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RT9758 数据表(PDF) 13 Page - Richtek Technology Corporation

部件名 RT9758
功能描述  High Voltage Smart Cap Divider and Direct Charge Charger
PDF  61 Pages
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制造商  RICHTEK [Richtek Technology Corporation]
网页  http://www.richtek.com
标志 RICHTEK - Richtek Technology Corporation

RT9758 数据表(HTML) 13 Page - Richtek Technology Corporation

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RT9758
Copyright © 2023 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS9758-03
May 2023
www.richtek.com
13
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Watchdog Time Out
Watchdog Time Out
WDT
No I2C communication for 3.75s,
set by Register 0x0E[6:4] = 000
3
3.75
4.5
sec
No I2C communication for 7.5s,
set by Register 0x0E[6:4] = 001
6
7.5
9
No I2C communication for
11.25s, set by Register 0x0E[6:4]
= 010
9
11.25
13.5
No I2C communication for 15s,
set by Register 0x0E[6:4] = 011
12
15
18
No I2C communication for 30s,
set by Register 0x0E[6:4] = 100,
default
24
30
36
No I2C communication for 60s,
set by Register 0x0E[6:4] = 101
48
60
72
No I2C communication for 90s,
set by Register 0x0E[6:4] = 110
72
90
108
No I2C communication for 120s,
set by Register 0x0E[6:4] = 111
96
120
144
Control Input Pin (EN)
Input High Threshold
Voltage
VIH_EN
1.3
--
--
V
Input Low Threshold
Voltage
VIL_EN
--
--
0.4
V
Input Floating Threshold
Voltage
VIH_EN_FLOATING
EN pin is floating
--
1.7
--
V
Logic Output Pin (INT)
INT Pin Pull Low Time
tINT_PULL_LOW
--
256
--
s
Logic Output Pin (WRX_OK)
WRX_OK Output High
Level
VOH_WRX_OK
WRX_IN > 5V, Q0 turn on
4.8
5
5.2
V
WRX_OK Output Low
Level
VOL_WRX_OK
WRX_IN < WRX_INSERT
−0.3
--
0.3
V
WRX_OK Output Current
Limit
ILIM_WRX_OK
WRX_OK pin short
--
--
42
mA
Address Detection
Input Low Threshold for
Slave Address = 0x50
VIL_ADDRESS
--
--
0.4
V
Input Floating Threshold
for Slave Address = 0x51
VIM_ADDRESS
ADDR pin is floating
--
0.9
--
V
Input High Threshold for
Slave Address = 0x52
VIH_ADDRESS
1.3
--
--
V
Input Leakage Current
ILKG_ADDRESS
ADDR pin = 0V or 1.8V
--
--
5
A



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