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MP4689 Datasheet(PDF) 3 Page - Monolithic Power Systems

Part # MP4689
Description  100V Input 1A High Power LED Driver
PDF  5 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP4689 Datasheet(HTML) 3 Page - Monolithic Power Systems

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EV4689DN-00A – 100V INPUT 1A HIGH POWER LED DRIVER
EV4689DN-00A Rev. 1.0
www.MonolithicPower.com
3
12/18/2013
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS
VIN=20V to 90V, VOUT=3.5V to 70V, L=33μH, TA=25ºC, Unless otherwise noted.
FREQUENCY IN HZ
Efficiency vs.
String LED
ILED Regulation vs.
Input Voltage
Radiation EMI
Steady State Waveform
VIN=50V, IOUT=0.7A
ILED Current vs.
PWM Dimming Duty
Power Ramp Down
VIN=100V, IOUT=0.7A
PWM Dimming
VIN=60V, IOUT=0.7A
Power Ramp Up
VIN=100V, IOUT=0.7A
VIN VOLTAGE (V)
VIN VOLTAGE (V)
Efficiency vs.
Input Voltage
70
75
80
85
90
95
100
0
20
40
60
80
100
20LED
10LED
3LED
70
75
80
85
90
95
100
3
6
9
12
15
18
21
NUMBER OF LED
VIN=50V
VIN=80V
-0.9
-0.6
-0.3
0.0
0.3
0.6
0.9
30
40
50
60
70
80
90 100
10LED
3LED
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0
20
30M
100M 200M
1G
40
60
80
100
10LED
VIN
100V/div.
VBST
2.5V/div.
VSW
50V/div.
IL
1A/div.
VIN
100V/div.
VOUT
50V/div.
VSW
100V/div.
IL
1A/div.
VIN
100V/div.
VOUT
50V/div.
VSW
100V/div.
IL
1A/div.
VIN
5V/div.
VFB
200mV/div.
VSW
50V/div.
IL
1A/div.



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