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2916 Datasheet(PDF) 4 Page - Allegro MicroSystems

Part No. 2916
Description  DUAL FULL-BRIDGE PWM MOTOR DRIVER
Download  10 Pages
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Manufacturer  ALLEGRO [Allegro MicroSystems]
Direct Link  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

2916 Datasheet(HTML) 4 Page - Allegro MicroSystems

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2916
DUAL FULL-BRIDGE
MOTOR DRIVER
www.allegromicro.com
3
Limits
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Output Drivers (OUT
A or OUTB)
Motor Supply Range
V
BB
10
45
V
Output Leakage Current
I
CEX
V
OUT = VBB
< 1.0
50
µA
V
OUT = 0
<–1.0
–50
µA
Output Sustaining Voltage
V
CE(sus)
I
OUT = ±750 mA, L = 3.0 mH
45
V
Output Saturation Voltage
V
CE(SAT)
Sink Driver, I
OUT = +500 mA
0.4
0.6
V
Sink Driver, I
OUT = +750 mA
1.0
1.2
V
Source Driver, I
OUT = –500 mA
1.0
1.2
V
Source Driver, I
OUT = –750 mA
1.3
1.5
V
Clamp Diode Leakage Current
I
R
V
R = 45 V
< 1.0
50
µA
Clamp Diode Forward Voltage
V
F
I
F = 750 mA
1.6
2.0
V
Driver Supply Current
I
BB(ON)
Both Bridges ON, No Load
20
25
mA
I
BB(OFF)
Both Bridges OFF
5.0
10
mA
Control Logic
Input Voltage
V
IN(1)
All inputs
2.4
V
V
IN(0)
All inputs
0.8
V
Input Current
I
IN(1)
V
IN = 2.4 V
<1.0
20
µA
V
IN = 0.8 V
– 3.0
–200
µA
Reference Voltage Range
V
REF
Operating
1.5
7.5
V
Current Limit Threshold
V
REF/VSENSE
I
0 = I1 = 0.8 V
9.5
10
10.5
I
0 = 2.4 V, I1 = 0.8 V
13.5
15
16.5
I
0 = 0.8 V, I1 = 2.4 V
25.5
30
34.5
Thermal Shutdown Temperature
T
J
170
°C
Total Logic Supply Current
I
CC(ON)
I
0 = I1 = 0.8 V, No Load
40
50
mA
I
CC(OFF)
I
0 = I1 = 2.4 V, No Load
10
12
mA
Fixed Off-Time
t
off
R
T = 56 kΩ, CT = 820 pF
46
µs
ELECTRICAL CHARACTERISTICS at T
A = +25°C, TJ
≤≤≤≤ 150°C, V
BB = 45 V, VCC = 4.75 V to 5.25 V,
V
REF = 5.0 V (unless otherwise noted).
(at trip point)


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