CAT3604HV4-T2 Datasheet, PDF (7/12 Pages) ON Semiconductor – 4-Channel Regulated Charge Pump White LED Driver

CAT3606
TYPICAL CHARACTERISTICS
VIN = 3.6V, EN = VIN, E¯N¯M¯ = E¯N¯¯S = GND, C_IN = C_OUT = 1µF, R_SET = 24kΩ (20mA per LED), T_AMB = 25ºC, unless
otherwise specified.
Ground Current vs. Input Voltage (1.5x mode)
5.0
4.0
Supply Current vs. Input Voltage
140
1.5x mode
3.0
120
2.0
1.0
0.0
3.0
VIN = 3.6V
all LEDs open
3.2 3.4 3.6 3.8 4.0 4.2
INPUT VOLTAGE [V]
100
80
3.0
6 LEDs at 15mA
1x mode
3.2 3.4 3.6 3.8 4.0 4.2
INPUT VOLTAGE [V]
Oscillator Frequency vs. Input Voltage
1.10
Oscillator Frequency vs. Temperature
1.10
1.05
1.05
1.00
0.95
6 LEDs at 20mA
0.90
3.0
3.2 3.4 3.6 3.8 4.0 4.2
INPUT VOLTAGE [V]
Output Resistance vs. Input Voltage (1x mode)
4
1.00
0.95
0.90
VIN = 3.6V
6 LEDs at 15mA
-40 -20 0 20
40 60 80 100
TEMPERATURE [ºC]
Output Resistance vs. Input Voltage (1.5x mode)
10
3
110000mmAAloloaadd
2
1
0
3.0
3.2 3.4 3.6 3.8 4.0 4.2
INPUT VOLTAGE [V]
8
6
1¹0⁰0mA ^loadd
4
2
3.0
3.2 3.4 3.6 3.8 4.0 4.2
INPUT VOLTAGE [V]
© 2008 SCILLC. All rights reserved.
7
Characteristics subject to change without notice
Doc. No. MD-5009 Rev. D