參數(shù)資料
型號(hào)： LT3484EDCB-2#PBF
廠商： LINEAR TECHNOLOGY CORP
元件分類： 模擬信號(hào)調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PDSO6
封裝： 2 X 3 MM, LEAD FREE, PLASTIC, MO-229TBD, DFN-6
文件頁(yè)數(shù)： 4/12頁(yè)
文件大小： 446K
代理商： LT3484EDCB-2#PBF
LT3484-0/LT3484-1/LT3484-2
12
3484012f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2005
LT/TP 0705 500 PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC3407
Dual 600mA (IOUT), 1.5MHz, Synchronous Step-Down DC/DC 96% Efficiency, VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40A,
Converter
ISD <1A, MS10E Package
LT3420/LT3420-1
1.4A/1A, Photoflash Capacitor Chargers with
Charges 220
F to 320V in 3.7 Seconds from 5V,
Automatic Top-Off
VIN: 2.2V to 16V, IQ = 90A, ISD <1A, MS10 Package
LTC3425
5A ISW, 8MHz, Multi-Phase Synchronous Step-Up DC/DC
95% Efficiency, VIN: 0.5V to 4.5V, VOUT(MIN) = 5.25V, IQ = 12A,
Converter
ISD <1A, QFN-32 Package
LTC3440
600mA (IOUT), 2MHz, Synchronous Buck-Boost DC/DC
95% Efficiency, VIN: 2.5V to 5.5V, VOUT(MIN): 2.5V to 5.5V,
Converter
IQ = 25A, ISD <1A, MS-10 Package
LT3468/LT3468-1/
1.4A/0.7A/1A Photoflash Capacitor Chargers in ThinSOT
Charges 100
F to 320V in 4.6 Seconds from 5V, VIN: 2.5V to 16V,
LT3468-2
IQ = 5mA, ISD <1A, ThinSOT Package
TYPICAL APPLICATIO S
U
LT3484-0 Photoflash Circuit Uses Tiny 3mm Tall Transformer
LT3484-1 Photoflash Circuit Uses Tiny 3mm Tall Transformer
R1
100k
C2
0.1
F
VCC
2.5V TO 8V
DONE
CHARGE
VBAT
1.8V TO 8V
C1: 4.7
F, X5R OR X7R, 10V
T1: TDK PART# LDT565630T-001, LPRI = 6H, N = 10.4
D1: VISHAY GSD2004S DUAL DIODE CONNECTED IN SERIES
R1: PULL UP RESISTOR NEEDED IF DONE PIN USED
+
C1
4.7
F
T1
1:10.4
COUT
PHOTOFLASH
CAPACITOR
320V
D1
5, 6
7, 8
4
1
3484 TA03
2
3
1
7
6
4, 5
CHARGE
VIN
DONE
VBAT
LT3484-0
GND
SW
R1
100k
C2
0.1
F
VCC
2.5V TO 8V
DONE
CHARGE
VBAT
1.8V TO 8V
C1: 4.7
F, X5R OR X7R, 10V
T1: TDK PART# LDT565630T-002, LPRI = 14.5H, N = 10.2
D1: VISHAY GSD2004S DUAL DIODE CONNECTED IN SERIES
R1: PULL UP RESISTOR NEEDED IF DONE PIN USED
+
C1
4.7
F
T1
1:10.2
COUT
PHOTOFLASH
CAPACITOR
320V
D1
5
8
4
1
3484 TA04
2
3
1
7
6
4, 5
CHARGE
VIN
DONE
VBAT
LT3484-1
GND
SW
Charge Time
VIN (V)
2345678
CHARGE
TIME
(s)
3484 TA05
8
7
6
5
4
3
2
1
0
COUT = 50F
COUT = 100F
VIN (V)
2345678
CHARGE
TIME
(s)
3484 TA06
8
7
6
5
4
3
2
1
0
COUT = 50F
COUT = 20F
ThinSOT is a trademark of Linear Technology Corporation.
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