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BM81810MUF-M 데이터시트(PDF) 63 Page - Rohm

부품명 BM81810MUF-M
부품 상세설명  Automotive Panel Power Management IC
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제조업체  ROHM [Rohm]
홈페이지  http://www.rohm.com
Logo ROHM - Rohm

BM81810MUF-M 데이터시트(HTML) 63 Page - Rohm

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TSZ02201-0A3A0AS00510-1-2
© 2020 ROHM Co., Ltd. All rights reserved.
15.May.2020 Rev.001
TSZ22111
• 15 • 001
www.rohm.com
FAULT Block Function
FAULT Function is to inform IC situation to outside.
When the operation is normal, FAULT pin will be High.
When the operation is abnormal, FAULT pin will be Low.
Below are the conditions to have FAULT pin to Low.
I.
Detect UVLO
II.
Start TSD
III. Shutdown by UVP or OCP
IV. Check Sum NG
Fail Register Function
When FAULT PIN is Low, it is possible to confirm which protection circuit is activating by reading Data from Fail Register.
Fail Register will reflect the protection detected circuit at the moment of FAULT=Low
Register Address of Fail Register is 10h.
Fail Register does not have EEPROM writing function.
When VIN UVLO is detected, the data will be deleted.
Figure 104. FAULT Block Diagram
Fail Register
FAULT
LOGIC
UVLO
TSD
Shut Down
by UVP and OCP
Check Sum
I2C
Register
Address
D7
D6
D5
D4
D3
D2
D1
D0
10h
AVDD UVP
VDD UVP
VGH UVP
VGL UVP
Double
Register
Error
AVDD OCP
TSD
Check sum
Error


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