参数资料
型号: A5303SLETR-T
厂商: Allegro Microsystems Inc
文件页数: 5/15页
文件大小: 0K
描述: IC SMOKE DETECTOR PHOTO 20TSSOP
特色产品: A5303 Standard 3V Smoke Detector IC
标准包装: 1
类型: 烟雾探测器
输入类型: 光电
输出类型: 电压
电流 - 电源: 300µA
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 标准包装
其它名称: 620-1346-6
Photoelectric Smoke Detector
with Interconnect, Timer, and Latching Alarm Indicator
A5303
13
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Package ES, 20-Contact QFN
with Exposed Thermal Pad
0.95
C
SEATING
PLANE
C
0.08
21X
20
2
1
2
20
2
1
A
A Terminal #1 mark area
Coplanarity includes exposed thermal pad and terminals
B Exposed thermal pad (reference only, terminal #1
identifier appearance at supplier discretion)
For Reference Only, not for tooling use (reference DWG-2864)
Dimensions in millimeters
Exact case and lead configuration at supplier discretion within limits shown
C
D
C
Reference land pattern layout (reference IPC7351
QFN50P400X400X80-21BM)
All pads a minimum of 0.20 mm from all adjacent pads; adjust as necessary
to meet application process requirements and PCB layout tolerances; when
mounting on a multilayer PCB, thermal vias at the exposed thermal pad land
can improve thermal dissipation (reference EIA/JEDEC Standard JESD51-5)
4.10
0.30
0.50
4.10
0.50 BSC
0.75 ±0.05
0.25 +0.05
–0.07
2.45 +0.10
–0.15
2.45 +0.10
–0.15
0.40 ±0.10
4.00 ±0.10
2.45
B
PCB Layout Reference View
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