MC33984CHFKR2 Freescale Semiconductor, MC33984CHFKR2 Datasheet - Page 3

• Manufacturer Part Number: MC33984CHFKR2
• Description: Power Switch ICs - Power Distribution Dual 4mOhms smart
• Manufacturer: Freescale Semiconductor

Specifications of MC33984CHFKR2

• Rohs: yes
• On Resistance (max): 4 mOhms
• On Time (max): 100 us
• Off Time (max): 500 us
• Operating Supply Voltage: 6 V to 27 V
• Maximum Operating Temperature: + 125 C
• Package / Case: PQFN-16
• Minimum Operating Temperature: - 40 C

Analog Integrated Circuit Device Data
Freescale Semiconductor
IN[0:1]
WAKE
SCLK
RST
FSI
SO
CS
FS
SI
I
DWN
I
UP
3.0 MHz
VDD
Programmable
310–2500 ms
SPI
Watchdog
R
DWN
Figure 2. 33984 Simplified Internal Block Diagram
Logic
INTERNAL BLOCK DIAGRAM
Regulator
Internal
V
current Low Detection
IC
Over-temperature
Programmable
Selectable Over-
0 –525 ms
Switch Delay
I
Blanking Time
UP
0.15–155 ms
Detection
V
GND
IC
Selectable Over-current
High Detection
100A or 75A
Selectable Over-current
Rate Gate Drive
Selectable Slew
Low Detection
Open Load
Over-voltage
Detection
7.5 –25 A
Protection
1/20500 or 1/41000
Output Current
INTERNAL BLOCK DIAGRAM
Selectable
Recopy
CSNS
VPWR
HS1
HS0
HS0
HS1
33984
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