lt3465a Linear Technology Corporation, lt3465a Datasheet - Page 6
lt3465a
Manufacturer Part Number
lt3465a
Description
2.4mhz White Led Step-up Converters With Built-in Schottky In Thinsot
Manufacturer
Linear Technology Corporation
Datasheet
1.LT3465A.pdf
(16 pages)
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BLOCK DIAGRA
LT3465/LT3465A
6
1.25V
CTRL
V
V
REF
5
4
IN
40k
200mV
FB
3
W
–
+
+
10k
A1
Figure 2. LT3465 Block Diagram
R
C
C
C
OSCILLATOR
GENERATOR
1.2MHz*
RAMP
Σ
–
+
*2.4MHz FOR LT3465A
COMPARATOR
A2
R
S
Q
DRIVER
+
–
6
2
Q1
3465A F02
0.2Ω
SW
GND
OVERVOLTAGE
PROTECT
V
OUT
1
3465afa