参数资料
型号: TPS70702PWP
厂商: Texas Instruments, Inc.
元件分类: 线性稳压
英文描述: DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS WITH POWER UP SEQUENCING FOR SPLIT VOLTAGE DSP SYSTEMS
中文描述: 两用低压差最多可劈开电压DSP系统序列电源电压稳压器的输出
文件页数: 29/34页
文件大小: 505K
代理商: TPS70702PWP
TPS70745, TPS70748, TPS70751, TPS70758, TPS70702
DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS
WITH POWER UP SEQUENCING FOR SPLIT VOLTAGE DSP SYSTEMS
SLVS291 – MAY 2000
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
detailed block diagram – adjustable voltage version
UVLO
Thermal
Shutdown
2.5 V
+
Current
Sense
Reference
VREF
ENA_1
Rising Edge
Deglitch
0.95
× VREF
FB2
Falling Edge
Delay
VIN1
0.95
× VREF
FB1
Rising Edge
Deglitch
Falling Edge
Deglitch
0.83
× VREF
FB2
UV Comp
Falling Edge
Deglitch
0.83
× VREF
FB1
UV Comp
Power
Sequence
Logic
SHUTDOWN
ENA_1
ENA_2
VIN1
Current
Sense
+
ENA_2
VREF
VIN1 (2 Pins)
GND
EN
SEQ
(see Note B)
VIN2 (2 Pins)
VOUT1 (2 Pins)
FB1
(see Note A)
PG1
MR2
RESET
MR1
FB2
(see Note A)
VOUT2 (2 Pins)
VIN1
NOTES: A. For most applications, FB1 and FB2 should be externally connected to resistor dividers as close as possible to the device.
For other implementations, refer to FB terminals connection discussion in the application information section.
B. If the SEQ terminal is floating at the input, VOUT2 will power up first.
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参数描述
TPS70702PWPG4 功能描述:低压差稳压器 - LDO Dual Adj 1A/2A LDO 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
TPS70702PWPR 功能描述:低压差稳压器 - LDO Dual-Output LDO 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
TPS70702PWPRG4 功能描述:低压差稳压器 - LDO Dual-Output LDO 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
TPS70745 制造商:TI 制造商全称:Texas Instruments 功能描述:DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS WITH POWER UP SEQUENCING FOR SPLIT VOLTAGE DSP SYSTEMS
TPS70745PWP 功能描述:低压差稳压器 - LDO 3.3V/1.2V 250/125mA 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