參數(shù)資料
型號(hào)： LA5678H
元件分類： 運(yùn)動(dòng)控制電子
英文描述： BRUSHLESS DC MOTOR CONTROLLER, 1 A, PDSO28
封裝： 0.375 INCH, HSOP-28
文件頁(yè)數(shù)： 2/9頁(yè)
文件大?。?/td> 282K
代理商： LA5678H
LA5678H
No.7598-2/9
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage 1
VCC1
4.1 to 7.5
V
Supply voltage 1’ *
VCC 1’
3.5 to 7.5
V
Supply voltage 2
VCC 2
0 to 7.5
V
Supply voltage 3
VCC 3
3.5 to 7.5
V
VREF voltage
VREF
0.3 to VCC3-1
V
REG3.0A/3.4 output current
REG3.0A/3.4
0 to 100
mA
REG3.0B output current
REG3.0B
0 to 50
mA
REG3.3 output current
REG3.3
0 to 150
mA
REG3.5 output current
REG3.5
0 to 50
mA
Input “H” level voltage
VIH
2.0 to 7.5
V
Input “L” level voltage
VIL
-0.3 to 0.7
V
*When only the motor driver is used without using the regulator.
Electrical Characteristics at Ta = 25
°C
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
[All regulator blocks Power dissipation] VCC1=6V,IREGA3.0A/3.4=100mA,IREG3.3=150mA,IREG3.0B=IREG3.5=50mA
VCC1 power dissipation
ICC1
30
47
mA
[REG3.0A/3.4 regulator block] VCC1=6V,IREG3.0A/3.4=100mA
Output voltage 1
VO_REG3.0A/3.4
2.94
3.0
3.06
V
Output voltage 2
VO_REG3.0A/3.4
VSEL=0V
3.33
3.4
3.47
V
Dropout voltage
VDROP_REG3.0A/3.4
0.25
0.5
V
Line regulation
VOLN_REG3.0A/3.4
VCC1=4.1 to 7.5V
200
mV
Load regulation
VOLD_REG3.0A/3.4
IREG3.0A/3.4=5 to 100mA
200
mV
Peak output current
IOP_REG3.0A/3.4
100
140
mA
Output shorted current
IOSC_REG3.0A/3.4
50
100
mA
Input “H” level voltage
VIH_EN3.0A/3.4
2.0
V
Input “L” level voltage
VIL_EN3.0A/3.4
0.7
V
“H” level input current
IIH_EN3.0A/3.4
VEN3.0A/3.4=2V
50
70
A
SEL pin output current
ISEL
VSEL=0V
140
200
A
[REG3.0B regulator block] VCC1=6V,IREG3.0B=50mA
Output voltage
VO_REG3.0B
2.94
3.0
3.06
V
Dropout voltage
VDROP_REG3.0B
0.25
0.5
V
Line regulation
VOLN_REG3.0B
VCC1=4.1 to 7.5V
200
mV
Load regulation
VOLD_REG3.0B
IREG3.0B=5 to 50mA
200
mV
Peak output current
IOP_REG3.0B
50
70
mA
Output shorted current
IOSC_REG3.0B
25
50
mA
Input “H” level voltage
VIH_ENB3.0B
2.0
V
Input “L” level voltage
VIL_ENB3.0B
0.7
V
“H” level input current
IIH_ENB3.0B
VEN3.0B=2V
50
70
A
Continued on next page.
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