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参数资料
| 型号： | LB1854M |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 1.5 A, PDSO30 |
| 封装： | MFP-30 |
| 文件页数： | 2/6页 |
| 文件大小： | 183K |
| 代理商： | LB1854M |
No. 4476-2/6
LB1854M
Electrical Characteristics at Ta = 25°C, VCC1 = 12 V, VCC2 = 5 V
Note: * Items marked with an asterisk are design target values and are not measured.
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
ICC1VC = 0 V, RL = ∞
17
30
mA
ICC2VC = 0 V
6.5
9.5
mA
[Drive Block]
Output saturation voltage
VO (sat) 1
IOUT = 0.5 A, sink + source
1.6
2.2
V
VO (sat) 2
IOUT = 1.0 A, sink + source
2.0
3.0
V
Output TRS breakdown voltage
VO (sus)
IOUT = 20 mA*
20
V
Output resting potential
VOQ
VC = 0 V
5.7
6.0
6.3
V
Hall amplifier input offset voltage
VH offset
–5
+5
mV
Hall amplifier input bias current
IH bias
15
μA
Hall amplifier common mode
VH ch
1.3
2.2
V
input voltage range
Hall input/output voltage gain
GVHO
43
46
49
dB
[Control Block]
Control output drive gain
GVCO1
High gain
37
40
43
dB
GVCO2
Low gain
31
34
37
dB
Control output CH difference
ΔGVCO
–2
+2
dB
Control start voltage
VCTH
When VOUTp-p = 2 V
2.5
V
Gain control switching high level
45
V
Gain control switching
Middle level when the input is open
2
3
V
middle level
Gain control switching low level
01
V
[FG Amplifier]
FG amplifier input offset voltage
VFG offset
–8
+8
mV
Open-loop voltage gain
GVFG
f = 1 kHz
60
dB
Source output saturation voltage
VFG OU
IO = 2 mA
37
V
Sink output saturation voltage
VFG OD
IO = –2 mA
1.3
V
Common-mode signal
CHR
*
80
dB
rejection ratio
FG amplifier common-mode
VFG CH
03.5
V
input voltage range
Phase margin
*
20
Deg
Schmitt hysteresis
ΔVsh1
FGOUT2: High to low
22
mV
ΔVsh2
FGOUT2: Low to high
22
mV
Schmitt input voltage range
VshCH
0.7
3.5
V
[Thermal Shutdown]
Operating temperature
TSD
*
150
180
210
°C
Hysteresis
ΔTSD
*
15
°C
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