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Integrated 1.5 A Switch
Input Voltage Range from 3.0 V to 40 V
Low Feedback Voltage of 235 mV
Cycle-by-Cycle Current Limit
No Control Loop Compensation Required
Frequency of Operation Adjustable up to 250 kHz
Operation with All Ceramic Output Capacitors or No Output Capacitance
Analog and Digital PWM Dimming Capability
Internal Thermal Shutdown with Hysteresis
Automotive Version Available
Automotive and Marine Lighting
High Power LED Driver
Constant Current Source
Low Voltage LED Lighting
(Landscape, Path, Solar, MR16 Replacement)
+LED
Rs
8
1
NCP3065
AWL
YYWWG
PDIP-8
P, P1 SUFFIX
CASE 626
8
1
DFN-8
MN SUFFIX
CASE 488
NCP3065
A
L, WL
Y, YY
W, WW
G or
G
=
=
=
=
=
=
3065
ALYW
G
G
Applications
Specific Device Code
Assembly Location
Wafer Lot
Year
Work Week
Pb-Free Package
(Note: Microdot may be in either location)
D
0.15
W
V
in
NCP3065
NC SWC
I
pk
SWE
CT
V
in
FB GND
V
th
= 0.235 V
C
in
220
mF
CT
2.2 nF
R
D
L
LED
Cluster
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 15 of this data sheet.
C
out
22
mF
D
-LED
R
sense
0.68
W
Figure 1. Typical Buck Application Circuit
漏
Semiconductor Components Industries, LLC, 2007
1
July, 2007 - Rev. 0
Publication Order Number:
NCP3065/D