SPF7211 Datasheet, PDF (1/2 Pages) Sanken electric – 2-ph Stepper-motor Driver ICs

2-ph Stepper-motor Driver ICs SPF7211
Features
● Low output saturation voltage (high-side: 1.5V max.; low-side: 0.8V max.)
● Built-in recovery diode
● Built-in standby function
● Built-in overcurrent and thermal protection circuits and low voltage input shutoff function
● Built-in overload and disconnection detection function
Absolute Maximum Ratings
Parameter
Symbol
Ratings
Unit
Remarks
Main power supply voltage
Input voltage
Output current
Flag terminal withstand voltage
Flag terminal current
Detect voltage
Power dissipation
Junction temperature
Operating temperature
Storage temperature
VBB
VIN
Io
IoPeak
VFlag
IFlag
VRs
PD
Tj
Top
Tstg
40
–0.3 to 15
±0.8
±1.0
7
3
–2 to 2
4.1
39
150
–40 to 110
–40 to 150
V
V
VIN VBB
A
Tw 1mS
V
VFlag VBB
mA
V
W
For Ta = 25°C * ¹
For Tc (Ttab) = 25°C
°C
°C
°C
Note: _*1: With glass epoxy + copper foil board (size 5.0•7.4cm; t: glass epoxy =1.6mm /copper foil =18µm)
Recommended Operation Range
Parameter
Main power supply voltage
Input voltage
Output current
Flag terminal withstand voltage
Flag terminal current
Detect voltage
Operating temperature
Symbol
VBB
VIN
Io
VFlag
IFlag
VRs
Top
Ratings
6 to 18
–0.3 to 7.0
±0.5
0 to 7.0
0 to 1.0
–1 to 1
–40 to 110
Unit
V
V
A
V
mA
V
°C
Remarks
VIN VBB
Continuous
VFlag VBB
External Dimensions (unit: mm)
17.28^±0.2
15.58^±0.2
24
13
1.0
+0.1
– 0.05
Fin
thickness
a
b
1
1.27^±0.25
12
+0.15
0.4– 0.05
+0.15
0.25– 0.05
a) Part No.
b) Lot No.
Standard Circuit Diagram
Rs
µPC
(ECU)
SPM
Electrical Characteristics
Parameter
Main power supply current
Low voltage protection operation voltage
UVLO hysteresis voltage
Output leak current
Output saturation voltage
Recovery diode forward voltage
Input terminal
Ph terminal
Input voltage
Hysteresis voltage
Input current
Ixx, Set terminals Input current
Symbol
IBB
IBBS
VUVLO
VUVLOhys
IoleakL
IoleakH
VsatL
VsatH
VFL
VFH
VFGO
VIL
VIH
VIhys
IIL
IIH
IIL
IIH
Detect voltage
VRs
Oscillation frequency
PWM frequency
Ct terminal threshold voltage
Ct terminal current
Overcurrent detection voltage
Open detection voltage
Flag terminal leak current
Flag terminal saturation voltage
Flag terminal current
Set terminal
Response pulse
width
Pulse rate
Pulse number
Flag response
time
OCP operation
Open operation
I/O propagation time
Thermal protection temperature
Thermal protection hysteresis
Thermal alarm temperature
Thermal alarm hysteresis
Fosc
FPWM
VctL
VctH
Ictsink
Ictsouce
VocpL
VocpH
VocpL
VocpH
Vopen
IleakFlag
VFlagL
IFlag
Tpw
Tpws
Fclock
Pulse
tocp1
tocp2
tocp3
topen1
topen2
tonH1
toffH1
tonH2
toffH2
tonL1
toffL1
tonL2
toffL2
Tj
∆Tj
Talarm
∆Talarm
min
3.5
–100
1.2
2.0
–5
–5
–30
660
420
40
28.8
14.4
1.5
VBB–2.5
1.0
VBB–2.3
10
100
17
2.5
5.0
5.0
2.5
2.5
100
100
100
100
150
120
Ratings
typ
0.5
0.5
700
450
70
48
24
0.5
1.5
720
–120
3.0
VBB–2.0
–60
24
256
5.0
10.0
10.0
5.0
5.0
1.5
1.5
2.0
0.5
20
130
20
max
50
50
4.5
100
0.5
0.8
1.2
1.5
1.2
1.3
0.8
5
5
50
740
480
90
72
36
4.2
VBB–1.7
1.85
VBB–1.5
10
0.5
3
31
10.0
20.0
20.0
10.0
10.0
140
Unit
Conditions
mA In ordinary operation (no load)
µA At sleep
V
V
µA VBB = 40V, Vo = 0V
µA VBB = Vo = 40V
V
Io = 0.5A
V
Io = 0.8A
V
Io = –0.5A
V
Io = –0.8A
V
Io = 0.5A
V
Io = –0.5A
V
Io = –0.5A
V
V
V
µA
µA
µA VIL = 0.8V
µA VIH = 2.0V
mV Ix0 = High, Ix1 = High
mV Ix0 = Low, Ix1 = High
mV Ix0 = High, Ix1 = Low
kHz Ct = 2200pF±20%
kHz Ct = 2200pF±20%
V
V
µA
*¹
µA
V
Out voltage
V
Out voltage
V
VBB = 5.5V
V
VBB = 5.5V
mV Sence voltage
µA
VFlag = 7V
V
IFlag = 1mA
mA
µS In ordinary operation
µS At sleep
Hz Ct = 2200pF
—
µS In ordinary operation; Ct =2200pF
µS At switching the phase
µS When Ixx shifts from L to H
µS In ordinary operation
µS When Ixx shifts from L to H
µS
µS
µS
µS
µS
µS
µS
µS
°C
°C
°C
*²
°C
Ct
2200pF
Rs
+
VBB = 6 to 18V
Rs 1Ω typ (1 to 2W)
IoM VRs/Rs
Excitation Signal Time Chart
2-phase excitation
Clock
0
1
2
3
0
1
Ph1
L
H
H
L
L
H
I10, I11
H
H
H
H
H
H
Ph2
L
L
H
H
L
L
I20, I21
H
H
H
H
H
H
1 to 2-phase excitation
Clock 0 1 2 3 4 5 6 7 0 1 2 3
Ph1
L HHHH L L L L HHH
I10, I11 H L H H H L H H H L H H
Ph2
L L L HHHHL L L L H
I20, I21 H H H L H H H L H H H L
* For the 1 to 2-phase excitation application, switch the Ph signal in the step of 1-ph
excitation (Ixx turns from high to low).
The OPEN detection function is invalid except in this sequence.
Note:
58
*^{1: The Ct terminal threshold voltage and current are the design values. Warranty is based on the oscillation frequency.}
*^{2: Thermal protection and alarm temperatures are design values.}