NCV3066PG ON Semiconductor, NCV3066PG Datasheet - Page 16
![IC LED DRIVER HIGH BRIGHT 8-DIP](/photos/6/58/65804/8-dip_626-05_sml.jpg)
NCV3066PG
Manufacturer Part Number
NCV3066PG
Description
IC LED DRIVER HIGH BRIGHT 8-DIP
Manufacturer
ON Semiconductor
Type
HBLED Driverr
Datasheet
1.NCP3066DR2G.pdf
(20 pages)
Specifications of NCV3066PG
Constant Current
Yes
Topology
PWM, Step-Down (Buck), Step-Up (Boost)
Number Of Outputs
1
Internal Driver
Yes
Type - Primary
Automotive
Type - Secondary
High Brightness LED (HBLED)
Frequency
100kHz ~ 250kHz
Voltage - Supply
3 V ~ 40 V
Mounting Type
Through Hole
Package / Case
8-DIP (0.300", 7.62mm)
Operating Temperature
-40°C ~ 125°C
Current - Output / Channel
1.5A
Internal Switch(s)
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Output
-
Efficiency
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
illustrates the basic circuitry in buck topology, which allows
supplying one or two LEDs up to 350 mA consumption. The
TABLE 5 BILL OF MATERIALS shows the small number
of additional parts which are necessary to assembly
Table 6. TEST RESULTS
Line Regulation
Output Ripple
Efficiency
The Figure 27 Buck demoboard Application schematic
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
5
Figure 28. Buck Demoboard Layout
10
Figure 30. Line Regulation
15
INPUT VOLTAGE (V)
1 LED 350 mA
1 LED 100 mA
20
Vin = 8 V to 20 V, Vout = 3.2 V, Iout = 350 mA
Vin = 8 V to 20 V, Vout = 3.2 V, Iout = 350 mA
Vin = 12 V, Vout = 3.2 V, Iout = 350 mA
25
30
http://onsemi.com
35
16
mentioned demoboard. The demoboard based on one layer
PCB and the layout is mentioned in Figure 28 Buck
Demoboard Layout. The Line regulation is mentioned in
Figure 30 Line Regulation. The Figure 31 shows efficiency
of Buck LED Driver.
80
75
70
65
60
55
50
45
40
35
30
5
Figure 29. Buck Demonstration Photo
Figure 31. Efficiency of Buck LED Driver
10
2 LED 350 mA
INPUT VOLTAGE (V)
15
1 LED 100 mA
20
1 LED 350 mA
2 LED 100 mA
25
19 mA
32 mA
62%
30
35