cat4008 Catalyst Semiconductor, cat4008 Datasheet - Page 7
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cat4008
Manufacturer Part Number
cat4008
Description
8-channel Constant Current Led Driver
Manufacturer
Catalyst Semiconductor
Datasheet
1.CAT4008.pdf
(14 pages)
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TYPICAL PERFORMANCE CHARACTERISTICS
V
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
DD
= 5.0V, LED current 30mA, all LEDs On, T
PWM Dimming on BLANK pin (f = 10kHz)
Internal Pull-Down Current (LATCH pin)
1.30
1.25
1.20
1.15
1.10
100
RSET Voltage vs. Temperature
30
25
20
15
10
80
60
40
20
5
0
0
-50
0
0
5
1
LATCH VOLTAGE [V]
TEMPERATURE [°C]
LED CURRENT [mA]
0
10
2
50
15
3
20
100
4
25
AMB
150
30
= 25°C unless otherwise specified.
5
7
Internal Pull-Up Current (BLANK pin)
31.5
31.0
30.5
30.0
29.5
29.0
28.5
30
25
20
15
10
LED Current vs. Temperature
5
0
BLANK Transient Response
-50
0
1
BLANK VOLTAGE [V]
TEMPERATURE [°C]
0
2
50
3
100
Doc. No. MD-5034 Rev. A
4
CAT4008
150
5