MP3011 MPS, MP3011 Datasheet - Page 3

• Manufacturer Part Number: MP3011
• Description: High Efficiency Charge Pump 2 White LED Driver
• Manufacturer: MPS

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TYPICAL PERFORMANCE CHARACTERISTICS
MP3011 Rev. 1.1
10/31/2005
100mA/div.
5V/div.
I
BATT
V
TM
EN
32
28
24
20
16
12
8
4
0
0
Startup in 1.5x Mode
2 x 40mA LEDs (40mA each)
Analog Dimming
Circuit of Figure 3, V
MP3011 – 1X, 1.5X, 2X AUTO-ADJUST CHARGE PUMP 2 WHITE LED DRIVER
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
DC VOLTAGE (V)
1
BATT
2
20mV/div.
20mV/div.
= 3.6V
MP3011_TPC02
MP3011_TPC04
V
V
LEDC
BATT
© 2005 MPS. All Rights Reserved.
3
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Voltage Ripple
in 1.5x Mode
2 x 40mA LEDs
400ns/div.
100mA/div.
MP3011_TPC01
5V/div.
I
BATT
V
EN
24
22
20
18
16
14
12
2.5
Startup in 1x Mode
2 x 40mA LEDs (40mA each)
LED Current Matching
LED2
LED1
SUPPLY VOLTAGE (V)
3.0
3.5
4.0
MP3011_TPC03
MP3011_TPC05
4.5
3