lb1854m Sanyo Semiconductor Corporation, lb1854m Datasheet - Page 2

• Manufacturer Part Number: lb1854m
• Description: Three-phase Brushless Motor Driver Ic
• Manufacturer: Sanyo Semiconductor Corporation

Electrical Characteristics at Ta = 25°C, V
Note: * Items marked with an asterisk are design target values and are not measured.
Current drain
[Drive Block]
Output saturation voltage
Output TRS breakdown voltage
Output resting potential
Hall amplifier input offset voltage
Hall amplifier input bias current
Hall amplifier common mode
input voltage range
Hall input/output voltage gain
[Control Block]
Control output drive gain
Control output CH difference
Control start voltage
Gain control switching high level
Gain control switching
middle level
Gain control switching low level
[FG Amplifier]
FG amplifier input offset voltage
Open-loop voltage gain
Source output saturation voltage
Sink output saturation voltage
Common-mode signal
rejection ratio
FG amplifier common-mode
input voltage range
Phase margin
Schmitt hysteresis
Schmitt input voltage range
[Thermal Shutdown]
Operating temperature
Hysteresis
Parameter
V
V
V
V
V
Symbol
GV
GV
∆GV
FG
V
V
O
O
V
I
∆Vsh1
∆Vsh2
Vsh
H
V
GV
GV
∆TSD
O
H
V
CHR
I
I
V
TSD
FG OU
FG OD
FG CH
CC
CC
(sat) 1
(sat) 2
H
offset
CTH
(sus)
bias
OQ
CO
CO
offset
HO
FG
ch
CH
CO
1
2
1
2
V
V
I
I
I
V
High gain
Low gain
When V
Middle level when the input is open
f = 1 kHz
I
I
*
*
FG
FG
*
*
OUT
OUT
OUT
O
O
C
C
C
= 2 mA
= –2 mA
OUT
OUT
= 0 V, R
= 0 V
= 0 V
= 0.5 A, sink + source
= 1.0 A, sink + source
= 20 mA*
2: High to low
2: Low to high
OUT
CC
L
p-p = 2 V
= ∞
1 = 12 V, V
LB1854M
Conditions
CC
2 = 5 V
min
150
5.7
1.3
0.7
20
–5
43
37
31
–2
–8
37
4
2
0
0
180
6.5
1.6
2.0
6.0
2.5
typ
17
46
40
34
60
80
20
22
22
15
1
max
210
9.5
2.2
3.0
6.3
2.2
1.3
3.5
3.5
+5
+2
+8
30
49
43
37
5
5
3
1
Unit
Deg
mA
mA
mV
mV
mV
mV
µA
dB
dB
dB
dB
dB
dB
°C
°C
V
V
V
V
V
V
V
V
V
V
V
V
V
No. 4476-2/6