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参数资料
| 型号： | LB8649FN |
| 元件分类： | 运动控制电子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 0.6 A, QCC48 |
| 封装： | 7 X 7 MM, VQFN-48 |
| 文件页数： | 2/9页 |
| 文件大小： | 210K |
| 代理商： | LB8649FN |
LB8649FN
No.7893-2/9
Allowable Operating Range at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
VB1, 2, 3
(*2)
1.9 to 10
Source Voltage Range
VCC
1.9 to 10
V
Input Pin “H” Voltage
VINH
1.8 to 10
V
Input Pin “L” Voltage
VINL
-0.3 to 0.4
V
Constant Voltage Setting Input Range
VOC
VC1, VC2
0.1 to VB
V
Constant Current Setting Input Range
VO1
IAE, ISH
0.1 to 1.0
V
(*2) There is no priority on each power supply ; VB1, 2, VDD, VCC and VIN.
Example1 : VB1 = VB2 = VDD = 2.4V (Battery power supply), VCC = 4V (Step-up power supply),
VIN (CPU power supply) = 5V
Example2 : VB1 = VB2 = 2.4V, VIN = 3.3V, VDD = VCC = 5V
Electrical Characteristics at Ta = 25
°C, VB1 = VB2 = VDD = VCC = 2.4V, Rf = 1Ω
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Standby Current
Consumption
ICC0
VB1 = VB2 = VDD = VCC = 8.0V (*3)
0.1
5.0
μA
ICC1
IN1 or IN2 or IN3 or IN4 = H (*3)
6
9
ICC2
IN5 or IN6 or IN7 or IN8 = H (*3)
14
19
Operating Current
Consumption
ICC3
IN9 or IN10 or IN11 or IN12 = H (*3)
18
25
mA
Vref1
Iref = -1mA, INHD = L
0.95
1.0
1.05
Reference Voltage
Vref2
Iref = -1mA, INHD = H
0.64
0.67
0.70
V
Control Pin Input Current
IIN
VIN = 5.0V
60
90
μA
Overheat Protection
Detection Temperature
THD
Design guaranteed (*4)
160
180
200
°C
[Constant voltage stepping motor driver for AF] (OUT1, 2, 3, 4)
Output Constant Voltage 1
VO1
VC1 = 0.30V
1.46
1.53
1.60
V
Output Saturation Voltage 1
VSAT1
IO = 0.2A (upper and lower)
0.27
0.37
0.50
V
[Constant voltage driver for ZOOM] (OUT5, 6, 7, 8)
Output Constant Voltage 2
VO2
VC2 = 0.30V
1.46
1.53
1.60
V
Output Saturation Voltage 2
VSAT2
IO = 0.2A (upper and lower)
0.27
0.37
0.50
V
[Constant current driver for SH/AE] (OUT9, 10, 11, 12)
Output Constant Current
IO
Rf = 1
Ω, ISH = 0.3V
271
285
302
mA
Output Saturation Voltage 3
VSAT3
IO = 0.3A (upper and lower)
0.33
0.44
0.60
V
(*3) Measures by summation of current dissipation for each line of VB1, VB2, VDD and VCC.
(*4) For the characteristic within the guaranteed temperature range, shipment check is performed at Ta = 25
°C.
For all temperature range, it is design guaranteed.
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