DS9535A Datasheet, PDF (11/18 Pages) Richtek Technology Corporation – High Efficiency Switching Mode Battery Charge

RT9535A
110
108
106
104
102
100
98
96
94
92
90
-50
V_ICHG vs. Temperature
VIN = 4.5V
VIN = 12V
VIN = 28V
-25 0 25 50 75 100 125
Temperature (°C)
Switching Frequency vs. Supply Voltage
510
505
500
495
490
485
480
0
5
10
15
20
25
30
Supply Voltage (V)
Charge Enable and Disable
V_FB Voltage vs. Temperature
2.55
2.53
2.51
2.49
2.47
2.45
-50 -25
VIN = 4.5V
VIN = 12V
VIN = 28V
0 25 50 75 100 125
Temperature (°C)
BATT Bias Current vs.Temperature
14
12
10
8
6
4
2
0
-50 -25
0
25 50 75 100 125
Temperature (℃)
Adapter Insert and Remove
V_BATT
(2V/Div)
SW-GND
(10V/Div)
EN
(2V/Div)
I_BATT
(500mA/Div)
VIN = 12V, V_BATT = 4V, I_BATT = 1A
Time (25ms/Div)
V_BATT
(2V/Div)
SW-GND
(10V/Div)
VIN
(5V/Div)
I_BATT
(500mA/Div)
VIN = 12V, V_BATT = 4V, I_BATT = 1A
Time (25ms/Div)
Copyright © 2016 Richtek Technology Corporation. All rights reserved.
DS9535A-04 February 2016
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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