lb1910 Sanyo Semiconductor Corporation, lb1910 Datasheet - Page 2

• Manufacturer Part Number: lb1910
• Description: Fdd Spindle Motor Driver
• 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
SL bias current
SL input low-level voltage
SL input high-level voltage
S/S bias current
S/S low-level voltage
S/S high-level voltage
Hall amplifier input bias current
Common-mode input voltage
range
Differential input voltage range
Hall bias output voltage
Leakage current
Output saturation voltage
Output leakage current
Current limiter
Control amplifier voltage gain
Voltage gain difference between
phases
V/I conversion source current
V/I conversion sink current
V/I conversion current ratio
DSC buffer input current
FG Schmitt hysteresis
Speed discriminator counts
Discriminator operating frequency
Oscillator frequency range
Index output low-level voltage
Index output leakage current
FG amplifier voltage gain
FG amplifier input offset
FG amplifier internal reference
voltage
Thermal shutdown temperature
Hysteresis
Parameter
Symbol
V
V
V
V
F
V
I
V
Vsat
I
TSD
Vlim
V
I IDL
G
Vdif
I
CCO
I
I
I
I
V
I
I
G
DSC
FG O
TSD
S/SL
S/SH
V h
Vsh
F
OSC
FG B
SLH
S/S
+
CC
SLL
HB
HL
OL
G
N
SL
I
I
IDL
/I
FG
+
–
H
D
C
C
–
S/S = 5 V (standby)
S/S = 0 V (steady state)
V
I
S/S = 5 V
I
*
*
*
I
*
*
*
H
O
O
SL
= 0.7 A, sink + source
= 5 mA
= 2 mA
= 0 V
CC
= 5 V
Conditions
LB1910
min
0.27
150
3.5
3.5
1.5
0.8
2.2
50
–9
0
0
9
1041.5
typ
180
–14
180
0.8
1.3
0.3
1.0
2.5
12
–7
14
50
48
40
V
CC
max
– 1.0
0.33
V
V
±10
±10
±10
270
200
–19
1.0
0.8
1.8
1.0
1.2
1.0
1.1
1.1
0.4
2.8
CC
CC
10
18
10
10
±1
19
No. 5383-2/7
mVp-p
MHz
MHz
Unit
mA
mA
mV
mV
µA
µA
µA
µA
µA
dB
dB
µA
µA
µA
µA
dB
°C
°C
V
V
V
V
V
V
V
V
V
V