参数资料
型号: LTC3619BIMSE#PBF
厂商: Linear Technology
文件页数: 18/20页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ DL 10MSOP
标准包装: 50
类型: 降压(降压)
输出类型: 可调式
输出数: 2
输出电压: 0.6 V ~ 5 V
输入电压: 2.5 V ~ 5.5 V
PWM 型: 电流模式,混合
频率 - 开关: 2.25MHz
电流 - 输出: 400mA,800mA
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘
包装: 管件
供应商设备封装: 10-MSOP 裸露焊盘
LTC3619B
PACKAGE DESCRIPTION
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
DD Package
10-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1699 Rev C)
R = 0.125
TYP
6
10
0.40 ± 0.10
0.70 ± 0.05
3.55 ± 0.05
1.65 ± 0.05
2.15 ± 0.05 (2 SIDES)
0.25 ± 0.05
PIN1
TOP MARK
(SEE NOTE 6)
PACKAGE
OUTLINE
0.50 0.200 REF
BSC
2.38 ± 0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
3.00 ± 0.10 1.65 ± 0.10
(4 SIDES) (2 SIDES)
0.75 ± 0.05
0.00 – 0.05
PIN 1 NOTCH
R = 0.20 OR
0.35 × 45 °
CHAMFER
(DD) DFN REV C 0310
5 1
0.25 ± 0.05
0.50 BSC
2.38 ± 0.10
(2 SIDES)
BOTTOM VIEW—EXPOSED PAD
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
MSE Package
10-Lead Plastic MSOP, Exposed Die Pad
(Reference LTC DWG # 05-08-1664 Rev H)
(.074)
1.88 ± 0.102
(.074 ± .004)
0.889 ± 0.127
(.035 ± .005)
BOTTOM VIEW OF EXPOSED PAD OPTION
1.88
1
1.68
0.29
REF
(.066)
5.23
(.206)
MIN
1.68 ± 0.102
(.066 ± .004)
3.20 – 3.45
(.126 – .136)
0.05 REF
DETAIL “B”
CORNER TAIL IS PART OF
0.50
0.305 ± 0.038 (.0197)
(.0120 ± .0015) BSC
TYP
RECOMMENDED SOLDER PAD LAYOUT
3.00 ± 0.102
(.118 ± .004)
(NOTE 3)
10
10 9 8 7 6
DETAIL “B” THE LEADFRAME FEATURE.
FOR REFERENCE ONLY
NO MEASUREMENT PURPOSE
0.497 ± 0.076
(.0196 ± .003)
REF
0.254
DETAIL “A”
4.90 ± 0.152
(.193 ± .006)
3.00 ± 0.102
(.118 ± .004)
(NOTE 4)
GAUGE PLANE
(.010)
0 ° – 6 ° TYP
1 2 3 4 5
DETAIL “A”
0.53 ± 0.152
(.021 ± .006)
1.10
(.043)
MAX
0.86
(.034)
REF
0.18
(.007)
SEATING
PLANE 0.17 – 0.27
(.007 – .011)
TYP
0.50
(.0197)
BSC
0.1016 ± 0.0508
(.004 ± .002)
MSOP (MSE) 0911 REV H
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS
OR GATE BURRS. MOLD FLASH, PROTRUSIONS OR GATE BURRS
SHALL NOT EXCEED 0.152mm (.006") PER SIDE
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
6. EXPOSED PAD DIMENSION DOES INCLUDE MOLD FLASH. MOLD FLASH ON E-PAD
SHALL NOT EXCEED 0.254mm (.010") PER SIDE.
3619bfb
18
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