lb1876 Sanyo Semiconductor Corporation, lb1876 Datasheet - Page 2
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lb1876
Manufacturer Part Number
lb1876
Description
Three-phase Brushless Motor Driver For Polygon Mirror Motors
Manufacturer
Sanyo Semiconductor Corporation
Datasheet
1.LB1876.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LB1876
Manufacturer:
MOLEX
Quantity:
1 000
Allowable Operating Ranges at Ta = 25°C
Electrical Characteristics at Ta = 25°C, V
Power supply voltage range
5 V regulated output current
LD pin voltage
LD pin output current
FGS pin voltage
FGS pin output current
Power supply current 1
Power supply current 2
[5V regulated output]
Output voltage
Voltage fluctuation
Load fluctuation
Temperature coefficcient
[Output block]
Output saturation voltage 1
Output saturation voltage 2
Output leak current
Lower side diode forward voltage 1
Lower side diode forward voltage 2
[Hall amplifier block]
Input bias current
Common mode input voltage range
Hall input sensitivity
Hysteresis width
Input voltage L
Input voltage H
[FG/Schmitt block]
Input bias current
Common mode input voltage range
Input sensitivity
Hysteresis width
Input voltage L
Input voltage H
[PWM oscillator]
Output High level voltage
Output Low level voltage
External capacitor charge current
Oscillator frequency
Amplitude
[FGS output]
Output saturation voltage
Output leak current
[CSD oscillator]
Output High level voltage
Output Low level voltage
Amplitude
External capacitor charge current
External capacitor discharge current
Oscillator frequency
Parameter
H
H
Parameter
L
L
VSLH(FGS)
VSHL(FGS)
VOH(PWM)
VICM(FGS)
VOL(PWM)
V
∆V
V
∆V
V
V
∆VREG1 V
∆VREG2 I
∆VREG3 Design target value
V(PWM)
IB(FGS)
IL(FGS)
V(CSD)
Symbol
Symbol
f(PWM)
V
V
O
O
O
ICHG1
ICHG2
f(CSD)
VREG
IN
VFGS
I
VSLH
VSHL
IREG
VICM
ICHG
IFGS
I
I
O
VLD
IN
L(FGS) IFGS = 7 mA
H(CSD)
V
O
O
VD1
VD2
L(CSD)
CC
CC
IHB
ILD
IN
(FGS)
leak
CC
sat1
sat2
(FGS)
(HA)
1
2
CC
Quiescent Current
I
I
ID = –1.0 A
ID = –2.0 A
VPWM = 2 V
C = 3000 pF
C = 0.068 µF
O
O
O
CC
= –5 to –20 mA
= 1.0 A, V
= 2.0 A, V
= VM = 24 V
= 9.5 to 28 V
LB1876
O
O
(SINK)+V
(SINK)+V
Conditions
O
O
Conditions
(SOURCE)
(SOURCE)
–13.5
min
–125
4.65
1.05
2.65
0.75
1.75
2.5
1.2
5.5
–2
80
15
–2
80
15
0
0
Ratings
typ
–0.5
–0.5
1.27
0.15
–12
–12
–95
3.6
5.0
2.0
2.6
1.2
1.5
2.8
1.5
3.0
0.9
2.1
17
50
30
24
12
24
12
22
–9
30
0
9
Ratings
Continued on next page.
9.5 to 28
0 to –20
0 to 28
0 to 15
0 to 28
0 to 10
VREG – 2.0
VREG – 2.0
max
5.35
1.50
–5.5
13.5
100
100
100
–75
5.0
2.5
3.2
1.5
1.9
3.1
1.8
0.5
3.3
1.1
2.3
No. 6201-2/14
22
42
42
10
mVp–p
mVp–p
mV/°C
Vp–p
Vp-p
Unit
mA
mA
mA
Unit
kHz
mA
mA
mV
mV
mV
mV
mV
mV
mV
mV
µA
µA
µA
µA
µA
µA
µA
Hz
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V