FAN5333B Fairchild Semiconductor, FAN5333B Datasheet - Page 5

• Manufacturer Part Number: FAN5333B
• Description: The FAN5333B is a general-purpose LED driver that features Fixed-Frequency Mode operation and an integrated FET switch
• Manufacturer: Fairchild Semiconductor

FAN5333A/FAN5333B Rev. 1.0.1
Typical Performance Characteristics
T
A
= 25°C, C
10.8
10.6
10.4
10.2
10.0
300
250
200
150
100
100
9.8
9.6
Maximum Load Current vs. Input Voltage
50
90
80
70
60
50
0
-40
2.0
2
I
LED
V
T
IN
A
LED Current vs Temperature
C
C
C
C
Efficiency vs. Input Voltage
IN
= -40°C
-20
= 20mA
= 5.5V
I
I
IN
IN
OUT
OUT
I
LED
LED
2.5
LED
= 10µF
= 10µF
= 4.7µF, C
<5%
<5%
= 1µF
= 1µF
= 30mA
Temperature (°C)
I
Input Voltage (V)
LED
3.0
Input Voltage(V)
3
0
T
A
= 40mA
= 25°C
V
3.5
IN
OUT
20
V
= 3.6V
IN
= 2.2V
4.0
= 0.47µF, L = 10µH, unless otherwise noted.
4
40
V
V
T
OUT
A
OUT
= 85°C
4.5
= 9V
= 15V
I
LED
V
OUT
60
= 10mA
5.0
5
= 15V
80
5.5
5
200
150
100
100
2.0
1.8
1.6
1.4
1.2
50
90
80
70
60
50
0
Maximum Load Current vs.Input Voltage
-40
2.0
I
2.0
LED
V
OUT
V
SW Frequency vs Temperature
= 10mA
Efficiency vs. Input Voltage
OUT
-20
I
LED
= 15V
2.5
= 9.3V
= 20mA
V
I
LED
IN
2.5
= 5.5V
= 30mA
3.0
I
0
LED
Input Voltage (V)
Input Voltage(V)
Temperature (°C)
= 40mA
3.5
20
3.0
V
V
IN
OUT
4.0
= 3.6V
= 12.3V
C
C
40
I
IN
OUT
LED
4.5
V
= 10µF
3.5
V
OUT
<5%
= 1µF
IN
V
OUT
= 2.2V
= 15V
60
5.0
= 14.2V
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4.0
5.5
80