FAN5331SX Fairchild Semiconductor, FAN5331SX Datasheet - Page 5

• Manufacturer Part Number: FAN5331SX
• Description: IC LED DRVR WHITE BCKLGT SOT23-5
• Manufacturer: Fairchild Semiconductor
• Type: Backlight, White LED (Serial Interface)r

Specifications of FAN5331SX

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: General Purpose
• Frequency: 1.15MHz ~ 1.85MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 20V
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 50mA
• Internal Switch(s): Yes
• Efficiency: 88%
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: SOT-23
• Pin Count: 5
• Mounting: Surface Mount
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 5.5V
• Low Level Output Current: 50 mA
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Supply Current: 3 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Primary Input Voltage: 5.5V
• No. Of Outputs: 1
• Output Voltage: 20V
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +85°C
• Peak Reflow Compatible (260 C): Yes
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Dc: N/A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FAN5331SXTR; FAN5331SX_NL; FAN5331SX_NLTR; FAN5331SX_NLTR

FAN5331 Rev. 1.0.1
Typical Performance Characteristics
T
A
= 25°C, Test Circuit Figure 3, unless otherwise noted.
V
V
Inductor Current= 0mA
R
IN
OUT
L
= 300
= 3V
= 15V
Load Transient Response
Startup After Enable
Time (20 s/div)
Time (200 s/div)
T
V
I
OUT
r
OUT
= T
= 0 to 35mA
f
= 15V
< 1 S
(Contd.)
5
T
V
I
OUT
r
OUT
= T
= 30mA
f
= 15V
= 10 S
V
IN
Output Power Spectral Density
= 3.2V
Line Transient Response
Time (100 s/div)
V
IN
= 4.2V
V
I
OUT
IN
www.fairchildsemi.com
= 3.6V
= 35mA
+0.6V
-0.6V