LT3465AES6#PBF Linear Technology, LT3465AES6#PBF Datasheet - Page 5
LT3465AES6#PBF
Manufacturer Part Number
LT3465AES6#PBF
Description
Manufacturer
Linear Technology
Datasheet
1.LT3465AES6PBF.pdf
(16 pages)
Specifications of LT3465AES6#PBF
Operating Supply Voltage (typ)
3.3/5/9/12/15V
Number Of Segments
6
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Package Type
TSOT-23
Pin Count
6
Mounting
Surface Mount
Operating Supply Voltage (min)
2.7V
Operating Supply Voltage (max)
16V
Lead Free Status / Rohs Status
Compliant
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PI FU CTIO S
V
LEDs. Minimize trace between this pin and output capaci-
tor to reduce EMI.
GND (Pin 2): Ground Pin. Connect directly to local ground
plane.
FB (Pin 3): Feedback Pin. Reference voltage is 200mV.
Connect LEDs and a resistor at this pin. LED current is
determined by the resistance and CTRL pin voltage:
OUT
U
(Pin 1): Output Pin. Connect to output capacitor and
U
I
LED
=
U
R
1
FB
•
⎛
⎜
⎜
⎜ ⎜
⎜
⎝
200
mV
–
26
mV
•
1
n
⎛
⎜
⎜
⎜
⎜
⎝
exp p
exp
⎛
⎝ ⎜
5
V
⎛
⎝ ⎜
mV
CTRL (Pin 4): Dimming Control and Shutdown Pin. Ground
this pin to shut down the device. When V
than about 1.8V, full-scale LED current is generated.
When V
Floating this pin places the device in shutdown mode.
V
with a 1µF X5R or X7R type ceramic capacitor.
SW (Pin 6): Switch Pin. Connect inductor here.
CTRL
200
IN
26
•
(Pin 5): Input Supply Pin. Must be locally bypassed
mV
mV
26
( )
mV
mV
CTRL
⎞
⎠ ⎟
⎞
⎠ ⎟
is less than 1V, LED current is reduced.
+
1
⎞
⎟
⎟
⎟
⎟
⎠
⎞
⎟
⎟
⎟
⎟
⎠
for V
LT3465/LT3465A
CTRL
>
150
mV
CTRL
is greater
3465afa
5