Application Information (Continued)
INVERTER EXTERNAL CAPACITORS
As discussed in the +5 LDO Regulator External Capacitors
section, the output resistance and ripple voltage are depen-
dent on the capacitance and ESR values of the external
capacitors. A minimum of 1F capacitor with good tolerance
over temperature for capacitance and ESR values. The ca-
pacitance value can be increased without limit while still
maintain high low ESR value. 2.2F capacitors are recom-
mended for the two external capacitors, C
2 and C5 of the
inverter.
10110026
FIGURE 5. ESR Curve for C
OUT = 4.7F
10110027
FIGURE 6. ESR Curve for C
OUT =10F
LM2685
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相关代理商/技术参数
LM2686MTC 制造商:Texas Instruments 功能描述:VOLT CONVERTER SMD 2686 TSSOP14
LM2686MTC 制造商:Texas Instruments 功能描述:VOLT CONVERTER SMD 2686 TSSOP14
LM2686MTC/NOPB 功能描述:IC REG SWITCHED CAP DBL 14-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:3.3V 输入电压:4.5 V ~ 24 V PWM 型:- 频率 - 开关:- 电流 - 输出:125mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-6 包装:Digi-Reel® 供应商设备封装:SOT-6 其它名称:MAX1836EUT33#TG16DKR
LM2686MTCX/NOPB 功能描述:IC REG SWITCHED CAP DBL 14-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:3.3V 输入电压:4.5 V ~ 24 V PWM 型:- 频率 - 开关:- 电流 - 输出:125mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-6 包装:Digi-Reel® 供应商设备封装:SOT-6 其它名称:MAX1836EUT33#TG16DKR
LM2687LD 制造商:Texas Instruments 功能描述:
LM2687LD/NOPB 功能描述:IC REG SWITCHD CAP INV ADJ 8-LLP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:3.3V 输入电压:4.5 V ~ 24 V PWM 型:- 频率 - 开关:- 电流 - 输出:125mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-6 包装:Digi-Reel® 供应商设备封装:SOT-6 其它名称:MAX1836EUT33#TG16DKR
LM2687LDX 功能描述:电荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube
LM2687LDX/NOPB 功能描述:电荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube