LTC4280IUFD#TR Linear Technology, LTC4280IUFD#TR Datasheet - Page 24

• Manufacturer Part Number: LTC4280IUFD#TR
• Manufacturer: Linear Technology

Specifications of LTC4280IUFD#TR

• Lead Free Status / Rohs Status: Supplier Unconfirmed

LTC4280
APPLICATIONS INFORMATION
Table 2. CONTROL Register A (00h)—Read/Write
BIT
A7:6
A5
A4
A3
A2
A1
A0
Table 3. ALERT Register B (01h)—Read/Write
BIT
B7
B6
B5
B4
B3
B2
B1
B0
24
NAME
GPIO Confi gure
Test Mode Enable
Mass Write Enable Allows Mass Write Addressing; 1 = Mass Write Enabled (Default), 0 = Mass Write Disabled
FET On Control
Overcurrent
Auto-Retry
Undervoltage
Auto-Retry
Overvoltage
Auto-Retry
NAME
Reserved
GPIO Output
FET Short Alert
EN State
Change Alert
Power Bad
Alert
Overcurrent
Alert
Undervoltage
Alert
Overvoltage
Alert
OPERATION
Not Used
Output Data Bit to GPIO Pin when Confi gured as Output. Defaults to 0
Enables Alert for FET Short Condition; 1 = Enable Alert, 0 = Disable Alert (Default)
Enables Alert when EN Changes State; 1 = Enable Alert, 0 Disable Alert (Default)
Enables Alert when Output Power is Bad; 1 = Enable Alert, 0 Disable Alert (Default)
Enables Alert for Overcurrent Condition; 1 = Enable Alert, 0 Disable Alert (Default)
Enables Alert for Undervoltage Condition; 1 = Enable Alert, 0 Disable Alert (Default)
Enables Alert for Overvoltage Condition; 1 = Enable Alert, 0 Disable Alert (Default)
OPERATION
Enables Test Mode to Disable the ADC; 1 = ADC Disable, 0 = ADC Enable (Default)
On Control Bit Latches the State of the ON Pin at the End of the Debounce Delay; 1 = FET On, 0 = FET Off
Overcurrent Auto-Retry Bit; 1 = Auto-Retry After Overcurrent, 0 = Latch Off After Overcurrent
Undervoltage Auto-Retry; 1 = Auto-Retry After Undervoltage (Default), 0 = Latch Off After Undervoltage
Overvoltage Auto-Retry; 1 = Auto-Retry After Overvoltage (Default), 0 = Latch Off After Overvoltage
FUNCTION
Power Good (Default)
Power Good
General Purpose Output
General Purpose Input
A6
0
0
1
1
A7
0
1
0
1
GPIO PIN
GPIO = C3
GPIO = C3
GPIO = B6
C6 = GPIO
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