参数资料
型号: TC1303B-EE3EUN
厂商: Microchip Technology Inc.
英文描述: 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
中文描述: 500毫安同步降压稳压器,300 mA的LDO具有电源就绪输出
文件页数: 3/30页
文件大小: 441K
代理商: TC1303B-EE3EUN
2005 Microchip Technology Inc.
DS21949A-page 11
TC1303B
Note: Unless otherwise indicated, VIN1 = VIN2 = SHDN1,2 = 3.6V, COUT1 =CIN =4.7 F, COUT2 =1 F, L =4.7 H,
VOUT1 (ADJ) = 1.8V, TA = +25°C. Boldface specifications apply over the TA range of -40°C to +85°C. TA = +25°C. Adjustable or fixed
output voltage options can be used to generate the Typical Performance Characteristics.
FIGURE 2-19:
VOUT1 and VOUT2 Heavy
Load Switching Waveforms vs. Time.
FIGURE 2-20:
VOUT1 and VOUT2 Light
Load Switching Waveforms vs. Time.
FIGURE 2-21:
VOUT2 Output Voltage vs.
Input Voltage (VOUT2 = 1.5V).
FIGURE 2-22:
VOUT2 Output Voltage vs.
Input Voltage (VOUT2 = 1.8V).
FIGURE 2-23:
VOUT2 Output Voltage vs.
Input Voltage (VOUT2 = 2.5V).
FIGURE 2-24:
VOUT2 Output Voltage vs.
Input Voltage (VOUT2 = 3.3V).
1.482
1.484
1.486
1.488
1.49
1.492
2.73.053.4
3.75
4.14.454.8
5.15
5.5
Input Voltage (V)
V
OU
T
2
O
u
tpu
tVol
ta
g
e
(V)
TA = - 40°C
TA = + 25°C
TA = + 85°C
IOUT2 = 150 mA
SHDN1 = AGND
SHDN2 = VIN2
1.792
1.794
1.796
1.798
1.800
1.802
2.7
3.05
3.4
3.75
4.1
4.45
4.8
5.15
5.5
Input Voltage (V)
V
OUT
2
Ou
tp
u
tV
o
lt
ag
e
(V
)
TA = - 40°C
TA = + 25°C
TA = + 85°C
IOUT2 = 150 mA
SHDN1 = AGND
SHDN2 = VIN2
2.496
2.498
2.500
2.502
2.504
2.506
2.508
3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Input Voltage (V)
V
OUT
2
Ou
tp
u
tV
o
lt
ag
e
(V
)
TA = - 40°C
TA = + 25°C
TA = + 85°C
IOUT2 = 150 mA
SHDN1 = AGND
SHDN2 = VIN2
3.292
3.293
3.294
3.295
3.296
3.297
3.298
3.60
3.92
4.23
4.55
4.87
5.18
5.50
Input Voltage (V)
V
OU
T
2
Ou
tp
u
tV
o
lt
a
g
e
(
V
)
TA = - 40°C
TA = + 25°C
TA = + 85°C
IOUT2 = 150 mA
SHDN1 = AGND
SHDN2 = VIN2
相关PDF资料
PDF描述
TC1303B-EF0EMFTR 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
TC1303B-EF0EMF 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
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TC1303B-EF0EUN 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output
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TC1303B-IA0EMFTR 功能描述:低压差稳压器 - LDO PWM/LDO combo w/PG RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20
TC1303B-IA0EUN 功能描述:低压差稳压器 - LDO PWM/LDO combo w/PG RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20
TC1303B-IA0EUNTR 功能描述:低压差稳压器 - LDO PWM/LDO combo w/PG RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20
TC1303B-PA0EMF 功能描述:低压差稳压器 - LDO PWM/LDO combo w/PG RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20