A3965SLB View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A3965SLB' PDF : 8 Pages View PDF
3965 DMOS Dual Full Bridge
PWM Motor Driver
ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 20V, VDD = 3.0 V, VSENSE = 0.5 V (unless noted otherwise)
Characteristics
Control Logic
Reference Input Current
VREF input voltage range
Reference Divider Ratio
GM Error
Propagation Delay
PWM RC Frequency
Blank Time
Thermal Shutdown Temp.
Thermal Shutdown Hysteresis
UVLO Enable Threshold
UVLO Hysteresis
Symbol Test Conditions
IREF
VREF
VREF/VS
VERR
(Note 3)
tPD
tCOD
fOSC
tBLANK
TJ
∆TJ
VREF = VDD
VREF = 1.5V
VREF = .5V
PWM CHANGE TO SOURCE OFF
PWM CHANGE TO SINK OFF
PWM CHANGE TO SOURCE ON
PWM CHANGE TO SINK ON
DISABLE TO SOURCE ON
DISABLE TO SINK ON
R = 1000pf, C = 20K
R = 1000pf, C = 20K
Rising VDD
Min.
-1
0
-5
-10
–
–
–
–
–
–
300
.8
–
–
0.05
NOTES: 1. Typical Data is for design information only.
2. Negative current is defined as coming out of (sourcing) the specified device pin.
3. VERR =((VREF/6) – VSENSE)/(VREF/6)
Limits
Typ. Max.
Units
0
1
µA
VDD- .1
6
5
%
10
%
150
–
ns
150
–
ns
1000
–
ns
1000
–
ns
200
–
ns
200
–
ns
850 1200
ns
47.4
Khz
1.21
1.6
µs
165
°C
15
–
°C
2.5
2.8
V
0.10
–
V
4
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