lb1868 Sanyo Semiconductor Corporation, lb1868 Datasheet - Page 2

• Manufacturer Part Number: lb1868
• Description: Two-phase Brushless Fan Motor Driver
• Manufacturer: Sanyo Semiconductor Corporation

Specifications
Absolute Maximum Ratings at Ta = 25˚C
Allowable Operating Ranges at Ta = 25˚C
Electrical Characteristics at Ta = 25˚C, Icc = 10 mA
* Design target values are not measured.
Maximum input current
Maximum applied output voltage
Maximum output current
Current flowing into RD pin
RD applied voltage
Allowable power dissipation
Operating temperature
Storage temperature
Input voltage range
Common mode input voltage range
Output limiter withstand voltage
Output saturation voltage
VIN voltage
Hall input sensitivity (at zero peak)
RD output saturation voltage
CT drain current
CT discharge current
Comp input threshold voltage
Thermal protection operating temperature
Thermal protection circuit hysteresis
Parameter
Parameter
Parameter
1 . 1
1 . 0
0 . 9
0 . 8
0 . 7
0 . 6
0 . 5
0 . 4
0 . 3
0 . 2
0 . 1
0
– 3 0
– 2 0
VOUT max
IOUT max
VRD max
ICC max
IRD max
VRDsat
Symbol
Pd max
Symbol
Symbol
VOLM1
VOLM2
Vosat 1
VICM
VTH1
VTH2
VHN
Topr
TSD
Tstg
ICC
VIN
IC1
IC2
TSD
2
0
t
Z1, Z2 open
Z1, Z2 short
Io = 0.5A
Io = 1.0A
ICC = 7.0 mA
Including offset and hysteresis
IRD = 5 mA
C = GND
C = VIN
Design target value*
Design target value*
20 ms
Ambient temperature, Ta – C
LB1868
2 0
P d m a x – T a
Conditions
Conditions
Conditions
4 0
6 0
min
0.19
0.77 0.8VIN
0.42 0.45VIN
8 0
6.4
2.7
54
31
Ratings
Ratings
Ratings
0.2 to VIN–1.5
typ
0.95
0.15
0.30
180
–55 to +150
6.7
0.1
3.8
57
33
40
–30 to +80
6.0 to 50
1 0 0
Internal
max
0.41
0.83
0.48
200
1.0
1.1
1.2
1.5
7.0
0.3
4.9
10
30
60
35
20
No. 6202-2/4
Unit
Unit
Unit
mA
mA
mA
mV
W
V
A
V
V
V
V
V
V
V
V
V
V
C
C
C
C
A
A