MC33289DW Просмотр технического описания (PDF) - Freescale Semiconductor
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MC33289DW Datasheet PDF : 11 Pages
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TYPICAL APPLICATIONS
TYPICAL APPLICATIONS
Battery
VBAT VBAT VBAT VBAT
OUT2
OUT2
5.0 V
Status pull-up
resistors
10 KΩ
Load 2
10 KΩ
ST2
IN2 CHANNEL 2
VBAT VBAT VBAT VBAT
Charge
Pump
Over
Temp
Thermal
Sensor
MCU
IN1
OLDE
ST1
Input
Trigger
U.V.& O.V.
Lockout
Open
Load
Over
Current
GND
Figure 4. MC33289 Typical Application
CHANNEL 1
Table 5. Functional Truth Table
Conditions
IN1
Normal Operating Conditions
L
H
L
H
Overtemperature Channel 1
H
Overtemperature Channel 2
X
Overtemperature Channel 1/Channel 2
H
Open Load Channel 1
L
Open Load Channel 2
X
Overcurrent Channel 1
H
Overcurrent Channel 2
X
Undervoltage Condition
X
Overvoltage Condition
X
L = ‘Low level’; H = ‘High level’; X = ‘don’t care
IN2
OUT1
OUT2
ST1
L
L
L
H
L
H
L
H
H
L
H
H
H
H
H
H
X
L
X
L
H
X
L
H
H
L
L
L
X
H
X
L
L
X
H
H
X
L
X
L
H
X
L
H
X
L
L
H
X
L
L
H
OUT1
OUT1
LOAD
ST2
H
H
H
H
H
L
L
H
L
H
L
H
H
33289
8
Analog Integrated Circuit Device Data
Freescale Semiconductor
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