English
Language : 

FAN5331_05 Datasheet, PDF (3/10 Pages) Fairchild Semiconductor – High Efficiency Serial LED Driver and OLED Supply with 20V Integrated Switch
Electrical Characteristics
Unless otherwise noted, VIN = 3.6V, TA = -40°C to +85°C, Typical values are at TA = 25°C, Test Circuit,
Figure 3.
Parameter
Switch Current Limit
Load Current Capability
Switch On-resistance
Quiescent Current
OFF Mode Current
Shutdown Threshold
Shutdown Pin Bias Current
Feedback Voltage
Feedback Pin Bias Current
Feedback Voltage Line Regulation
Switching Frequency
Maximum Duty Cycle
Enable Delay
Power on Delay
Switch Leakage Current
Conditions
VIN = 3.2V
VOUT = 15V, VIN ≥ 2.7V
VOUT = 15V, VIN ≥ 3.2V
VIN = 5V
VIN = 3.6V
VSHDN = 3.6V, No Switching
VSHDN = 3.6V, Switching
VSHDN = 0V
Device ON
Device OFF
VSHDN = 0V or VSHDN = 5.5V
ILoad = 0mA
2.7V < VIN < 5.5V, ILOAD = 0mA
VIN = 2.7V, IOUT = 35mA, VOUT = 15V
VIN = 2.7V, IOUT = 35mA, VOUT = 15V
No Switching, VIN = 5.5V
Min.
0.7
35
50
1.5
1.205
1.15
87
Typ.
1
0.5
0.7
0.7
1.6
0.1
10
1.230
10
0.6
1.6
93
0.8
0.8
Max.
3.0
2
0.5
1.255
1.2
1.85
5
5
1
Units
A
mA
mA
Ω
Ω
mA
mA
µA
V
V
nA
V
nA
%
MHz
%
mS
mS
µA
Test Circuit
VIN
2.7V to 5.5V
CIN
4.7µF
5
VIN
L
10µH
SW 1
BAT54
R1
150KΩ
VOUT
COUT
4.7µF
CF
120pF
3
FB
ON
OFF
4 SHDN
2
GND
R2 13.4KΩ
Figure 3. Test Circuit
3
www.fairchildsemi.com
FAN5331 Rev. 1.0.1