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SLA7077MPRT Scheda tecnica(PDF) 1 Page - Sanken electric

Il numero della parte SLA7077MPRT
Spiegazioni elettronici  2-Phase to 4W 1-2 Phase Excitation Support, Built-in Sequencer
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Produttore elettronici  SANKEN [Sanken electric]
Homepage  http://www.sanken-ele.co.jp/en
Logo SANKEN - Sanken electric

SLA7077MPRT Scheda tecnica(HTML) 1 Page - Sanken electric

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102
ICs
SLA7075MR, MPR, MPRT/7076MR, MPR, MPRT/7077MR, MPR, MPRT/7078MR, MPR, MPRT
■Absolute Maximum Ratings
Parameter
Symbol
Ratings
Unit
Remarks
Motor Supply Voltage
VM
46
V
Driver Supply Voltage
VBB
46
V
Logic Supply Voltage
VDD
6V
Output Current
Io
*1
A
Vref=0.4V, Mode F
Logic Input Voltage
VIN
–0.3 to VDD+0.3
V
REF Input Voltage
VREF
–0.3 to VDD+0.3
V
Sense Voltage
VRS
±2V
Excluding tw<1µs
Power Dissipation
PD
4.7
W
When Ta = 25°C
17
When Tc = 25°C
Junction Temperature
Tj
+150
°C
Operating Ambient Temperature
Ta
–20 to +85
°C
Storage Temperature
Tstg
–30 to +150
°C
■Features
• Lineup of built-in current sense resistor and
built-in protection circuit-type
• Power supply voltages, VBB: 46 V (max), 10 to
44 V normal operating range
• Logic supply voltages, VDD: 3.0 to 5.5 V
• Maximum output currents: 1 A, 1.5 A, 2 A, and
3 A
• Clock input method (built-in sequencer)
• Self-excitation PWM current control with fixed
off-time
• Synchronous PWM chopping function
prevents motor noise in Hold mode
• Sleep mode for reducing the IC input current
in stand-by state
• ZIP type 23-pin molded package (SLA
package)
*1: Output current value may be limited for the SLA7075MR, MPR, MPRT (1.0 A), SLA7076MR, MPR, MPRT (1.5 A),
SLA7077MR, MPR, MPRT (2.0 A), and SA7078MR, MPR, MPRT (3.0 A), depending on the duty ratio, ambient
temperature, and heating conditions.
Do not exceed junction temperature of Tj under any circumstances.
■Recommended Operating Conditions
Parameter
Motor Supply Voltage
Driver Supply Voltage
Logic Supply Voltage
Case Temperature
Symbol
VM
VS
VDD
TC
Unit
V
V
V
°C
Rating
min.
max.
44
10
44
3.0
5.5
90
Remarks
The VCC surge voltage should be 0.5 V or lower
Temperature at Pin-12 Lead (without heatsink)
Parameter
Symbol
Unit
Ratings
min.
max.
typ.
Conditions
15
100
5
0.85
0.6
0.4
0.24
1.1
1.25
1.2
2.1
0.25VDD
0.3
0.45
0.4
0.45
VDD
0.314
0.314
0.211
0.160
0.75
1.25
1.25
IBB
IBBS
IDD
V(BR)DSS
RDS(ON)
VF
Fclock
VIL
VIH
IIL
IIH
VREF
VREFS
IREF
VSENSE
TSE
tcon
tcoff
RS
Vocp
Iocp
Tstd
VLOL
VLOH
ILOL
ILOH
ModeF
ModeE
ModeD
ModeC
ModeB
ModeA
Mode9
Mode8
Mode7
Mode6
Mode5
Mode4
Mode3
Mode2
Mode1
ton(min)
toff1
toff2
toff3
Main Supply Current
Logic Supply Current
Output MOSFET Breakdown Voltage
Output MOSFET ON Resistance
Output MOSFET Diode Forward Voltage
Maximum Clock Frequency
Logic Input Voltage
Logic Input Current
REF Input Voltage
REF Input Current
SENSE Sense Voltage
Sleep-Enable Recovery Time
Switching Time
Sense Resistance
Overcurrent Sense Voltage
Overcurrent Sense Current
Thermal Protection Temperature
Logic Output Voltage
Logic Output Current
Step Reference Current Ratio
PWM Minimum ON Time
PWM OFF Time
100
250
0.75VDD
0.04
0.04
0.04
0.04
2
100
0.296
0.296
0.199
0.150
0.65
VDD–1.25
–1.25
0.7
0.45
0.25
0.18
0.85
1.0
0.95
0.95
±1
±1
±10
VREF
2.0
1.5
0.305
0.305
0.205
0.155
0.7
2.3
3.5
4.6
140
100
98.1
95.7
92.4
88.2
83.1
77.3
70.7
63.4
55.5
47.1
38.2
29.0
19.5
9.8
1.7
12
9
7
In operation
Sleep 1 and Sleep 2 modes
VBB=44V, ID=1mA
SLA7075M, ID=1.0A
SLA7076M, ID=1.5A
SLA7077M, ID=2.0A
SLA7078M, ID=3.0A
SLA7075M, ID=1.0A
SLA7076M, ID=1.5A
SLA7077M, ID=2.0A
SLA7078M, ID=3.0A
When Clock Duty = 50%
SLA7075M, within the specified current limit
SLA7076M, within the specified current limit
SLA7077M, within the specified current limit
SLA7078M, within the specified current limit
Output (OFF) Sleep 1
When step reference current ratio is 100%
Sleep1&Sleep2
Clock
→ Out ON
Clock
→ Out OFF
SLA7075M, tolerance of
±3%
SLA7076M, tolerance of
±3%
SLA7077M, tolerance of
±3%
SLA7078M, tolerance of
±3%
SLA707xMPR, MPRT, when motor coil shorts out
SLA7075MPR, MPRT/7076MPR, MPRT
SLA7077MPR, MPRT
SLA7078MPR, MPRT
SLA707xMPRT, Rear of case (at the saturation temperature)
SLA707xMPR, MPRT, IFlagL=1.25mA
SLA707xMPR, MPRT, IFlagH=-1.25mA
SLA707xMPR, MPRT
Mode 8 to F
Mode 4 to 7
Mode 1 to 3
mA
µA
mA
V
V
kHz
V
µA
V
µA
V
µS
µS
µS
V
A
°C
V
mA
%
%
%
%
%
%
%
%
%
%
%
%
%
%
%
µS
µS
µS
µS
■Electrical Characteristics
2-Phase to 4W 1-2 Phase Excitation Support, Built-in Sequencer
1-2-1 2-Phase Stepper Motor Unipolar Driver ICs


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