33982B Datasheet, PDF (2/34 Pages) Freescale Semiconductor, Inc – Single Intelligent High-Current Self-Protected Silicon High-Side Switch (2.0 mohm)

INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
CS
SO
SI
SCLK
FS
IN
RST
WAKE
FSI
VDD
VPWR
V_IC
I_UP
Internal
Regulator
Overvoltage
Protection
Programmable
Selectable Slew
SPI
Switch Delay
0 ms–525 ms
Rate Gate Drive
3.0 MHz
HS
Logic
Selectable Overcurrent
High Detection
150 A or 100 A
Selectable Over-
current Low Detection
Blanking Time
0.15 ms–155 ms
Selectable
Overcurrent
Low Detection
15 A–50 A
I_DWN
R_DWN
Overtemperature
Detection
Programmable
Watchdog
310 ms–2500 ms
V_IC
I_UP
Open Load
Detection
Selectable
Output Current
Recopy
1/5400 or 1/40000
GND
Figure 2. 33982B Simplified Internal Block Diagram
CSNS
33982
2
Analog Integrated Circuit Device Data
Freescale Semiconductor