SENSITRON
SEMICONDUCTOR
DATASHEET 4062
PART NUMBER: UC1625L REV. A
UC1625L
BRUSHLESS DC MOTOR CONTROLLER
DESCRIPTION:
INTEGRATED CIRCUIT ELECTRICALLY EQUIVALENT TO Unitrode UC1625L
PACKAGE:
HERMETIC CERAMIC 28 PIN LEADLESS CHIP CARRIER
ABSOLUTE MAXIMUM RATINGS
V
CC
Supply Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +20V
Pwr V
CC
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . +20V
PWM In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 6V
E/A IN(+), E/A IN(–) . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 12V
I
SENSE1
, I
SENSE2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . –1.3 to 6V
OV–Coast, Dir, Speed-In, S
START
, Quad Sel . . . . . . –0.3 to 8V
H1, H2, H3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 12V
PU Output Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 50V
PU Output Current . . . . . . . . . . . . . . . . . . +200 mA continuous
PD Output Current . . . . . . . . . . . . . . . . . .
±200
mA continuous
E/A Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . .
±10
mA
I
SENSE
Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . –10 mA
Tach Out Output Current . . . . . . . . . . . . . . . . . . . . . . . .
±10
mA
V
REF
Output Current . . . . . . . . . . . . . . . . . . –50 mA continuous
Operating Temperature Range . . . . . . . . . . . . . –55°C to 110°C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
PINOUT
E/A In (+)
15
Vref
16
Isense
17
Isense 1
18
Isense 2
19
Dir
20
Speed-In
21
H1
22
H2
23
H3
24
PWR Vcc
25
PDC
26
PDB
27
PBA
28
E/A In (-)
E/A Out
PWM In
RC-Osc
Sstart
OV-Coast
Quad Sel
RC-Brake
Tach-Out
Vcc
PUA
PUB
PUC
Gnd
ELECTRICAL CHARACTERISTICS:
Unless otherwise stated, these specifications apply for: T
A
= 25
0
C; Pwr V
CC
= V
CC
= 12V;
R
OSC =
20k to V
REF
; C
OSC
= 2nF; R
TACH
= 33k; C
TACH
= 10nF; and all outputs unloaded. T
A
= T
J.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Overall
Supply current*
Over Operating Range
14.5
30.0
mA
V
CC
Turn-On Threshold*
Over Operating Range
8.65
8.95
9.45
V
V
CC
Turn-Off Threshold*
Over Operating Range
7.75
8.05
8.55
V
Overvoltage/Coast
OV-Coast Inhibit Threshold*
Over Operating Range
1.65
1.75
1.85
V
OV-Coast Restart Threshold*
1.55
1.65
1.75
V
OV-Coast Hysteresis
0.05
0.10
0.15
V
OV-Coast Input Current
–10
–1
0
µA
Logic Inputs
H1, H2, H3 Low Threshold
Over Operating Range
0.8
1.0
1.2
V
H1, H2, H3 High Threshold
Over Operating Range
1.6
1.9
2.0
V
H1, H2, H3 Input Current
Over Operating Range, to 0V
-400
-250
–120
µA
Quad Sel, Dir Thresholds
Over Operating Range
0.8
1.4
2.0
V
Quad Sel Hysteresis
70
mV
Dir Hysteresis
0.6
V
Quad Sel Input Current
30
50
150
µA
Dir Input Current
30
–1
30
µA
PWM Amp/Comparator
E/A In(+), E/A In(–) Input Current*
To 2.5V
–5.0
–0.1
5.0
µA
PWM In Input Current
To 2.5V
0
3
30
µA
Error Amp Input Offset*
0V < V
COMMON-MODE
< 3V
–10
10
mV
Error Amp Voltage Gain
70
90
dB
E/A Out Range
0.25
3.50
V
S
START
Pull-up Current
To 0V
–16
–10
–5
µA
•
221 West Industry Court Deer Park, NY 11729-4681 Phone (631) 586 7600 Fax (631) 242 9798
•
•
World Wide Web Site - www.sensitron.com
•
E-Mail Address - sales@sensitron.com
•
SENSITRON [ SENSITRON ]
