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Número de pieza
componentes Descripción
KA2822D Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
KA2822D
3-Phase BLDC Motor Driver
Fairchild Semiconductor
KA2822D Datasheet PDF : 15 Pages
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KA2822D
Electrical Characteristics
(Ta=25
°
C, V
CC
=5V)
Parameter
SUPPLY CURRENT
Supply current 1
Supply current 2
CHIP ENABLE
Input current
Input low voltage
Input high voltage
RPM SELECT
Input current
Input low voltage
Input high voltage
HALL AMP
Input resistance
note
Common mode input voltage range
note
Differential input voltage range
note
START-UP
Hall bias voltage 1
Hall bias voltage 2
Reference voltage
Bias off current
OUTPUT AMP
Leakage current
Saturation voltage 1
Saturation voltage 2
BUFFER & CONTROL AMP
Voltage gain 1
note
Reference voltage 1
note
Reference voltage 2
note
Notes:
Reference value
Symbol
Conditions
Min. Typ. Max. Units
I
CCO
I
CC
V
CC
=6.5V
CE=H, RPM=L
V
CC
=6.5V, CE=L
- 1.0 2.0 mA
-
15 23 mA
I
CE
I
CE1
I
CEH1
CE=0~5V
-
-
-
5
10
µ
A
-
-
1.0
V
3.5
-
-
V
I
RPM
V
RPM1
V
RPMH
CE=0~5V
-
-
-
5
10
µ
A
-
-
1.0
V
3.5
-
-
V
RI
N
V
COM
V
DIF
-
1
10
-
k
Ω
-
2.0
- V
CC
V
-
100 - 420 mV
PP
V
HB1
V
HB2
Vref
I
HOFF
I
H
=4mA, CE=L
I
H
=10mA, CE=L
I
O
=1mA, CE=L
V
H
=7V, CE=H
2.3 2.5 2.7
V
2.7 2.9 3.1
V
1.7 2.2 2.7
V
-
5
10
µ
A
I
CER
Vsat1
Vsat2
-
I
O
=0.35A
I
O
=0.7A
-
0.5 1
mA
-
1.0 1.2
V
-
1.3 1.8
V
G
CT1
Vref1
Vref2
-
-
−
11 -
dB
Current limiter voltage 0.205 0.208 0.210 V
Control begin voltage
- 0.69 -
V
9
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