SI9979_04 VISHAY [Vishay Siliconix], SI9979_04 Datasheet - Page 3

• Manufacturer Part Number: SI9979_04
• Description: 3-Phase Brushless DC Motor Controller
• Manufacturer: VISHAY [Vishay Siliconix]

Notes
a.
b.
c.
d.
Notes:
Document Number: 70012
S-41209—Rev. E, 21-Jun-04
SPECIFICATIONS
Protection
Low-Side Undervoltage Lockout
Low-Side Hysteresis
High-Side Undervoltage Lockout
Current Limit
Comparator Input Bias Current
Comparator Threshold Voltage
Comparator Threshold Voltage
Common Mode Voltage
One Shot Pulse Width
One Shot Pulse Width
COMMUTATION TRUTH TABLE
IN
X
X
(60_Spacing)
0
1
1
1
0
0
0
1
1
1
0
0
L
L
L
1
1
0
0
The algebraic convention whereby the most negative value is a minimum and the most positive a maximum.
Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
The reference voltage is not available for external use.
V
A
CAP
Sensors
L. Any valid sensor combination
X. Don’t care
IN
= (V+) + (V
Parameter
X
X
0
0
1
1
1
0
0
0
1
1
1
0
L
L
L
0
0
1
1
B
IN
X
X
0
0
0
1
1
1
0
0
0
1
1
1
L
L
L
1
1
0
0
C
DD
).
IN
(120_Spacing)
1
1
1
0
0
0
1
1
1
0
0
0
X
X
L
L
L
1
1
0
0
A
Sensors
IN
0
0
1
1
1
0
0
0
1
1
1
0
X
X
L
L
L
1
1
0
0
Inputs
B
IN
Symbol
1
0
0
0
1
1
1
0
0
0
1
1
X
X
L
L
L
1
1
0
0
UVLH
C
UVLL
V
V
V
V
I
CM
t
t
IB
TH
TH
p
H
EN
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
1
1
1
1
F/R
X
X
X
X
X
X
X
X
X
1
1
1
1
1
1
0
0
0
0
0
0
Unless Otherwise Specified
Unless Otherwise Specified
BR
K
T
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
1
0
1
T
A
V+ = 20 to 40 V, I
V+ = 20 to 40 V, I
A
R
= −40 to 85_C
R
= 0 to 70_C
T
Test Conditions
Test Conditions
T
= 10 k, C
= 10 k, C
I
S
X
X
X
X
X
X
S
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
+
A, B, C
GT-
T
T
A
= 0 V
1
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
= 0.001 mF
= 0.01 mF
Top Drive
DD
DD
= 0 mA
= 0 mA
GT-
B
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
C Suffix
D Suffix
GT-
C
0
0
0
0
1
1
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
Outputs
GB
Bottom Drive
A
0
0
0
1
1
0
1
1
0
0
0
0
0
1
1
1
0
0
1
0
1
Min
−5
90
85
80
0
8
GB
a
B
1
0
0
0
0
1
0
0
1
1
0
0
0
1
1
1
0
0
1
0
1
V
Limits
Typ
DD
GB
12.2
100
100
100
C
0
1
1
0
0
0
0
0
0
0
1
1
0
1
1
1
0
0
1
0
1
0.8
10
− 3.3
Vishay Siliconix
b
FAULT
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
0
0
0
0
0
0
Max
125
120
110
12
1
a
Conditions
www.vishay.com
Over I in BRK
Si9979
Power Down
Disable
Over I
Brake
Unit
mV
mV
mA
ms
ms
V
V
3