參數(shù)資料
型號: BD9251FV-E2
廠商: Rohm Semiconductor
文件頁數(shù): 8/11頁
文件大?。?/td> 0K
描述: IC PREAMP HBD PIR SENSOR 14-SSOP
標(biāo)準(zhǔn)包裝: 1
類型: 前置放大器
輸入類型: 電壓
輸出類型: 電壓
電流 - 電源: 300µA
安裝類型: 表面貼裝
封裝/外殼: 14-LSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 14-SSOP
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: BD9251FV-E2DKR
Technical Note
6/8
BD9251FV
www.rohm.com
2011.10 - Rev.A
2011 ROHM Co., Ltd. All rights reserved.
Timing chart ( When using dual type pyro sensor )
Left
Right
Left
Right
Time axis
A1P_IN
(Pyro sensor output)
Pyro sensor output)
A2_OUT
(Analog output)
VREF_H side
Comparator output
VREF_L side
Comparator output
D_OUT
T_OUT
VREF_H
VREF_L
Pyro sensor
VREF_H
VREF_L
Pyro sensor
LH
H
L
Sensor Part
1
2
Sensor Part
1
2
When using dual type pyro sensor , it’s possible to detect the direction of movement by checking the switch of T_out signal at D_out=H.
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