参数资料
型号: BD4153FV-E2
厂商: Rohm Semiconductor
文件页数: 16/20页
文件大小: 0K
描述: IC PWR MGMT SWITCH 24SSOP
标准包装: 2,000
应用: LDO(线性),带复位功能
输入电压: 4.5 V ~ 5.5 V
输出数: 2
输出电压: 3.3V,可调
工作温度: -30°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.209",5.30mm 宽)
供应商设备封装: 24-SSOP
包装: 带卷 (TR)
BD4153FV,BD4153EFV
● Power Dissipation
◎ BD4153FV
[W]
◎ BD4153EFV
[W]
Technical Note
1.4
1.2
1.025W
Mounted on board
70mm×70mm×1.6mm Glass-epoxy PCB
θ j-a=122.0 ℃ /W
5
4
④ 4.0W
measure : TH-156 ( Kuwano-Denki )
measure condition : Rohm Standard Board
PCB size : 70mm×70mm×1.6mmt
(PCB with Thermal Via)
PCB ①: Single-layer substrate
( substrate surface copper foil area:0mm×0mm )
1.0
PCB ②: Double-layer substrate
( substrate surface copper foil area:15mm×15mm )
0.8
0.787W
Without heat sink.
θ j-a=158.7 ℃ /W
3
③ 2.8W
PCB ③: Double-layer substrate
( substrate surface copper foil area:70mm×70mm )
PCB ④: Fourth-layer substrate
( substrate surface copper foil area:70mm×70mm )
0.6
2
PCB ①: θ ja=113.6 ℃ /W
0.4
100 ℃
1
② 1.7W
① 1.1W
PCB ②: θ ja=43.5 ℃ /W
PCB ③: θ ja=44.6 ℃ /W
PCB ④: θ ja=31.3 ℃ /W
0.2
0
0
25
50
75
100
125
150
0
25
50
75
100
125
150
Ambient Temperature (Ta)
[ ℃ ]
Ambient Temperature (Ta)
[ ℃ ]
www.rohm.com
? 2010 ROHM Co., Ltd. All rights reserved.
16/17
2010.04 - Rev.B
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