参数资料
型号: LT1941EFE#PBF
厂商: Linear Technology
文件页数: 23/24页
文件大小: 0K
描述: IC REG MULTI CONFIG TRPL 28TSSOP
标准包装: 50
类型: 降压(降压),升压(升压),反相,Sepic
输出类型: 可调式
输出数: 3
输出电压: 1.25 V ~ 40 V
输入电压: 3.5 V ~ 25 V
PWM 型: 电流模式
频率 - 开关: 1.1MHz
电流 - 输出: 3A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.173",4.40mm 宽)裸露焊盘
包装: 管件
供应商设备封装: 28-TSSOP 裸露焊盘
LT1941
PACKAGE DESCRIPTION
FE Package
28-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1663)
Exposed Pad Variation EB
4.75
(.187)
9.60 – 9.80*
(.378 – .386)
4.75
(.187)
28 2726 25 24 23 22 21 20 19 18 17 16 15
6.60 ± 0.10
4.50 ± 0.10
2.74
(.108)
EXPOSED
PAD HEAT SINK
SEE NOTE 4
0.45 ± 0.05
ON BOTTOM OF
PACKAGE
2.74
(.108)
6.40
(.252)
BSC
1.05 ± 0.10
0.65 BSC
RECOMMENDED SOLDER PAD LAYOUT
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1.20
4.30 – 4.50*
(.169 – .177)
0.25
REF
0 ° – 8 °
(.047)
MAX
0.65
0.09 – 0.20
0.50 – 0.75
(.0256)
0.05 – 0.15
(.0035 – .0079)
(.020 – .030)
BSC
0.195 – 0.30
(.0077 – .0118)
(.002 – .006)
FE28 (EB) TSSOP 0204
TYP
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN MILLIMETERS
(INCHES)
3. DRAWING NOT TO SCALE
4. RECOMMENDED MINIMUM PCB METAL SIZE
FOR EXPOSED PAD ATTACHMENT
*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.150mm (.006") PER SIDE
1941fb
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
23
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