ISL97684 Intersil Corporation, ISL97684 Datasheet - Page 9

• Manufacturer Part Number: ISL97684
• Description: (ISL97682 - ISL97684) Compact 2-3-4-Ch LED Drivers
• Manufacturer: Intersil Corporation

ISL97682, ISL97683, ISL97684
Typical Performance Curves
(Continued)
V
(50mV/DIV)
V
(1V/DIV)
OUT
Vout(50mV/Div)
O
Lx=20V/div
LX = 20V/DIV)
ILED (20mA/DIV)
FIGURE 15. LOAD REGULATION WITH ILED CHANGE FDROM 100%
FIGURE 16. V
RIPPLE VOLTAGE, V
= 12V, 4P10S AT 20mA/CH
OUT
IN
TO 0% PWM DIMMING, V
= 12V AT 20mA/CH
IN
V
Vout
OUT
V
Vout
OUT
I
(0.5A/DIV)
IN
Iin(0.5A/div)
I
(0.5A/DIV)
Iin(0.5A/div)
IN
ILED (20mA/DIV)
ILED(20mA/div)
EN
EN
ILED(20mA/div)
ILED (20mA/DIV)
EN
EN
FIGURE 17. IN-RUSH AND LED CURRENT AT V
= 5V FOR 4P10S
FIGURE 18. IN-RUSH AND LED CURRENT AT V
= 12V FOR 4P10S
IN
IN
AT 20mA/CH
AT 20mA/CH
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9
FN7689.0
March 11, 2011