LT3491ESC8#PBF Linear Technology, LT3491ESC8#PBF Datasheet - Page 13
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LT3491ESC8#PBF
Manufacturer Part Number
LT3491ESC8#PBF
Description
Manufacturer
Linear Technology
Datasheet
1.LT3491ESC8PBF.pdf
(16 pages)
Specifications of LT3491ESC8#PBF
Operating Supply Voltage (typ)
3.3/5/9V
Number Of Segments
6
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Package Type
SC-70
Pin Count
8
Mounting
Surface Mount
Operating Supply Voltage (min)
2.5V
Operating Supply Voltage (max)
12V
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TYPICAL APPLICATIO S
SHUTDOWN
PV
SHUTDOWN
12V
DIMMING
V
CONTROL
PV
3V
12V
DIMMING
C1, C3: TAIYO YUDEN LMK212BJ105MD
C2: TAIYO YUDEN LMK316BJ475ML
D1: LUXEON EMITTER LXHL-BWO2
L1: MURATA LQH32CN150
IN
IN
V
CONTROL
3V
IN
IN
12V to Two White LEDs at 200mA
AND
12V to One White LED at 200mA
AND
C1, C3: TAIYO YUDEN LMK212BJ105MD
C2: TAIYO YUDEN LMK316BJ475ML
D1: LUXEON EMITTER LXHL-BWO2
L1: MURATA LQH32CN150
C3
1µF
C1
1µF
C3
1µF
C1
1µF
V
CTRL
IN
V
CTRL
CAP
IN
CAP
R
LT3491
R
GND
SENSE
LT3491
1Ω
SENSE
1Ω
GND
U
4.7µF
LED
4.7µF
3491 TA03a
C2
LED
C2
SW
3491 TA02a
SW
D1
D1
L1
15µH
L1
15µH
90
85
80
75
70
65
60
80
75
70
65
60
55
50
0
0
20
20
40
40
60
LED CURRENT (mA)
60
LED CURRENT (mA)
Efficiency
Efficiency
80
80
100
100
120
120
140
140
160
160
3491 TA02b
180
3491 TA03b
180
200
200
LT3491
13
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