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參數(shù)資料
| 型號： | XC9303E093KR |
| 廠商： | TOREX SEMICONDUCTOR LTD. |
| 英文描述： | High Efficiency, Synchronous Step-Up & Down DC / DC Controller ICs |
| 中文描述： | 高，同步降壓效率最高 |
| 文件頁數(shù)： | 2/20頁 |
| 文件大?。?/td> | 921K |
| 代理商： | XC9303E093KR |
2/20
XC9303
Series
■
PIN CONFIGURATION
■
PIN ASSIGNMENT
■
PRODUCT CLASSIFICATION
●
Ordering Information
XC9303
①②③④⑤⑥
DESIGNATOR
DESCRIPTION
1 EXT1
2 VDD
3 PWM
FB 6
GND 7
EXT2 8
4 CE
NC 5
MSOP-8A
(TOP VIEW)
PIN NUMBER
PIN NAME
FUNCTIONS
1
EXT 1 /
External Transistor Drive Pin <Connected to High Side of P-ch Power MOSFET Gate>
2
V
DD
Supply Voltage
PWM/PFM Switching Pin <PWM control when connected to V
DD
, PWM / PFM auto
switching when connected to Ground. >
Chip Enable Pin <Connected to Ground when output is stand-by mode. Connected to
V
DD
when output is active. EXT/1 is high and EXT2/ is low when in stand-by mode. >
No Connection
Output Voltage Monitor Feedback Pin <Threshold value: 0.9V. Output voltage can be set
freely by connecting split resistors between V
OUT
and Ground. >
Ground
3
PWM
4
CE
5
NC
6
FB
7
GND
8
EXT2
External Transistor Drive Pin <Connected to Low side of N-ch Power MOSFET Gate>
SYMBOL
DESCRIPTION
①
Type of DC/DC Controller
B
: Standard type
②
③
Output Voltage
09
: FB Voltage: 0.9V
④
Oscillation Frequency
3
: 300kHz
⑤
Package
K
: MSOP-8A
R
L
: Embossed tape, standard feed
: Embossed tape, reverse feed
⑥
Devise Orientation
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