SLA7020M Sanken Electric Co., Ltd., SLA7020M Datasheet

no-image

SLA7020M

Manufacturer Part Number
SLA7020M
Description
PWM Unipolar Stepper Motor Driver IC
Manufacturer
Sanken Electric Co., Ltd.
Datasheet
Unipolar Driver ICs
SLA7020M
SLA7021M
Ratings
Absolute
Motor supply FET output
maximum
Voltage
breakdown
ratings
(V)
Type No.
V
CC
SLA7020M
46
SLA7021M
Characteristics
(1) DC Characteristics
Electrical
Control
Control
charac-
current
voltage
teristics
(mA)
(V)
(7020M) I
V
= 30V
S
(7021M) I
I
V
S
S
Type No.
min typ
max min
typ max
SLA7020M
5.5 10
15
10
19
30
SLA7021M
(2) AC Characteristics
Electrical
FET diode
charac-
forward voltage
teristics
(V)
(7020M) I
= 1A
SD
(7021M) I
= 3A
SD
V
T
SD
r
Type No.
min
typ
max
min typ max min typ max min typ
SLA7020M
1.1
0.5
SLA7021M
2.3
12
WITH MOSFETs
Control
TTL input
Reference
voltage
voltage
voltage
voltage
(V)
(V)
(V)
(V)
V
V
V
V
DS
S
IN
REF
100
32
7
2
FET turn-on voltage
FET drain
TTL input
leak current
current
(V)
(mA)
( A)
=1A, V
=14V
V
= 100V
V
= 2.4V
D
S
DSS
IH
=3A, V
=14V
V
= 30V
V
= 30V
D
S
S
S
V
I
I
DS
DSS
IH
min
typ
max
min typ max min typ max min typ
0.6
4
40
0.85
Switching time
( s)
V
= 24V
S
I
= 1A
D
T
T
stg
f
max
0.7
0.1
Output
Power
Channel
current
dissipation
temperature
(A)
(W)
( C)
I
P
T
O
D
ch
1.5
4.5 (No Fin)
150
3
TTL input
TTL input
TTL input
TTL input
current
voltage
voltage
voltage
(OUT)
(OUT)
(mA)
(V)
(V)
(V)
V
= 0.4V
IL
I
= 1A
V
= 100V
V
= 100V
D
DSS
DSS
V
= 30V
S
I
V
V
V
IL
IH
IL
IH
max min typ max min typ max min typ
max min typ max
–0.8 2.0
0.8 2.0
Storage
temperature
( C)
T
stg
–40 to +150
TTL input
voltage
(V)
I
= 1A
D
V
IL
0.8

Related parts for SLA7020M

SLA7020M Summary of contents

Page 1

... SLA7021M (2) AC Characteristics Electrical FET diode charac- forward voltage teristics (V) (7020M (7021M Type No. min typ max min typ max min typ max min typ SLA7020M 1.1 0.5 SLA7021M 2.3 12 WITH MOSFETs Control TTL input Reference voltage voltage voltage voltage (V) (V) (V) ( ...

Page 2

... SLA7020M and SLA7021M Block diagram Reference voltage R·C for setting chopper OFF time R·C for protection REF against chopping Current peak malfunctions detector circuit 4 Internal circuit diagram (enclosed with chain line Auxiliary Excitation 4 power supply signal Excitation signal Chopper OFF transfer circuit ...

Page 3

... SLA7020M and SLA7021M Diagram of standard external circuit (Recommended circuit constants) V (46V max (10~30V (5V) REF Open collector External dimensions ±0.2 31 ±0.15 3.2 ±0.2 24.4 ±0.2 16.4 Type No. Lot No. +0.2 0.65 –0.1 ±0.7 ±1.0 14 P2.03 =28.42 ±0.2 31 · · · · · · · 15 Forming number No ...

Page 4

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Determining the output current Fig. 1 shows the waveform of the output current (motor coil current). The method of determining the peak value (lo) of the output current based on this waveform is shown below. ...

Page 5

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Fig. 6 Circuit for fixing the coil current Power down T r signal Fig. 7 Circuit for fixing the coil current Power down T r signal Fig. 8 and 9 show the graphs of equations q and w , respectively ...

Page 6

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Determining the chopper frequency Determining T : SLA7000M series, SMA7000M series and OFF SDK03M are self-excited choppers. The chopping OFF time T is fixed and r /C connected to terminal OFF Td. T can be computed through the following formula: ...

Page 7

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Fig. 12 Temperature rise curve SLA7000M series 150 Natural cooling Without heatsink 100 Total power (W) SMA7000M series 150 Natural cooling Without heatsink 100 Total power (W) SDK03M 150 100 50 Glass epoxy board (mounted on level surface) ( ...

Page 8

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Heat dissipation characteristics Motor : PH265-01B 10 (Rm Lm=9mH/ ) Motor current I =0. =25° =24V, V =24V CC S 2-phase excitation 0 200 500 Motor : PH265-01B (Rm Lm=9mH Motor current I =0. =25° =24V, V =24V CC S 2-phase excitation ...

Page 9

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Supply voltage Vcc vs. Supply current Icc 500 Motor : 23LM-C004 (6V/1.2A) 1-phase excitation Holding mode 400 Chopper period Output current O 300 200 100 Motor : 23PM-C503 1.5 1-phase excitation, holding mode ...

Page 10

... SLA7024M, SLA7026M, SLA7027MU, SLA7022MU, SLA7029M, SMA7022MU, SMA7029M, SLA7020M, SLA7021M and SDK03M Application Note Chopper frequency vs. Supply voltage Motor : 23LM-C202 (1V/1.1A 0. (V) CC NOTE Either active high or active low excitation input signals can be used for SLA7024M, SLA7026M, SLA7027MU and SDK03M. However, take note of the output that corresponds to a specified input as shown in the table below. • ...

Related keywords