度（摄氏度） | 245 |
| 认证状态 | Not Qualified |
| 座面最大高度 | 1.75 mm |
| 最大供电电流 (Isup) | 0.6 mA |
| 表面贴装 | YES |
| 切换器配置 | BUCK |
| 最大切换频率 | 65 kHz |
| 技术 | CMOS |
| 温度等级 | INDUSTRIAL |
| 端子面层 | Tin/Lead (Sn85Pb15) |
| 端子形式 | GULL WING |
| 端子节距 | 1.27 mm |
| 端子位置 | DUAL |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED |
| 宽度 | 3.9 mm |
| MAX638AESA | MAX638AESA- | MAX638AMJA-HR | MAX638ACSA- | MAX638ACPA | MAX638BMJA | MAX638AEPA | MAX638AESA-T | MAX638ACSA | |
|---|---|---|---|---|---|---|---|---|---|
| 描述 | Switching Voltage Regulators 5V Adjustable Step-Down | Switching Voltage Regulators CMOS Monolithic Voltage Converter | Switching Voltage Regulators | Real Time Clock Integrated RTC/TCXO/Crystal | Switching Voltage Regulators 5V Adjustable Step-Down | Switching Voltage Regulators 5V Adjustable, CMOS, Step-Down Switching Regulator | Switching Voltage Regulators 5V Adjustable Step-Down | Switching Voltage Regulators 5V Adjustable Step-Down | Switching Voltage Regulators 5V Adjustable Step-Down |
| 是否无铅 | 含铅 | - | - | - | 含铅 | 含铅 | 含铅 | 含铅 | 含铅 |
| 是否Rohs认证 | 不符合 | - | - | - | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 |
| 厂商名称 | Maxim(美信半导体) | - | - | - | Maxim(美信半导体) | Maxim(美信半导体) | Maxim(美信半导体) | Maxim(美信半导体) | Maxim(美信半导体) |
| 零件包装代码 | SOIC | - | - | - | DIP | DIP | DIP | SOIC | SOIC |
| 包装说明 | SOP, SOP8,.25 | - | - | - | DIP, DIP8,.3 | DIP, DIP8,.3 | DIP, DIP8,.3 | SOP, SOP8,.25 | SOP, SOP8,.25 |
| 针数 | 8 | - | - | - | 8 | 8 | 8 | 8 | 8 |
| Reach Compliance Code | not_compliant | - | - | - | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant |
| ECCN代码 | EAR99 | - | - | - | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 |
| 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 | VOLTAGE-MODE | - | - | - | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-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 | 16.5 V | - | - | - | 16.5 V | 16.5 V | 16.5 V | 16.5 V | 16.5 V |
| 最小输入电压 | 5 V | - | - | - | 5 V | 5 V | 5 V | 5 V | 5 V |
| 标称输入电压 | 12 V | - | - | - | 12 V | 12 V | 12 V | 12 V | 12 V |
| JESD-30 代码 | R-PDSO-G8 | - | - | - | R-PDIP-T8 | R-GDIP-T8 | R-PDIP-T8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609代码 | e0 | - | - | - | e0 | e0 | e0 | e0 | e0 |
| 长度 | 4.9 mm | - | - | - | 9.375 mm | - | 9.375 mm | 4.9 mm | 4.9 mm |
| 湿度敏感等级 | 1 | - | - | - | 1 | 1 | 1 | 1 | 1 |
| 功能数量 | 1 | - | - | - | 1 | 1 | 1 | 1 | 1 |
| 端子数量 | 8 | - | - | - | 8 | 8 | 8 | 8 | 8 |
| 最高工作温度 | 85 °C | - | - | - | 70 °C | 125 °C | 85 °C | 85 °C | 70 °C |
| 最大输出电流 | 0.525 A | - | - | - | 0.525 A | 0.525 A | 0.525 A | 0.525 A | 0.525 A |
| 标称输出电压 | 5 V | - | - | - | 5 V | 5 V | 5 V | 5 V | 5 V |
| 封装主体材料 | PLASTIC/EPOXY | - | - | - | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | SOP | - | - | - | DIP | DIP | DIP | SOP | SOP |
| 封装等效代码 | SOP8,.25 | - | - | - | DIP8,.3 | DIP8,.3 | DIP8,.3 | SOP8,.25 | SOP8,.25 |
| 封装形状 | RECTANGULAR | - | - | - | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | SMALL OUTLINE | - | - | - | IN-LINE | IN-LINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE |
| 峰值回流温度（摄氏度） | 245 | - | - | - | 245 | 245 | 245 | 245 | 245 |
| 认证状态 | Not Qualified | - | - | - | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 1.75 mm | - | - | - | 4.572 mm | 5.08 mm | 4.572 mm | 1.75 mm | 1.75 mm |
| 最大供电电流 (Isup) | 0.6 mA | - | - | - | 0.6 mA | 0.6 mA | 0.6 mA | 0.6 mA | 0.6 mA |
| 表面贴装 | YES | - | - | - | NO | NO | NO | YES | YES |
| 切换器配置 | BUCK | - | - | - | BUCK | BUCK | BUCK | BUCK | BUCK |
| 最大切换频率 | 65 kHz | - | - | - | 65 kHz | 65 kHz | 65 kHz | 65 kHz | 65 kHz |
| 技术 | CMOS | - | - | - | CMOS | CMOS | CMOS | CMOS | CMOS |
| 温度等级 | INDUSTRIAL | - | - | - | COMMERCIAL | MILITARY | INDUSTRIAL | INDUSTRIAL | COMMERCIAL |
| 端子面层 | Tin/Lead (Sn85Pb15) | - | - | - | Tin/Lead (Sn85Pb15) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn85Pb15) | Tin/Lead (Sn85Pb15) | Tin/Lead (Sn85Pb15) |
| 端子形式 | GULL WING | - | - | - | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING |
| 端子节距 | 1.27 mm | - | - | - | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm |
| 端子位置 | DUAL | - | - | - | DUAL | DUAL | DUAL | DUAL | DUAL |
| 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 | 3.9 mm | - | - | - | 7.62 mm | 7.62 mm | 7.62 mm | 3.9 mm | 3.9 mm |
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