FAN5608DHMPX Fairchild Semiconductor, FAN5608DHMPX Datasheet - Page 9

• Manufacturer Part Number: FAN5608DHMPX
• Description: IC LED DRIVR WHITE BCKLGT 12-MLP
• Manufacturer: Fairchild Semiconductor
• Type: Backlight, White LED (Serial Interface)r

Specifications of FAN5608DHMPX

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 2
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 500kHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 24V
• Mounting Type: Surface Mount
• Package / Case: 12-MLP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Efficiency: 85%
• Number Of Segments: 12
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Supply Current: 20 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FAN5608DHMPXTR; FAN5608DHMPX_NL; FAN5608DHMPX_NLTR; FAN5608DHMPX_NLTR

Preliminary Data Sheet
REV. 0.8.3 5/29/03
Application Examples
1. Driver For Four White LEDs
2. Driver For Six White LEDs
3. Driver For Eight White LEDs
DAC Input For CH1
DAC Input For CH2
DAC Input For CH1
DAC Input For CH2
DAC Input For CH1
DAC Input For CH2
2.7V to 5V
2.7V to 5V
2.7V to 5V
L = 6.8 H
L = 6.8 H
L =4.7 H
B2
IND
V
A1
B1
A2
IN
IND
V
A1
B1
A2
B2
B2
IN
IND
V
A1
B1
A2
IN
GND
V
IND
CH2
CH1
NC
OUT
NN
V
GND
IND
CH2
CH1
OUT
NC
NN
GND
V
IND
CH2
CH1
OUT
NC
NN
4.7µF
4.7µF
4.7µF
V
OUT
V
OUT
V
OUT
Figure 2
Figure 3
Figure 1
0.85
0.80
0.75
0.70
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.90
0.85
0.80
0.75
0.70
0.65
0.60
2.5
2.5
2.5
Efficiency vs Input Voltage
Efficiency vs Input Voltage
Efficiency vs Input Voltage
3.0
Efficiency vs Input Voltage
3.0
3.0
Input Voltage (V)
3.5
Four LEDs
3.5
Input Voltage (V)
Input Voltage (V)
3.5
Six LEDs
Input Voltage (V)
Eight LEDs
I
I
LED
LED
4.0
I
LED
4.0
I
I
4.0
LED
LED
I
LED
=20mA
=10mA
=10mA
=10mA
=20mA
=20mA
4.5
4.5
4.5
5.0
5.0
5.0
FAN5608
5.5
5.5
5.5
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