RT5021
Parameter
Symbol
Test Conditions
VRTC = 3.05V
Min
3.55
--
Typ
3.75
Max
4
Unit
V
VIN Wake Up Threshold Voltage
VIN Wake Up Threshold Gap
Control
VRTC = 3.05V
−0.24
--
V
EN Input High Level Threshold
EN Input Low Level Threshold
EN Pull Down Current
1.3
--
--
--
1
--
0.4
3
V
V
--
μA
SEQ Pull High Threshold for
Power Sequence #0
0.2
25
--
40
--
64
16
4
V
SEQ Pull Down Resistance for
Power Sequence #1
BAT = SYS = 2.7V
BAT = SYS = 2.7V
BAT = SYS = 2.7V
BAT = SYS = 2.7V
kΩ
kΩ
kΩ
kΩ
V
SEQ Pull Down Resistance for
Power Sequence #2
6.25
1.56
--
10
SEQ Pull Down Resistance for
Power Sequence #3
2.5
0.63
--
SEQ Pull Down Resistance for
Power Sequence #4
1
SEQ Pull Low Threshold for
Power Sequence #4
--
0.2
--
SEQ Pull Down Resistance for
Power Sequence #5
BAT = SYS = 2.7V
100
9
160
10
kΩ
ms
From previous channel starting
to next channel starting
Power Sequence Time Gap
11
Protection
Protection Fault Delay
Thermal Shutdown
Thermal Shutdown Hysteresis
--
125
--
100
155
20
--
--
--
ms
°C
°C
TSD
ΔTSD
Copyright 2013 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS5021-01 April 2013
www.richtek.com
13
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
