MC33580 Datasheet, PDF (2/38 Pages) Freescale Semiconductor, Inc – Quad High-Side Switch (Quad 15 mΩ)

BLOCK DIAGRAM
CS
SCLK
SO
SI
RST
WAKE
FS
IN0
IN1
IN2
IN3
FSI
TEMP
BLOCK DIAGRAM
VDD
I_UP
V_IC
Internal
Regulator
VPWR
Over /Undervoltage
Protection
V_IC
I_DWN
SPI
3.0 MHz
Logic
R_DWN
I_DWN
Programmable
V_IC
Watchdog
279 ms–2250 ms
Selectable Slew
Rate Gate Drive
Selectable Overcurrent
High Detection
HS[0:3]: 70 A or 100 A
Selectable Over-
current Low Detection
Blanking Time
0.15 ms–155 ms
Open Load
Detection
Overtemperature
Detection
Selectable Over-
current Low Detection
HS[0:3]: 4.8 A–18.2 A
HS0
HS1
HS2
HS0
HS1
HS2
Temperature
Feedback
HS3
HS3
Selectable Output Current
Recopy (Analog MUX)
HS[0:3]: 1/13000 or 1/38000
GND
Figure 2. 33580 Simplified Internal Block Diagram
CSNS
33580
2
Analog Integrated Circuit Device Data
Freescale Semiconductor