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CJ CJ6206A18N
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- CJ CJ6206A18N
- Type
- CJ
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- 150mV@(150mA)
- Electronic Component
- CJ
- Electronic Component
- CJ6206A18N
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.043g
- Electronic Component
- 1
- Electronic Component
- BM0233577822
- Operating Temperature
- 40℃~+85℃@(Ta)
- Operating Voltage
- 7V
- Output
- Electronic Component
- Output Voltage
- 1.8V
- Output Current
- 300mA
- Output Type
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CJ6206A18N 产品概述
一、产品简介
CJ6206A18N 是江苏长电（CJ）推出的一款固定输出线性稳压器（LDO），输入最高工作电压为 7V，固定输出 1.8V，最大输出电流可达 300mA。器件针对低功耗与低噪声应用优化，适合电池供电及对电源纹波抑制有较高要求的便携和嵌入式设备。
二、主要特性
- 固定输出：1.8V，正极输出，单通道。
- 最大输出电流：300mA。
- 低静态电流：Iq = 5μA，适合电池供电场合。
- 高 PSRR：65dB @ 1kHz，优良的纹波与电源噪声抑制能力。
- 低压差性能：150mV @ 150mA（150mA 条件下），在高电流时压差会相应增加。
- 保护功能：内置过流保护与短路保护。
- 工作温度范围：-40°C ~ +85°C（Ta）。
- 封装：SOT-23，体积小，便于 PCB 布局与批量生产。
三、电气性能要点
- 输入与输出间压降在不同负载下有显著变化，150mA 时仅 150mV，但在 300mA 条件下应参考器件手册的曲线。
- 低静态电流有助于待机与休眠模式延长电池寿命。
- 65dB @1kHz 的 PSRR 能显著抑制来自开关电源或数字电路的中低频干扰，适合对模拟或 RF 前端供电。
四、封装与热管理
- 标准 SOT-23 小尺寸封装，典型引脚为 IN/OUT/GND（具体引脚定义请以数据手册为准）。
- 在 Vin=7V、Vout=1.8V、Iout=300mA 情况下，器件功耗约为 (7-1.8)*0.3 ≈ 1.56W，SOT-23 封装热阻较大，需通过加大 PCB 铜箔面积、连接散热地平面等方式进行热管理，避免过温触发热保护或影响寿命。
五、应用与设计建议
- 输出电容：推荐使用低 ESR 的陶瓷电容（X5R/X7R），典型 COUT 取 1μF～10μF，并将 COUT 尽量靠近 OUT 与 GND 引脚布置。输入端建议并联 1μF～4.7μF 去耦电容。
- 布局要点：缩短 IN/OUT 到电容的走线，GND 使用完整地平面或多点焊接，提升散热及稳定性。
- 在高负载或长时间工作场景下，注意计算功耗并进行 PCB 级散热设计。
六、适用场景与注意事项
- 适用于便携设备、传感器节点、低功耗 MCU 平台、模拟前端及对噪声敏感的电路供电。
- 选型时确认实际工作电流与器件热耗、压差指标匹配；验证在最大输出电流下的稳压与热稳定性。
- 详细引脚定义、典型电路、可靠性与绝对最大额定值请参考 CJ6206A18N 官方数据手册。
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