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参数资料
| 型号： | TPS65230A2DCA |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO48 |
| 封装： | GREEN, HTSSOP-48 |
| 文件页数： | 15/29页 |
| 文件大小： | 1195K |
| 代理商： | TPS65230A2DCA |
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SLVSA10A – SEPTEMBER 2009 – REVISED SEPTEMBER 2009.................................................................................................................................... www.ti.com
STATUS Register (STATUS1), Address - 0X02H
DATA BIT
D7
D6
D5
D4
D3
D2
D1
D0
FIELD NAME
BOR
TSD
HOT
UVLO
UVLOB
UVLOU
USBFLG1
USBFLG2
READ/WRITE
R
RESET
0
VALUE
FIELD NAME
BIT DEFINITION(1)
BOR
Brownout. This bit is set whenever the input voltage drops below 9.3 V.
TSD
Thermal shutdown
HOT
Thermal shutdown early warning
UVLO
VIN under-voltage lockout
UVLOB
VINB under-voltage lockout
UVLOU
VINU under-voltage lockout
USBFLG1
USB fault flag (channel1)
USBFLG2
USB fault flag (channel2)
(1)
All status bits are cleared after register read access. INT output pin will go high-impedance (open drain output) after STATUS1 and
STATUS2 register have been read and / or all flags have been reset.
STATUS Register (STATUS2), Address - 0X03H
DATA BIT
D7
D6
D5
D4
D3
D2
D1
D0
FIELD NAME
Not used
BCK1_UVD
BCK2_UVD
BCK3_UVD
BCK1_PG
BCK2_PG
BCK3_PG
READ/WRITE
R
RESET
0
VALUE
FIELD NAME
BIT DEFINITION(1)
BCK1_UVD
Under voltage detect, BUCK1
BCK2_UVD
Under voltage detect, BUCK2
BCK3_UVD
Under voltage detect, BUCK3
BCK1_PG
Power Good, BUCK1
BCK2_PG
Power Good, BUCK2
BCK3_PG
Power Good, BUCK3
(1)
Bits [5:3] are cleared after register read access. INT output pin will go high-impedance (open drain output) after STATUS1 and
STATUS2 register have been read and / or all flags have been reset.
22
Copyright 2009, Texas Instruments Incorporated
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