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