MC33981BHFK Freescale Semiconductor, MC33981BHFK Datasheet - Page 10

• Manufacturer Part Number: MC33981BHFK
• Description: HF 4.0MOHM RDSON SWITCH
• Manufacturer: Freescale Semiconductor

Table 5. Dynamic Electrical Characteristics
noted reflect the approximate parameter mean at T
CONTROL INTERFACE AND POWER OUTPUT TIMING (CBOOT, VPWR)
Notes
10
33981
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Charge Blanking Time (CBOOT)
Output Rising Slew Rate
Output Falling Slew Rate
Output Turn-ON Delay Time
Output Turn-OFF Delay Time
Input Switching Frequency
Output PWM ratio at 60 kHz
Time to Reset Fault Diagnosis
(overload on high side or external low side)
Output Over-current Detection Time
13.
14.
15.
16.
17.
Characteristics noted under conditions 6.0 V  V
V
R
V
R
V
V
PWR
PWR
PWR
PWR
L
L
= 5.0 
= 5.0 
The MC33981 fully operates down to DC. To reset a latched Fault the INHS pin must go low for the “Time to reset Fault Diagnosis”
(t
Values for CBOOT=100 nF. Refer to
Turn-ON delay time measured from rising edge of INHS that turns the output ON to V
Turn-OFF delay time measured from falling edge of INHS that turns the output OFF to V
The ratio is measured at V
RSTDIAG
= 13 V, from 10% to 90% of V
= 13 V, from 90% to 10% of V
= 13 V, SR Capacitor = 4.7 nF
= 13 V, SR Capacitor = 4.7 nF
).
(13)
Characteristic
(17)
(15)
(16)
(14)
OUT
= 50% V
OUT,
OUT,
DYNAMIC ELECTRICAL CHARACTERISTICS
Sleep Mode on page
SR Capacitor = 4.7 nF, 
SR Capacitor = 4.7 nF, 
PWR
without SR capacitor. The device is capable of 100% duty cycle.
A
PWR
= 25 C under nominal conditions, unless otherwise noted.
 27 V, -40 C  T
16. Parameter is guaranteed by design and not production tested.
t
t
Symbol
RSTDIAG
t
DLYOFF
R
DLYON
f
t
SR
SR
t
PWM
OCH
PWM
ON
R
F
A
 125 C, unless otherwise noted. Typical values
OUT
OUT
Min
200
500
100
8.0
8.0
5.0
1.0
10
–
= 0.5 V with R
= V
Analog Integrated Circuit Device Data
PWR
-0.5 V with R
1000
Typ
400
200
25
16
16
20
10
–
L
= 5.0  resistive load.
Freescale Semiconductor
L
= 5.0  resistive load.
1500
Max
700
400
50
35
35
60
95
20
Unit
V/s
V/s
kHz
s
ns
ns
s
s
%