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LB1945H Fiches technique(PDF) 2 Page - Sanyo Semicon Device

No de pièce LB1945H
Description  PWM Current Control Type Stepping Motor Driver
Download  7 Pages
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Fabricant  SANYO [Sanyo Semicon Device]
Site Internet  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LB1945H Fiches technique(HTML) 2 Page - Sanyo Semicon Device

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LB1945H
No.6193-2/7
Allowable Operating Ranges at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Motor supply voltage
VBB
10 to 28
V
Logic supply voltage
VCC
4.75 to 5.25
V
Reference voltage
VREF
1.5 to 5.0
V
Electrical Characteristics at Ta
= 25°C, VBB = 24V, VCC = 5V, VREF = 5.0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Output Block
IBB ON
I1 = 0.8V, I2 = 0.8V, ENABLE = 0.8V
0.5
1.0
2.0
mA
Output stage supply current
IBB OFF
ENABLE = 3.2V
0.2
mA
VOsat1
IO = +0.5A, sink
0.3
0.5
V
VOsat2
IO = +0.8A, sink
0.5
0.7
V
VOsat3
IO = -0.5A, source
1.6
1.8
V
Output saturation voltage
VOsat4
IO = -0.8A, source
1.8
2.0
V
IO1(leak)
VO = VBB, sink
50
µA
Output leakage current
IO2(leak)
VO = 0V, source
-50
µA
Output sustain voltage
VSUS
L = 3.9mH, IO = 1.0A, Design guarantee value *
30
V
Logic Block
ICC ON
I1 = 0.8V, I2 = 0.8V, ENABLE = 0.8V
50
70
92
mA
Logic supply current
ICC OFF
ENABLE = 3.2V
7
10
13
mA
VIH
3.2
V
Input voltage
VIL
0.8
V
IIH
VIH = 3.2V
35
50
65
µA
Input current
IIL
VIL = 0.8V
7
10
13
µA
I1 = 0.8V, I2 = 0.8V
9.5
10
10.5
I1 = 3.2V, I2 = 0.8V
13.5
15
16.5
Set current control threshold
value
Vref/Vsen
I1 = 0.8V, I2 = 3.2V
25.5
30
34.5
Reference current
Iref
Vref = 5.0V, I1 = 0.8V, I2 = 0.8V
17.5
25
32.5
µA
CR pin current
ICR
CR = 1.0V
-1.0
mA
Thermal shutdown temperature
T-TSD
Design guarantee value *
170
°C
Temperature hysteresis width
Ts hys
40
°C
* Design guarantee value, Do not measurement.


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