参数资料
型号: TPS70758PWPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封装: GREEN, PLASTIC, HTSSOP-20
文件页数: 38/38页
文件大小: 626K
代理商: TPS70758PWPR
www.ti.com
NOTES: A. VRES is the minimum input voltage for a valid RESET. The symbol VRES is not currently listed within EIA or JEDEC standards
for semiconductor symbology.
VIN2
VRES
(see Note A)
VRES
t
VOUT2
Threshold
Voltage
RESET
Output
120 ms
Delay
120 ms
Delay
Output
Undefined
Output
Undefined
VIT+(see Note B)
VIT
(see Note B)
VIT+(see Note B)
B. VIT Trip voltage is typically 5% lower than the output voltage (95%VO) VIT to VIT+ is the hysteresis voltage.
VIT
(see Note B)
NOTES: A. VPG1 is the minimum input voltage for a valid PG1. The symbol VPG1 is not currently listed within EIA or JEDEC
standards for semiconductor symbology.
VPG1
t
Threshold
Voltage
PG1
Output
Undefined
Output
Undefined
VIT+ (see Note B)
VIT+(see Note B)
B. VIT Trip voltage is typically 5% lower than the output voltage (95%VO) VIT to VIT+ is the hysteresis voltage.
VIN1
VOUT2
VPG1
(see Note A)
VIT
(see Note B)
VIT
(see Note B)
VUVLO
TPS70745, TPS70748
TPS70751, TPS70758
TPS70702
SLVS291D – MAY 2000 – REVISED DECEMBER 2007
RESET Timing Diagram (with VIN1 Powered Up)
PG1 Timing Diagram
Copyright 2000–2007, Texas Instruments Incorporated
9
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