isl97673 Intersil Corporation, isl97673 Datasheet - Page 9

• Manufacturer Part Number: isl97673
• Description: 6-channel Smbus Or Pwm Dimming Led Driver With Phase Shift Control
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 11. V
FIGURE 13. IN-RUSH AND LED CURRENT AT V
FIGURE 9. CURRENT LINEARITY vs LOW LEVEL PWM
1.2
1.0
0.8
0.6
0.4
0.2
0
0
DIMMING DUTY CYCLE vs V
AT 20mA/CHANNEL
FOR 6P12S AT 20mA/CHANNEL
OUT
1
RIPPLE VOLTAGE, V
2
9
DC
3
12 V
IN
IN
4
IN
= 12V, 6P12S
4.5 V
5
IN
IN
= 12V
(Continued)
6
ISL97673
FIGURE 12. IN-RUSH and LED CURRENT AT V
FIGURE 14. LINE REGULATION WITH V
0.60
0.55
0.50
0.45
0.40
FIGURE 10. V
0
FOR 6P12S AT 20mA/CHANNEL
FROM 6V TO 26V, V
20mA/CHANNEL
5
0°C
HEADROOM
10
V
IN
15
(V)
IN
vs V
+25°C
= 12V, 6P12S AT
IN
20
AT 20mA
IN
CHANGE
25
IN
-40°C
June 24, 2010
= 6V
FN7633.0
30