FAN5606 Datasheet, PDF (3/9 Pages) Fairchild Semiconductor – Serial LED Driver with Current-Regulated, Step-Up DC/DC Converter

PRODUCT SPECIFICATION
Absolute Maximum Ratings
Parameter
V_IN, A, B Voltage to GND
V_OUT, CAT Voltage to GND
Any LED Short Circuit Duration (Anode to Cathode)
Lead Soldering Temperature (10 seconds)
Thermal Resistance θ_jc
Operating Junction Temperature Range
Storage Temperature Range
Electrostatic Discharge (ESD) Protection (Note 1, 2)
FAN5606
Min
-0.3
-0.3
-55
HBM
4
CDM
1
Typ
Max Unit
6.5
V
24
V
Indefinite
300
°C
8
°C/W
150
°C
150
°C
kV
Electrical Characteristics
V_IN =2.7V to 5.5V, T_A = 25°C, unless otherwise noted.
Parameter
Conditions
Output Current Accuracy
A = HIGH,
B = HIGH
Efficiency (AVG)
V_IN > 3.0V
Switching Frequency
Multiplication Ratio (Note 3)
Supply Current in OFF mode
Input A Threshold
Digital
Mode
Input B Threshold
Analog Mode
Digital Mode
V_A = V_B = 0V
High
Low
High
Low
Min.
Typ.
Max. Units
0.9 × I_NOM I_NOM = 20 1.1 × I_NOM mA
80
%
850
V_IN-0.7
0
0.6 × V_IN
0
0.5
1000
0.1
1.2
1150
V_IN
0.6
MHz
µA
V
V_IN
V
0.3 × V_IN
Recommended Operating Conditions
Parameter
Min
Typ
Max
Input Voltage Range
2.7
5.5
Operating Ambient Temperature Range
-40
25
85
Output Voltage Range
V_IN
18
Notes:
1. Using Mil Std. 883E, method 3015.7 (Human Body Model) and EIA/JESD22C101-A (Charge Device Model).
2. Avoid positive polarity ESD stress at the cathode of the internal Schottky diode.
3. Multiplication Ratio is I_LED/ I _{INPUT A}.
Unit
V
°C
V
REV. 1.0.3 1/7/05
3