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