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ACT4911 Datasheet(PDF) 7 Page - Qorvo, Inc

Part # ACT4911
Description  Power Loss Protection with 6A eFuse
PDF  33 Pages
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Manufacturer  QORVO [Qorvo, Inc]
Direct Link  https://www.qorvo.com/
Logo QORVO - Qorvo, Inc

ACT4911 Datasheet(HTML) 7 Page - Qorvo, Inc

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Data Sheet Rev. C, August 2021 | Subject to change without notice
7 of 33
www.qorvo.com
ACT4911
Power Loss Protection with 6A eFuse
®
SYSTEM CHARACTERISTICS
(VIN = 5V, TA = 25°C, unless otherwise specified)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
Input Supply
Input Supply Voltage Range
VIN
2.7
8
V
Input Supply Power On Reset (Internal)
VIN Rising
2.53
V
Input Supply Power On Reset
Hysteresis (Internal POR)
VIN Falling
90
mV
Input Supply Over Voltage Lock Out (OVLO)
9.5
V
Input Under Voltage Lock Out (UVLO)
VIN Rising (Boost/eFuse Enabled)
2.65
2.7
V
Input UVLO Hysteresis
VIN Falling
50
mV
Input Operation Current
eFuse Enabled and Soft start completed
Buck/Storage Regulator Disabled
ADC Disabled
Storage Health Check Disabled
3
mA
eFuse Enabled and Soft start completed
Buck/Storage Regulator Disabled
ADC Enabled
Storage Health Check Disabled
5.5
mA
Input Current (Shutdown)
VEN=0V
470
µA
Thermal
Thermal Warning
Sets nIRQ
120
°C
Thermal Shutdown – Disables buck and boost
145
°C
Thermal Shutdown – Disables eFuse
155
°C
Thermal Comparators Hysteresis
15
°C
SET Thresholds
BSET Current Source
BSET = 1.0V (25°C)
19.6
20
20.4
µA
BSET Current Source Temperature Coefficient BSET = 1.0V (25°C - 125°C)
0.011
%/°C
STR Thresholds
Input Under Voltage Lock Out (STR_UVLO)
STR Falling
3.6
V
STR Rising
4.0
V
Open Drain Outputs
Switch Maximum Voltage Range
(nIRQ,PG_STR, SDA)
0
5
V
Switch resistance (nIRQ,PG_STR, SDA)
Sinking Current 500µA
100
Ω
Enable Thresholds
Under Voltage Reference
UV REF after POR release
(-40°C ~ 125°C)
0.63
0.64
0.65
V
Overvoltage Reference Programmable Range
OV REF after POR release
0.92
V
EN Deglitch Time
EN UV Rising or OV Falling
(0ms turn-on delay)
1
ms
Hysteresis for Reference
17
mV



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