cat3626 Catalyst Semiconductor, cat3626 Datasheet - Page 5

• Manufacturer Part Number: cat3626
• Description: 6-channel Led Driver With I?c Interface
• Manufacturer: Catalyst Semiconductor

TYPICAL CHARACTERISTICS
V
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
IN
Output Resistance vs. Supply Voltage (1x Mode)
= 3.6V, I
Switching Frequency vs. Supply Voltage
LED Current Change vs. Supply Voltage
OUT
-1.0
-2.0
-3.0
-4.0
-5.0
1.3
1.2
1.1
1.0
0.9
0.8
0.7
1.0
0.8
0.6
0.4
0.2
0.0
5.0
4.0
3.0
2.0
1.0
0.0
= 90mA (6 LEDs at 15mA), EN = V
3.0
3.0
3.0
1.5x Mode
3.2
3.2 3.4
SUPPLY VOLTAGE [V]
SUPPLY VOLTAGE [V]
3.2
SUPPLY VOLTAGE [V]
3.4
3.4
3.6
3.6
3.6
3.8
3.8 4.0
1x Mode
3.8
4.0
4.2
4.2
4.0
IN
, C
IN
= C
5
1
= C
Output Resistance vs. Supply Voltage(1.5x Mode)
2
= C
Switching Frequency vs. Temperature
LED Current Change vs. Temperature
OUT
= 1µF, T
1.3
1.2
1.1
1.0
0.9
0.8
0.7
4.0
3.5
3.0
2.5
2.0
1.5
1.0
-1.0
-2.0
-3.0
-4.0
-5.0
5.0
4.0
3.0
2.0
1.0
0.0
-40
3.0
-40
AMB
3.2
SUPPLY VOLTAGE [V]
-20
TEMPERATURE [°C]
= 25ºC, unless otherwise specified.
TEMPERATURE [°C]
0
3.4
0
3.6
40
20
3.8
40
80
4.0
60
Doc. No. MD-5014 Rev. C
120
4.2
CAT3626
80