LT3495 查看數據表（PDF） - Linear Technology
零件编号
产品描述 (功能)
生产厂家
LT3495 Datasheet PDF : 16 Pages
| |||
LT3495/LT3495B/
LT3495-1/LT3495B-1
TYPICAL APPLICATION
Adjustable High Voltage Power Supply Doesn’t Need a Transformer
DANGER HIGH VOLTAGE! OPERATION BY HIGH VOLTAGE TRAINED PERSONNEL ONLY
C4
C6
1μF
1μF
3.3V TO 8V
INPUT
C1
4.7μF
L1
22μH
D5
SW CAP
VCC VOUT
TURN ON/OFF
LT3495B
SHDN FB
VOUT DIMMING CTRL GND
C1: 4.7μF, 16V, X5R, 0805
C2-C7: 1μF, 50V, X5R, 0805
D1-D5: DIODE INC. B0540WS-7
L1: COILCRAFT LPS4018-223MLB
3495 TA04a
D1
D2
D3
C2
1μF
C5
C7
1μF
1μF
C3
1μF
909k
10.7k
D4
VOUT 15V TO 120V
10mA (VIN = 3.3V)
18mA (VIN = 5V)
35mA (VIN = 8V)
Efficiency vs Load Current
90
600
VIN = 5V
VOUT = 120V
80
500
70
400
60
300
50
200
40
100
30
0.1
1
10
LOAD CURRENT (mA)
0
100
3495 TA04c
Output vs CTRL
150
120
90
60
30
0
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1
CTRL VOLTAGE (V)
3495 TA04b
Output Voltage Ripple vs Load Current
700
VIN = 5V
600 VOUT = 120V
500
400
300
200
100
0
0
4
8
12
16
20
LOAD CURRENT (mA)
3495 TA04d
RELATED PARTS
PART NUMBER DESCRIPTION
COMMENTS
LT1930/LT1930A 1A (ISW), 1.2MHz/2.2MHz, High Efficiency Step-Up
DC/DC Converters
VIN: 2.6V to 16V, VOUT(MAX) = 34V, IQ = 4.2mA/5.5mA, ISD <1μA,
ThinSOT Package
LT1945 (Dual)
Dual Output, Boost/Inverter, 350mA (ISW), Constant Off- VIN: 1.2V to 15V, VOUT(MAX) = ±34V, IQ = 40μA, ISD <1μA,
Time, High Efficiency Step-Up DC/DC Converter
10-Lead MS Package
LT1946/LT1946A 1.5A (ISW), 1.2MHz/2.7MHz, High Efficiency Step-Up
DC/DC Converters
VIN: 2.45V to 16V, VOUT(MAX) = 34V, IQ = 3.2mA, ISD <1μA,
8-Lead MS Package
LT3463/LT3463A
Dual Output, Boost/Inverter, 250mA (ISW), Constant
VIN: 2.3V to 15V, VOUT(MAX) = ±40V, IQ = 40μA, ISD <1μA,
Off-Time, High Efficiency Step-Up DC/DC Converters with DFN Package
Integrated Schottkys
LT3467/LT3467A 1.1A (ISW), 1.3MHz/2.1MHz, High Efficiency Step-Up
DC/DC Converters with Soft-Start
VIN: 2.4V to 16V, VOUT(MAX) = 40V, IQ = 1.2mA, ISD <1μA,
ThinSOT Package
LT3471
Dual Output, Boost/Inverter, 1.3A (ISW), High Efficiency VIN: 2.4V to 16V, VOUT(MAX) = ±40V, IQ = 2.5mA, ISD <1μA,
Boost-Inverting DC/DC Converter
DFN Package
LT3473/LT3473A
1A (ISW), 1.2MHz, High Efficiency Step-Up DC/DC
Converters with Integrated Schottky Diode and Output
Disconnect
VIN: 2.2V to 16V, VOUT(MAX) = 36V, IQ = 100μA, ISD <1μA,
DFN Package
LT3494/LT3494A 180mA/350mA (ISW), High Efficiency Step-Up DC/DC
Converters with Output Disconnect
VIN: 2.1V to 16V, VOUT(MAX) = 40V, IQ = 65μA, ISD <1μA,
DFN Package
LT3580
2A, 40V, 2.5MHz Boost DC/DC Converter
VIN: 2.5V to 32V, VOUT(MAX) = 40V, IQ = 1mA, ISD <1μA,
MS8E 3mm × 3mm DFN-8 Package
3495b1b1f
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LT 0708 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2008
Share Link: 