Apogee DDX-2060 Manuel - Sayfa 3

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Electrical Characteristics (continued)
SYMBOL
PARAMETER
High logic input voltage on PWRDN,
V
IH
TRISTATE pins
V
,
PWM
Low logic input voltage on INLA, INLB,
IL
Inputs
INRA, INRB pins
V
,
PWM
High logic input voltage on INLA, INLB,
IH
Inputs
INRA, INRB pins
I
Output Sink Current, FAULT, TWARN pins
fault
P
min
Minimum output pulse width
w
Note 4: Characteristics are for the DDX-2050 power device driven by either the DDX-2000 or DDX-4100(A) processor.
Note 5: Characteristics are for the DDX-2050 power device driven by DDX-8000 processor.
Logic Truth Table
TRISTATE
InxA
0
X
1
0
1
0
1
1
1
1
DDX-2050 Pin Function Description
PWM Inputs
29
30
31
32
Control/Miscellaneous
Pin Name
Pin No.
25
26
27
28
CONFIG
24
[Note 7]
NC
18
Note 6: FAULT and TWARN outputs are open-drain
Note 7: Connect CONFIG Pin 24 to VREG1 Pins 21,22 to implement single bridge operation for high current.
Pin
Pin No.
Name
16, 17
10, 11
8, 9
2, 3
Note 8: DDX outputs are bridged. The outputs OUTPx produce signals in phase with the input.
PRELIMINARY
129 Morgan Drive, Norwood, MA 02062
CONTROLLED DOCUMENT: P_903-000030_Rev00 Data Sheet, DDX-2050.doc DRN: PRELIMINARY
INxB
OUTPx
X
OFF
0
GND
1
GND
0
VCC
1
VCC
Description
Left A logic input signal
Left B logic input signal
Right A logic input signal
Right B logic input signal
Description
Power Down (0=Shutdown, 1= Normal).
Tri-State (0=All MOSFETS Hi-Z, 1=Normal).
Fault output indicator; Overcurrent, Overvoltage or Overtemperature
(0=Fault, 1=Normal).
Thermal warning output
>= 130°C, 1=Normal).
J
Configuration (0=Normal, 1=Parallel operation for mono).
Do not connect.
Description
Left output, positive reference
Left output, negative reference
Right output, positive reference
Right output, negative reference
Specifications are subject to change without notice.
voice: (781) 551-9450
CONDITION
MIN
V
= 2.7V
L
V
= 3.3V
L
V
= 5.0V
L
1.05
V
= 2.7V
L
1.35
V
= 3.3V
L
V
= 5.0V
2.2
L
V
= 2.7V
L
V
= 3.3V
L
V
= 5.0V
L
Fault Active
No load
OUTNx
OUTPUT MODE
OFF
Hi-Z
GND
DAMPED
VCC
NEGATIVE
GND
POSITIVE
VCC
Not Used
fax: (781) 440-9528
DDX-2050
TYP
MAX
UNIT
1.5
1.7
1.85
1.65
1.95
2.8
1
70
150
PRELIMINARY
V
V
V
mA
ns
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