参数资料
型号: LTC3407IMSE-2#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 1.6 A DUAL SWITCHING CONTROLLER, 2700 kHz SWITCHING FREQ-MAX, PDSO10
封装: PLASTIC, MSOP-10
文件页数: 6/16页
文件大小: 227K
代理商: LTC3407IMSE-2#TR
LTC3407-2
14
34072fb
PACKAGE DESCRIPTION
DD Package
10-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1699)
TYPICAL APPLICATIONS
1.2mm Height Core Supply
Efciency vs Load Current
RUN2
VIN
VIN = 3.6V
TO 5.5V
VOUT2 = 3.3V
AT 800mA
VOUT1 = 1.8V
AT 800mA
RUN1
POR
SW1
VFB1
GND
VFB2
SW2
MODE/SYNC
LTC3407-2
C1*
4.7μF
R5
100k
POWER-ON
RESET
C4, 22pF
C5, 22pF
L1
2.2μH
L2
2.2μH
R4
887k
R2
604k
R1
301k
R3
196k
C3
4.7μF
2
C2
4.7μF
2
3407 TA07
C1, C2, C3: TDK C1608X5ROJ475M
L1, L2: CMD4D11-2R2
*IF C1 IS GREATER THAN 3" FROM POWER SOURCE,
ADDITIONAL CAPACITANCE MAY BE REQUIRED.
LOAD CURRENT (mA)
1
EFFICIENCY
(%)
100
95
90
85
80
75
70
65
60
10
100
1000
3407 TA08
3.3V
1.8V
VIN = 5V
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
3.00
±0.10
(4 SIDES)
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-2).
CHECK THE LTC WEBSITE DATA SHEET FOR CURRENT STATUS OF VARIATION ASSIGNMENT
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
TOP AND BOTTOM OF PACKAGE
0.38
± 0.10
BOTTOM VIEW—EXPOSED PAD
1.65
± 0.10
(2 SIDES)
0.75
±0.05
R = 0.115
TYP
2.38
±0.10
(2 SIDES)
1
5
10
6
PIN 1
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DD) DFN 1103
0.25
± 0.05
2.38
±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.65
±0.05
(2 SIDES)
2.15
±0.05
0.50
BSC
0.675
±0.05
3.50
±0.05
PACKAGE
OUTLINE
0.25
± 0.05
0.50 BSC
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