CMD1668 Ceramate Technical, CMD1668 Datasheet - Page 2
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CMD1668
Manufacturer Part Number
CMD1668
Description
Two-phase Unipolar Drive Brushless Motor Drivers
Manufacturer
Ceramate Technical
Datasheet
1.CMD1668.pdf
(9 pages)
Specifications
Absolute Maximum Ratings at Ta = 25°C
Allowable Operating Ranges
Electrical Characteristics at Ta = 25°C, I
Note: * RD output: CMD1668M, FG output: CMD1667M
Maximum input current
Output voltage
Output current
Output minus current
RD/FG influx current
RD/FG voltage
Allowable power dissipation
Operating temperature
Storage temperature
Input current range
Common-mode input voltage range
Output limit voltage
Output saturation voltage
V
Amplifier input offset voltage
Amplifier input bias current
RD output saturation voltage
FG output saturation voltage
C outflow current
C discharge current
Comparator input threshold voltage
Thermal shutdown current operating temperature
Thermal shutdown circuit hysteresis
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Tel:886-3-3214525
Fax:886-3-3521052
IN
voltage
Two-Phase Unipolar Drive Brushless Motor Drivers
Parameter
Parameter
Parameter
at Ta = 25°C
V
I
Pd max
Symbol
I
Symbol
CC
RD
RD
V
V
I
Topr
Tstg
I
OUT
I
OUT
OM
CC
ICM
max
/I
/V
FG
CMD1668M,CMD1667M
FG
CC
t ≤ 20 ms
CMD1667M, 1668M: Mounted on a printed circuit board
(20
= 10 mA
V
Symbol
V
V
V
Vosat1
Vosat2
Vosat3
∆TSD
V
V
V
FG
TSD
RD
OLM
OLM
V
I
I
I
15
OFF
TH
TH
BA
C
C
IN
1
2
sat
sat
Page 2 of 9
1
2
1
2
1.5 mm
Z1, Z2 open
Z1, Z2 short
I
I
I
I
I
I
Design target value
Design target value
O
O
O
CC
RD
FG
3
, glass epoxy)
= 0.5 A
= 1.0 A
= 1.5 A
= 5 mA*
= 7.0 mA
= 5 mA*
Conditions
Conditions
Conditions
Email: server@ceramate.com.tw
Http: www.ceramate.com.tw
min
–250
–7.0
0.31
0.77
0.42
6.4
2.1
54
31
0.45V
Ratings
0.8V
typ
Rev 1.0 Aug. 23,2004
0.95
1.15
0.44
0 to V
180
1.4
6.7
0.1
0.1
3.0
–55 to +150
57
33
40
IN
IN
–30 to +80
0
Ratings
Ratings
6.0 to 50
Internal
IN
–1.5
200
–50
1.5
0.8
10
30
max
+7.0
0.59
0.83
0.48
1.2
1.5
2.0
7.0
0.3
0.3
3.9
60
35
Unit
Unit
Unit
mA
mA
mA
mA
mV
°C
°C
W
nA
µA
µA
°C
°C
V
A
V
V
V
V
V
V
V
V
V
V
V
V