參數(shù)資料
型號: LTC4280CUFD#PBF
廠商: Linear Technology
文件頁數(shù): 24/28頁
文件大?。?/td> 291K
描述: IC CONTROLLER HOT SWAP QFN-24
標(biāo)準(zhǔn)包裝: 73
類型: 熱交換控制器
應(yīng)用: 通用
內(nèi)部開關(guān):
電源電壓: 2.9 V ~ 15 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 24-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 24-QFN(5x4)
包裝: 管件
LTC4280
24
4280f
 APPLICATIONS INFORMATION
Table 2. CONTROL Register A (00h)Read/Write
BIT
NAME
OPERATION
A7:6    GPIO Con gure
FUNCTION
A6
A7
GPIO PIN
Power Good (Default)
0
0
GPIO = C3
Power Good
0
1
GPIO = C3
General Purpose Output
1
0
GPIO = B6
General Purpose Input
1
1
C6 = GPIO
A5
Test Mode Enable    Enables Test Mode to Disable the ADC; 1 = ADC Disable, 0 = ADC Enable (Default)
A4
Mass Write Enable   Allows Mass Write Addressing; 1 = Mass Write Enabled (Default), 0 = Mass Write Disabled
A3
FET On Control
On Control Bit Latches the State of the ON Pin at the End of the Debounce Delay; 1 = FET On, 0 = FET Off
A2
Overcurrent
Auto-Retry
Overcurrent Auto-Retry Bit; 1 = Auto-Retry After Overcurrent, 0 = Latch Off After Overcurrent
A1
Undervoltage
Auto-Retry
Undervoltage Auto-Retry; 1 = Auto-Retry After Undervoltage (Default), 0 = Latch Off After Undervoltage
A0
Overvoltage
Auto-Retry
Overvoltage Auto-Retry; 1 = Auto-Retry After Overvoltage (Default), 0 = Latch Off After Overvoltage
Table 3. ALERT Register B (01h)Read/Write
BIT
NAME
OPERATION
B7
Reserved
Not Used
B6
GPIO Output
Output Data Bit to GPIO Pin when Con gured as Output. Defaults to 0
B5
FET Short Alert    Enables Alert for FET Short Condition; 1 = Enable Alert, 0 = Disable Alert (Default)
B4
EN State
Change Alert
Enables Alert when EN Changes State; 1 = Enable Alert, 0 Disable Alert (Default)
B3
Power Bad
Alert
Enables Alert when Output Power is Bad; 1 = Enable Alert, 0 Disable Alert (Default)
B2
Overcurrent
Alert
Enables Alert for Overcurrent Condition; 1 = Enable Alert, 0 Disable Alert (Default)
B1
Undervoltage
Alert
Enables Alert for Undervoltage Condition; 1 = Enable Alert, 0 Disable Alert (Default)
B0
Overvoltage
Alert
Enables Alert for Overvoltage Condition; 1 = Enable Alert, 0 Disable Alert (Default)
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