MC33981ABHFKR2 Freescale Semiconductor, MC33981ABHFKR2 Datasheet - Page 4

• Manufacturer Part Number: MC33981ABHFKR2
• Description: Power Switch ICs - Power Distribution HF 4.0MOHM RDSON SWITCH
• Manufacturer: Freescale Semiconductor

Specifications of MC33981ABHFKR2

• Rohs: yes
• Number Of Outputs: 1
• On Resistance (max): 6 mOhms
• Operating Supply Voltage: 6 V to 27 V
• Supply Current (max): 12 A
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: PQFN-16
• Minimum Operating Temperature: - 40 C
• Output Current: 40 A

Table 2. PIN DEFINITIONS
4
33981
PIN CONNECTIONS
Number
Descriptions of the pins listed in the table below can be found in the Functional Description section located on
15, 16
Pin
10
11
12
13
14
1
2
3
4
5
6
7
8
9
Pin Name
CBOOT
VPWR
CSNS
TEMP
CONF
OCLS
INHS
INLS
GND
GLS
OUT
DLS
EN
SR
FS
Function
Reports
Reports
Reports
Ground
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Pin
Output Current Monitoring
Temperature Feedback
Positive Power Supply
Serial Input High Side
Serial Input Low Side
Bootstrap Capacitor
Configuration Input
Low Side Overload
Slew Rate Control
Drain Low Side
Low Side Gate
Formal Name
(Active High)
(Active Low)
Fault Status
Ground
Enable
Output
Package Transparent Top View
PIN CONNECTIONS
Figure 3. Pin Connections
OUT
15
VPWR
GND
13
14
This pin is used to generate a ground-referenced voltage for the
microcontroller (MCU) to monitor output current.
This pin is used by the MCU to monitor board temperature.
This pin is used to place the device in a low-current Sleep mode.
This input pin is used to control the output of the device.
This pin monitors fault conditions and is active LOW.
This pin is used to control an external low side N-channel MOSFET.
This input manages MOSFET N-channel cross-conduction.
This pin sets the V
This pin is the drain of the external low side N-channel MOSFET.
This output pin drives the gate of the external low side N-channel
MOSFET.
This pin controls the output slew rate.
This pin provides the high pulse current to drive the device.
This is the ground pin of the device.
This pin is the source input of operational power for the device.
These pins provide a protected high side power output to the load
connected to the device.
OUT
16
DS
protection level of the external low side MOSFET.
Analog Integrated Circuit Device Data
Definition
Freescale Semiconductor
page
15.