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NCP45492 Datasheet(PDF) 2 Page - ON Semiconductor

Part # NCP45492
Description  26V, 4-Channel Voltage Bus and 4-Channel High-Side Current Shunt Monitor
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP45492 Datasheet(HTML) 2 Page - ON Semiconductor

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NCP45492
www.onsemi.com
2
Table 1. PIN DESCRIPTION
Pin
Name
I/O
Function
2, 5, 12, 15
SH_IN_Px
AI
Shunt Resistor Sense +, High Voltage
1, 4, 13, 16
SH_IN_Nx
AI
Shunt Resistor Sense −, High Voltage
32, 7, 10, 17
SH_Ox
AO
Shunt Voltage Gain Set / Filter, Current Output
3, 6, 11, 14
BS_INx
AI
Bus Voltage Sense, High Impedance Input
20
DIFF_OUT_P
AO
Differential Output, Positive
19
DIFF_OUT_N
AO
Differential Output, Negative
22
CM_REF_IN
AI
Common−Mode Reference for Differential Output
29
MUX_SEL
DI
Multiplexer Select Input
24
BS_REF
AI
Bus OK Reference Input
30
BS_OK
DO
Bus OK output (open−drain; high impedance = BUS OK)
28
ENABLE
DI
Device Enable. When high, places device in low−power state
23
BG_REF_OUT
AO
Buffered Bandgap Voltage Output
9
GND_FET
AO
Low−side GND ref for resistor dividers (open drain type)
25
SKIP
DI
Skip Function control (see description)
26
MODE_SEL
AI
Multi−level Input for single−device, device A, or device B modes
8, 18, 21,31
NC
Pins must be floated
27
VCC
PWR
Device Power
PAD
GND
GND
Device Ground
Table 2. MAXIMUM RATINGS
Rating
Pins
Condition
Symbol
Value
Unit
Supply Voltage Range
VCC
GND = 0 V
VCC
−0.3 to 5.5
V
Shunt Input Voltage Range
SH_IN_Px, SH_IN_Nx
GND = 0 V
VSH_IN_X
−0.3 to 30
V
Bus Input Voltage Range
BS_INx
GND = 0 V
VBS_IN
−0.3 to 30
V
Grounding FET Range
GND_FET
GND = 0 V
VGND_FET
−0.3 to 30
V
Shunt Output Voltage Range
SH_Ox
GND = 0 V
VSH_Ox
−0.3 to 5.5
V
Digital Input Voltage Range
MUX_SEL, ENABLE, SKIP,
MODE_SEL
GND = 0 V
VEN
−0.3 to 5.5
V
Low Voltage I/O Range
BS_REF, CM_REF_IN,
MODE_SEL, DIFF_OUT_P,
DIFF_OUT_N, BS_OK,
BG_REF_OUT
GND = 0 V
VLV
−0.3 to 5.5
V
Thermal Resistance, Junction−to−Air
RqJA
40
°C/W
Thermal Resistance, Junction−to−Case
(VIN Paddle)
RqJC
5
°C/W
Operating Temperature Range
TA1
−40 to 105
°C
Functional Temperature Range
TA2
−40 to 125
°C
Maximum Junction Temperature
TJ
125
°C
Storage Temperature Range
TSTG
−40 to 150
°C
Lead Temperature, Soldering (10 sec.)
TSLD
260
°C
Moisture Sensitivity Level
MSL
1
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.


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