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TPS92550 Datasheet(PDF) 7 Page - Texas Instruments

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Part # TPS92550
Description  450mA 14W Constant Current Buck LED Driver Micro-Module
Download  23 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS92550 Datasheet(HTML) 7 Page - Texas Instruments

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20
24
28
32
36
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VIN(V)
6LED
8LED
10LED
20
24
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-3
-2
-1
0
1
2
3
VIN(V)
6LED
8LED
10LED
0
4
8
12 16 20 24 28 32 36
60
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VIN(V)
1LED
2LED
3LED
4LED
0
4
8
12
16
20
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-3
-2
-1
0
1
2
3
VIN(V)
1LED
2LED
3LED
4LED
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24
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80
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VIN(V)
6LED
8LED
10LED
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6LED
8LED
10LED
TPS92550, TPS92550EVM
www.ti.com
SNVS806B – MAY 2012 – REVISED OCTOBER 2012
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Unless otherwise specified, the following conditions apply: VIN = 24V, CIN is a 2.2µF 100V X7R ceramic capacitor for driving
2–7 power LEDs with ILED = 350mA. Single LED forward voltage used is 3.2V. TA = 25°C for efficiency curves and waveforms.
Efficiency vs
ILED Regulation vs
VIN, ILED = 450mA
VIN, ILED = 450mA
Figure 12.
Figure 13.
Efficiency vs
ILED Regulation vs
VIN, ILED = 300mA
VIN, ILED = 300mA
Figure 14.
Figure 15.
Efficiency vs
ILED Regulation vs
VIN, ILED = 300mA
VIN, ILED = 300mA
Figure 16.
Figure 17.
Copyright © 2012, Texas Instruments Incorporated
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Product Folder Links: TPS92550 TPS92550EVM


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