ISL97675IRZ-TK Intersil, ISL97675IRZ-TK Datasheet - Page 11

• Manufacturer Part Number: ISL97675IRZ-TK
• Description: IC LED DVR PWM CTRL 4CH 20QFN
• Manufacturer: Intersil
• Type: Backlight, White LEDr

Specifications of ISL97675IRZ-TK

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 4
• Internal Driver: Yes
• Type - Primary: Backlight
• Frequency: 600kHz, 1.2MHz
• Voltage - Supply: 4.5 V ~ 26 V
• Voltage - Output: 45V
• Mounting Type: Surface Mount
• Package / Case: 20-VQFN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Efficiency: 92%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ISL97675IRZ-TKTR

Typical Performance Curves
FIGURE 13. LINE REGULATION WITH V
FIGURE 15. LOAD REGULATION WITH I
FIGURE 17. ISL97675 SHUTS DOWN AND STOPS SWITCHING ~ 30ms AFTER EN GOES LOW
FROM 6V TO 26V, V
20mA/CHANNEL
FROM 0% TO 100% PWM DIMMING,
V
IN
= 12V, 4P12S AT 20mA/CHANNEL
11
IN
= 12V, 4P12S AT
IN
LED
CHANGE
CHANGE
ISL97675
(Continued)
FIGURE 14. LINE REGULATION WITH V
FIGURE 16. LOAD REGULATION WITH I
FROM 26V TO 6V FOR 4P12S AT
20mA/CHANNEL
FROM 100% TO 0% PWM DIMMING,
V
IN
= 12V, 4P12S AT 20mA/CHANNEL
IN
LED
CHANGE
CHANGE
May 19, 2010
FN7630.0