rt9903 Richtek Technology Corporation, rt9903 Datasheet - Page 11
![no-image](/images/manufacturer_photos/0/5/567/richtek_technology_corporation_sml.jpg)
rt9903
Manufacturer Part Number
rt9903
Description
Channel Dc/dc Converters With High-efficiency Step-up
Manufacturer
Richtek Technology Corporation
Datasheet
1.RT9903.pdf
(15 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
rt9903PQV
Manufacturer:
RICHTEK/立錡
Quantity:
20 000
DS9903-07 August 2007
V
V
V
BAT
BAT
BAT
CH4 Load
= 3V, V
= 3V, V
= 4.2V, V
V
V
DD
DD
CX
CX
DD
= 3.3V, @I
= 3.3V
Time (2.5us/Div)
Time (2.5us/Div)
Time (1ms/Div)
& Output Ripple
& Output Ripple
= 3.3V
Transient Response
OUT
= 100mA to 350mA
Preliminary
2500
2000
1500
1000
500
0
0
V
V
BAT
BAT
= 2.5V, V
= 3.8V, V
50
Frequency vs. R
V
V
CX
CX
100
DD
DD
Time (2.5us/Div)
Time (2.5us/Div)
& Output Ripple
& Output Ripple
= 3.3V
= 3.3V
R
RT
150
(kΩ)
RT
RT9903
Resistor
200
www.richtek.com
250
11
300