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参数资料
| 型号： | TPS61500PWPR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 5 A SWITCHING REGULATOR, 2640 kHz SWITCHING FREQ-MAX, PDSO14 |
| 封装： | GREEN, PLASTIC, HTSSOP-14 |
| 文件页数： | 19/21页 |
| 文件大小： | 725K |
| 代理商： | TPS61500PWPR |
8LEDs
50
60
70
80
90
100
Efficiency-%
0
0.2
0.4
0.6
0.8
1
1.2
I -OutputCurrent- A
O
V =5V
I
V =12V
I
0
0.2
0.4
0.6
0.8
1
1.2
I -OutputCurrent- A
O
50
60
70
80
90
100
Efficiency-%
4LEDs
8LEDs
10LEDs
V =5V
I
190
195
200
205
210
-40
-20
0
20
40
60
80
100
120
T -Free-AirTemperature-°C
A
FBV
oltage-mV
3
3.5
4
4.5
5
0.2
0.4
0.6
0.8
1
DutyCycle-%
OvercurrentLimit-
A
EN
5V/div
VOUT
200mV/div
AC
ILED
500mA/div
t-200ms/div
3.5
3.6
3.7
3.8
3.9
4
-40
-20
0
20
40
60
80
100
120
T -Free-AirTemperature-°C
A
OvercurrentLimit-
A
www.ti.com ........................................................................................................................................................................................... SLVS893 – DECEMBER 2008
Efficiency
Figure 3.
Figure 4.
FB Voltage Accuracy
Switch Current Limit
Figure 5.
Figure 6.
Switch Current Limit
PWM Dimming
Figure 7.
Figure 8.
Copyright 2008, Texas Instruments Incorporated
7
Product Folder Link(s): TPS61500
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