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Data Sheet
LOAD TRANSIENT RESPONSE
ADP2105/ADP2106/ADP2107
3
T
OUTPUT CURRENT
3
T
OUTPUT CURRENT
2
1
OUTPUT VOLTAGE (AC-COUPLED)
LX NODE (SWITCH NODE)
2
1
OUTPUT VOLTAGE (AC-COUPLED)
LX NODE (SWITCH NODE)
CH1 2.00V
CH3 1.00A ?
CH2 100mV~
M 20.0μs
T 10.00%
A
CH3
700mA
CH1 2.00V
CH3 1.00A ?
CH2 100mV~
M 20.0μs
T 10.00%
A
CH3
700mA
OUTPUT CAPACITOR: 22μF + 22μF + 4.7μF
INDUCTOR: SD14, 2.5μH
COMPENSATION RESISTOR: 270k?
COMPENSATION CAPACITOR: 39pF
Figure 47. 1 A Load Transient Response for ADP2105-1.2
with External Components Chosen for 5% Overshoot
OUTPUT CAPACITOR: 22μF + 4.7μF
INDUCTOR: SD14, 2.5μH
COMPENSATION RESISTOR: 135k?
COMPENSATION CAPACITOR: 82pF
Figure 50. 1 A Load Transient Response for ADP2105-1.2
with External Components Chosen for 10% Overshoot
3
T
OUTPUT CURRENT
3
T
OUTPUT CURRENT
OUTPUT VOLTAGE (AC-COUPLED)
2
OUTPUT VOLTAGE (AC-COUPLED)
2
1
LX NODE (SWITCH NODE)
1
LX NODE (SWITCH NODE)
CH1 2.00V
CH3 1.00A ?
CH2 100mV~
M 20.0μs
T 10.00%
A
CH3
700mA
CH1 2.00V
CH3 1.00A ?
CH2 100mV~
M 20.0μs
T 10.00%
A
CH3
700mA
OUTPUT CAPACITOR: 22μF + 22μF
INDUCTOR: SD3814, 3.3μH
COMPENSATION RESISTOR: 270k?
COMPENSATION CAPACITOR: 39pF
Figure 48. 1 A Load Transient Response for ADP2105-1.8
with External Components Chosen for 5% Overshoot
OUTPUT CAPACITOR: 10μF + 10μF
INDUCTOR: SD3814, 3.3μH
COMPENSATION RESISTOR: 135k?
COMPENSATION CAPACITOR: 82pF
Figure 51. 1 A Load Transient Response for ADP2105-1.8
with External Components Chosen for 10% Overshoot
T
OUTPUT CURRENT
T
OUTPUT CURRENT
3
2
1
OUTPUT VOLTAGE (AC-COUPLED)
LX NODE (SWITCH NODE)
3
2
1
OUTPUT VOLTAGE (AC-COUPLED)
LX NODE (SWITCH NODE)
CH1 2.00V
CH3 1.00A ?
CH2 200mV~
M 20.0μs
T 10.00%
A
CH3
700mA
CH1 2.00V
CH3 1.00A ?
CH2 200mV~
M 20.0μs
T 10.00%
A
CH3
700mA
OUTPUT CAPACITOR: 22μF + 4.7μF
INDUCTOR: CDRH5D18, 4.1μH
COMPENSATION RESISTOR: 270k?
COMPENSATION CAPACITOR: 39pF
Figure 49. 1 A Load Transient Response for ADP2105-3.3
with External Components Chosen for 5% Overshoot
Rev. D | Page 21 of 36
OUTPUT CAPACITOR: 10μF + 4.7μF
INDUCTOR: CDRH5D18, 4.1μH
COMPENSATION RESISTOR: 135k?
COMPENSATION CAPACITOR: 82pF
Figure 52. 1 A Load Transient Response for ADP2105-3.3
with External Components Chosen for 10% Overshoot
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相关代理商/技术参数
ADP2105ACPZ 制造商:Analog Devices 功能描述:V REG 1A ADJ SMD LFCSP-16 2105
ADP2105ACPZ-1.2-R7 功能描述:IC REG BUCK SYNC 1.2V 1A 16LFCSP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:500 系列:- 类型:切换式电容器（充电泵），反相 输出类型:固定 输出数:1 输出电压:-3V 输入电压:2.3 V ~ 5.5 V PWM 型:Burst Mode? 频率 - 开关:900kHz 电流 - 输出:100mA 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 细型，TSOT-23-6 包装:带卷 (TR) 供应商设备封装:TSOT-23-6 其它名称:LTC1983ES6-3#TRMTR
ADP2105ACPZ-1.5 制造商:Analog Devices 功能描述:V REG 1A 1.5V SMD LFCSP-16 2105
ADP2105ACPZ-1.5-R7 功能描述:IC REG BUCK SYNC 1.5V 1A 16LFCSP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:500 系列:- 类型:切换式电容器（充电泵），反相 输出类型:固定 输出数:1 输出电压:-3V 输入电压:2.3 V ~ 5.5 V PWM 型:Burst Mode? 频率 - 开关:900kHz 电流 - 输出:100mA 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 细型，TSOT-23-6 包装:带卷 (TR) 供应商设备封装:TSOT-23-6 其它名称:LTC1983ES6-3#TRMTR
ADP2105ACPZ-1.8 制造商:Analog Devices 功能描述:V REG 1A 1.8V SMD LFCSP-16 2105
ADP2105ACPZ-1.8-R7 功能描述:IC REG BUCK SYNC 1.8V 1A 16LFCSP 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:50 系列:- 类型:升压（升压） 输出类型:两者兼有 输出数:1 输出电压:5V，2 V ~ 16.5 V 输入电压:2 V ~ 16.5 V PWM 型:- 频率 - 开关:45kHz 电流 - 输出:50mA 同步整流器:无 工作温度:0°C ~ 70°C 安装类型:通孔 封装/外壳:8-DIP（0.300"，7.62mm） 包装:管件 供应商设备封装:8-PDIP
ADP2105ACPZ-3.3 制造商:Analog Devices 功能描述:V REG 1A 3.3V SMD LFCSP-16 2105
ADP2105ACPZ-3.3R7 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述: