ISL97672IRZ Intersil, ISL97672IRZ Datasheet - Page 7

• Manufacturer Part Number: ISL97672IRZ
• Description: IC LED DVR PWM CTRL 6CH 20QFN
• Manufacturer: Intersil

Specifications of ISL97672IRZ

• Constant Current: *
• Constant Voltage: *
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Automotive, Backlight
• Frequency: 200kHz ~ 1.5MHz
• Voltage - Supply: 4.5 V ~ 26.5 V
• Voltage - Output: *
• Mounting Type: Surface Mount
• Package / Case: 20-VFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 40mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Performance Curves
FIGURE 11. V
FIGURE 9. CURRENT LINEARITY vs LOW LEVEL PWM
FIGURE 7. EFFICIENCY vs V
100
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
0
0
0
0
+25°C
20mA (100% LED DUTY CYCLE)
DIMMING DUTY CYCLE vs V
AT 20mA/CHANNEL
OUT
+85°C
5
1
RIPPLE VOLTAGE, V
10
0°C
2
7
V
IN
15
DC
3
IN
12 V
vs TEMPERATURE AT
IN
-40°C
20
IN
4
IN
= 12V, 6P12S
4.5 V
25
5
IN
ISL97672
30
(Continued)
6
FIGURE 12. IN-RUSH and LED CURRENT AT V
FIGURE 8. CHANNEL-TO-CHANNEL CURRENT
-0.10
-0.20
-0.30
-0.40
0.60
0.55
0.50
0.45
0.40
0.40
0.30
0.20
0.10
0.00
FIGURE 10. V
0
0
MATCHING
FOR 6P12S AT 20mA/CHANNEL
1
5
0°C
HEADROOM
2
10
CHANNEL
V
4.5 V
3
IN
15
(V)
vs V
+25°C
IN
21 V
4
IN
20
IN
AT 20mA
5
12 V
November 1, 2010
25
IN
IN
6
-40°C
= 6V
FN7632.1
30
7