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参数资料
| 型号： | LB1824 |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 2.5 A, PDIP28 |
| 封装： | HEAT SINK, SDIP-28 |
| 文件页数： | 4/10页 |
| 文件大小： | 116K |
| 代理商： | LB1824 |
LB1824
Electrical Characteristics at Ta = 25°C, VCC = VM = 24 V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
ICC1
34
50
mA
ICC2
When stopped
8
11
mA
Output saturation voltage
VOsat1
IO = 1A
2.0
3.0
V
VOsat2
IO = 2A
2.7
4.2
V
Output leakage current
IOleak
100
A
Output voltage
VH
IO = –10 mA
6.65
7.0
7.35
V
7 V fixed voltage output
Voltage variation
VH1
VCC = 9.5 to 28 V
50
200
mV
Load variation
VH2
IO = –5 to –20 mA
40
200
mV
Output voltage
VX
IO = –5 mA
4.45
4.80
5.15
V
5 V fixed voltage output
Voltage variation
VX1
VCC = 9.5 to 28 V
50
200
mV
Load variation
VX2
IO = –5 to –20 mA
5
200
mV
Output voltage
VFG
IO = –5 mA
3.65
4.0
4.35
V
4 V fixed voltage output
Voltage variation
VFG1
VCC = 9.5 to 28 V
40
200
mV
Load variation
VFG2
IO = –5 to –15 mA
110
200
mV
Input bias current
IHB
–4
–1
A
Common mode input voltage range
VICM
1.5
5.1
V
Hall amplifier
Hall input sensitivity
60
mVp-p
Hysteresis
VIN
814
24
mV
Input voltage low
→ high
VSLH
7mV
Input voltage high
→ low
VSHL
–7
mV
Output high level voltage
VOH(CR)
2.8
3.1
3.4
V
Oscillator
Output low level voltage
VOL(CR)
0.8
1.1
1.4
V
Oscillator frequency
f(CR)
R = 56 k
, C = 1000 pF
15
kHz
Amplitude
V(CR)
2.0
Vp-p
Current control operation
Limiter
VCC –VM
0.4
0.5
0.6
V
Thermal shutdown operation
Thermal shutdown operating temperature
TSD
Design target
150
180
°C
Hysteresis
TSD
50
°C
Input offset voltage
VIO(FG)
–10
+10
mV
Input bias current
IB(FG)
–1
+1
A
Output high level voltage
VOH(FG)
IFG = –2 mA
5.5
6
V
FG amplifier
Output low level voltage
VOL(FG)
IFG = 2 mA
1
1.5
V
FG input sensitivity
100x gain
3
mV
Next stage Schmitt width
100
180
250
mV
Operating frequency range
2
kHz
Open loop gain
f(FG) = 2 kHz
45
51
dB
FGS output
Output saturation voltage
VO(FGS)
IO(FGS) = 2 mA
0.1
0.5
V
Output leakage current
IL(FGS)
VO = 5 V
10
A
Output high level voltage
VOH(D)
4.0
4.3
V
Speed discriminator
Output low level voltage
IOL(D)
0.8
1.1
V
Number of counts
512
PLL output
Output high level voltage
VOH(P)
3.2
3.5
3.8
V
Output low level voltage
VOL(P)
1.2
1.5
1.8
V
Lock detection
Output low level voltage
VOL(LD)
ILD = 10 mA
0.15
0.5
V
Locking range
±6.25
%
Input bias current
IB(INT)
–0.4
+0.4
A
Output high level voltage
VOH(INT)
3.7
4.3
V
Integrator
Output low level voltage
VOL(INT)
0.8
1.2
V
Open loop gain
60
dB
Gain-bandwidth product
1.6
MHz
Reference voltage
–5%
VX/2
5%
V
Crystal oscillator
Operating frequency range
fOSC
1
10
MHz
Input high level voltage
VIH(S/S)
4.0
V
Start/stop pin
Input low level voltage
VIL(S/S)
1.5
V
Pull-down resistance
RD(S/S)
30
50
70
k
Input high level voltage
VIH(F/R)
4.0
V
Forward/reverse pin
Input low level voltage
VIL(F/R)
1.5
V
Hysteresis
VIN
0.5
V
Pull-down resistance
RD(F/R)
30
50
70
k
No. 4264-3/10
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