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參數(shù)資料
| 型號(hào)： | T6309B-BX |
| 廠商： | TM Technology, Inc. |
| 英文描述： | Micropower Step-up DC/DC Converter |
| 中文描述： | 微功耗升壓型DC / DC轉(zhuǎn)換器 |
| 文件頁(yè)數(shù)： | 4/11頁(yè) |
| 文件大小： | 131K |
| 代理商： | T6309B-BX |
TE
CH
tm
T6309B
Typical Operating Characteristics
TM Technology Inc. reserves the right
P. 4
Publication Date: SEP. 2005
to change products or specifications without notice.
Revision: A
(VIN=+3.3V,Load=3 LEDs, L=10uH, C
IN
=4.7uF, C
OUT
=4.7uF, T A=+25 oC, unless otherwise noted.)
Vin vs. temperature
1.8
2
2.2
2.4
2.6
2.8
3
20
30
40
50
60
70
Temperature
Vin
note:
Efficiency=(Vout
Iout) / (Vin
Iin)
Vin=5.2V
(2.0V/Div)
Vout
(200mV/Div)
V
SW
(5.0V/Div)
Stability for driving 3 LEDs
(Time=2.0us/Div)
Vin=3.6V
(2.0V/Div)
Vout
(200mV/Div)
V
SW
(5.0V/Div)
Stability for driving 3 LEDs
(Time=2.0us/Div)
VFB Temperature curve
0.38
0.39
0.4
0.41
0.42
0.43
-30 -20 -10
0
10
20
30
40
50
60
70
Temperature (oC)
V
Vin=3.0V
Load 3LED
Efficiency (2WLED)
60
65
70
75
80
85
90
2.0
2.5
3.0
3.5
Vin(V)
4.0
4.5
5.0
5.5
6.0
E
Io=20mA
Efficiency (3WLED)
60
65
70
75
80
85
90
2.0
2.5
3.0
3.5
4.0
Vin(V)
4.5
5.0
5.5
6.0
E
Io=20mA
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