LT3466EDD-1 Ver la hoja de datos (PDF) - Linear Technology
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LT3466EDD-1 Datasheet PDF : 20 Pages
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LT3466-1
TYPICAL APPLICATIO
Li-Ion to 8 White LEDs and ±15V TFT LCD Bias Supply
3V TO 5V
8 LEDs
L1
33µH
CIN
C1
1µF
0.1µF D1
L2
33µH
COUT1
1µF
SW1 VIN SW2
VOUT1
VOUT2
LT3466-1
FB1
CTRL1 RT
FB2
CTRL2
475k
26.7k
–15V
10mA
COUT3
1µF
15V
10mA
COUT2
1µF
RFB1
13.3Ω
OFF ON
63.4k OFF ON
CIN: TAIYO YUDEN JMK107BJ105
COUT1, COUT2, COUT3: TAIYO YUDEN GMK316BJ105
C1: TAIYO YUDEN UMK212BJ104
L1, L2: 33µH TOKO D52LC
D1: PHILIPS BAT54S
34661 TA06a
Conversion Efficiency
86
VIN = 3.6V
8 LEDs
84 +15V/10mA
–15V/10mA
82
80
78
76
74
0
2.5 5 7.5 10 12.5 15
LED CURRENT (mA)
34661 TA06b
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ThinSOT is a trademark of Linear Technology Corporation.
COMMENTS
VIN: 1.6V to 18V, VOUT(MAX) = 34V, IQ = 1.8mA, ISD < 1µA,
MS/EDD Packages
VIN: 1V to 10V, VOUT(MAX) = 34V, IQ = 1.2mA, ISD < 1µA,
ThinSOTTM Package
VIN: 2.5V to 10V, VOUT(MAX) = 34V, IQ = 1.9mA, ISD < 1µA,
ThinSOT, SC70 Packages
VIN: 2.7V to 4.5V, VOUT(MAX) = 5V, IQ = 8mA, ISD < 1µA,
ThinSOT Package
VIN: 2.7V to 4.5V, VOUT(MAX) = 5.5V, IQ = 5mA, ISD < 1µA,
MS/EDD Packages
VIN: 2.8V to 4.5V, VOUT(MAX) = 6V, IQ = 50µA, ISD < 1µA,
QFN-24 Package
VIN: 2.9V to 4.4V, VOUT(MAX) = 5.5V, IQ = 300µA, ISD < 2.5µA,
DFN Package
VIN: 2.7V to 5.5V, VOUT(MAX) = 5.5V, IQ = 0.6mA, ISD < 6µA,
QFN Package
VIN: 2.7V to 16V, VOUT(MAX) = 34V, IQ = 1.9mA, ISD < 1µA,
ThinSOT Package
VIN: 2.7V to 24V, VOUT(MAX) = 40V, IQ = 5mA, ISD < 16µA,
DFN Package
VIN: 2.5V to 24V, VOUT(MAX) = 40V, IQ = 6.5mA, ISD < 1µA,
DFN/TSSOP Packages
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
34661f
LT/TP 0705 500 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2005
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