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參數(shù)資料
| 型號： | UC3550L-XX-AF5-R |
| 廠商： | 友順科技股份有限公司 |
| 英文描述： | PWM CONTROLLED，PWM/PFM SWITCHABLE STEP-UP DC-DC CONTROLLER |
| 中文描述： | PWM控制，PWM / PFM切換升壓型DC - DC控制器 |
| 文件頁數(shù)： | 9/10頁 |
| 文件大?。?/td> | 203K |
| 代理商： | UC3550L-XX-AF5-R |
UC3550
CMOS
IC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
QW-R502-082,A
9 of 10
T Y PICAL CHARACT ERIS T ICS (Cont.)
0.01
20
40
60
0.1
Output Current, I
OUT
(mA)
0
1
10
100
1000
80
100
Efficiency vs Output Current (5.0V)
0
0.4
0.8
1.2
20
40
60
80 100
1.6
2.0
0.0
V
IN
=3.0V
V
IN
=2.0V
V
IN
=0.9V
E
Startup/Hold Voltage vs Output Current
(Using MOSFET) Output Current (3.3V)
V
start
V
nold
Output Current, I
C
(mA)
S
s
/
h
(
-50
5
10
15
-5
0
Temperature
25
50
100
20
25
75
0
0
120
100
140
160
200
Output Current, I
OUT
(mA)
400
600
800
180
200
1000
80
60
40
20
0
EXT ON-Resistance vs Temperature
O
)
V
OUT
=5.0V×0.96
V
EXT
=V
-0.4V
Open-Loop Test
V
OUT
=5.0V×0.96
V
EXT
=0.4V
Open-Loop Test
V
IN
=2.0V
V
IN
=1.5V
V
IN
=3.0V
V
IN
=4.5V
R
R
Ripple Voltage vs Output Current
-50
200
300
400
-25
0
0
25
50
100
500
600
75
100
-50
200
300
400
-25
0
0
25
50
100
500
600
75
100
Oscillator Frequency vs. Temperature
Temperature (
)
O
o
(
Oscillator Frequency vs. Temperature
O
o
(
V
OUT
=3.3V
V
OUT
=5V
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| UC3550-XX-AF5-R | PWM CONTROLLED，PWM/PFM SWITCHABLE STEP-UP DC-DC CONTROLLER |
| UC3842AL-D08-T | CURRENT MODE PWM CONTROL CIRCUITS |
| UC3842AL-S08-R | CURRENT MODE PWM CONTROL CIRCUITS |
| UC3842AL-S08-T | CURRENT MODE PWM CONTROL CIRCUITS |
| UC3842A-S08-R | CURRENT MODE PWM CONTROL CIRCUITS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UC3550-XX-AF5-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:PWM CONTROLLED，PWM/PFM SWITCHABLE STEP-UP DC-DC CONTROLLER |
| UC3551 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:ADVANCED PWM STEP-UP DC-DC CONVERTER |
| UC3551G-AG6-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:ADVANCED PWM STEP-UP DC-DC CONVERTER |
| UC3551L-AG6-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:ADVANCED PWM STEP-UP DC-DC CONVERTER |
| UC3552 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:PWM DC-DC CONVERTER WITH INTERNAL SWITCH AND SOFT-START |
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