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參數資料
| 型號： | UTCL5200 |
| 廠商： | 友順科技股份有限公司 |
| 英文描述： | LOW NOISE, REGULATED CHARGE PUMP DC/DC CONVERTERS |
| 中文描述： | 低噪聲，穩(wěn)壓電荷泵DC / DC轉換器 |
| 文件頁數： | 5/7頁 |
| 文件大小： | 163K |
| 代理商： | UTCL5200 |
L5200
CMOS IC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
QW-R502-029,D
5 of 7
T Y PICAL APPLICAT ION CIRCUIT
SHDN
V
OUT
V
IN
GND
C+
C
_
1 F
V
IN
V
OUT
V
OUT
+
_ 2%
I
OUT
= 5V
IN
≥
2.7V
I
OUT
UP ~ 100mA,V
IN
≥
3.1V
1
2
3
5
ON
OFF
2.7V ~
UTC L5200-5.0V
Regulated 5V Output from a 2.7V ~ V
OUT
Input
6
4
40
V
IN
= 3V
C
FLY
= 1
Ta = 25
10
20
0
0
25
50
75
100
OUTPUT CURRENT (mA)
O
P
)
30
C
OUT
= 1
C
OUT
= 2.2
Output Ripple Voltage vs Load Current
1
1
F
F
F
F
F
White or Blue LED Driver with LED Current Control (UTC L5200-ADJ)
SHDN
SHDN
V
(APPLY PWM WAVEFORM FOR
ADJUSTABLE BRIGHTNESS CONTROL)
3V ~ 4.4V
Li-Ion
BATTERY
ON OFF
1 F
1
3
8
2
6
5
4
7
t
C
+
C
-
V
IN
V
OUT
SGND
PGND
FB
82
82
82
82
82
82
UP TO 6 LEDS
1
F
1
F
USB Port to Regulated 5V Power Supply ( UTC L5200-5.0V)
1
F
4
6
1
2
V
OUT
5V±2%
50mA
UTC
L5200-5.0V
5
3
1
F
1
F
USB Port
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