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MAX16946 Datenblatt(PDF) 4 Page - Maxim Integrated Products

Teilenummer MAX16946
Bauteilbeschribung  Remote Antenna, Current-Sense and LDO/Switches
PDF  21 Pages
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Hersteller  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX16946 Datenblatt(HTML) 4 Page - Maxim Integrated Products

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Maxim Integrated
Remote Antenna, Current-Sense and
LDO/Switches
MAX16946/MAX16947
ELECTRICAL CHARACTERISTICS (continued)
(VIN = 12V, VGND = 0V, TA = -40NC to +105NC, unless otherwise noted. Typical values are at TA = TJ = +25NC.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OLT Input Bias Current
IOLT
VOLT = 1.05V, TA = +25NC
-0.5
+0.5
F
A
VOLT = 1.05V, TA = +105NC
0
Initial Open-Load Blanking
Time
tOL
A switched open load is blanked for tOL
100
ms
Open-Load Glitch Immunity
tOL_GLITCH
IOUT < IOL
10
100
F
s
Current-Limit Comparator
Input Common-Mode Range
VLIM_CMR
If VLIM is derived from REF then maximum
voltage at LIM is 3V (Note 2)
1.7
3.65
V
Current-Limit Comparator
Input Offset Voltage
VLIM_OS
VLIM = 2.675V
-80
0
+80
mV
LIM Input Bias Current
ILIM_BIAS
VLIM = 2.675V, TA = +25NC
-0.5
+0.5
F
A
VLIM = 2.675V, TA = +105NC
0
Short-Circuit AOUT Voltage
Threshold
VSC
Rising VAOUT at which the SC output
asserts low, hysteresis of 40mV,
4.5V < VIN < 18V
1.65
1.7
1.75
V
Short-Circuit Current
Blanking Time
tBLANK
IOUT > ISC
100
ms
Delay Time Before Retry
After Short-Circuit Current
Turn-Off
tRETRY
IOUT > ISC
1100
ms
IN Overvoltage Lockout
Threshold
VOVLO
VIN rising, hysteresis = 0.5V (typ)
19
21
23
V
Short-to-BAT Threshold in
Off-State
VOUT_BAT
Short to battery detected when VOUT - VIN
> VOUT_BAT
0
250
500
mV
Reverse-Current Detection
Level
VREV
Power switch on (SW or LDO mode), VREV
= VIN - VSENS, VREV = -9.6mV produces
VAOUT = 150mV, VREV = -5.7mV
produces VAOUT = 250mV
-9.6
-5.7
mV
Reverse-Current Shutdown
Time
tSD_REV
Delay to shut down switch or LDO after
VREV exceeds -7.7mV (typ), TA = +25NC
5
F
s
Feedback Voltage Out of
Range
VFB_ERR
LDO mode
1.12
1.28
V
Reverse-Current Blanking
Time for Short-Circuit Events
tREV_BLANK
Switching on and off into a temporary load
(short-circuit events)
16
ms
OVERTEMPERATURE PROTECTION
Thermal Shutdown Threshold
TSHDN
+170
N
C
Thermal Shutdown
Hysteresis
THYST
15
N
C
LOGIC
SC, OL Output-Voltage Low
VOL
Sinking current = 1mA
0.4
V
SC, OL Open-Drain Leakage
Current
ISC_LEAK,
IOL_LEAK
SC, OL not asserted, VSC = VOL = 5V,
TA = +25NC
1
F
A



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