LB11921T Datasheet, PDF (2/18 Pages) Sanyo Semicon Device – Monolithic Digital IC Three-Phase Brushless Motor Driver

Allowable Operating Ranges at Ta = 25°C
Parameter
FG Schmitt output applied voltage
FG Schmitt output current
Lock detection applied voltage
Lock detection output current
Supply voltage
Symbol
VFGS
IFGS
VLD
ILD
VCC
LB11921T
Conditions
Ratings
Unit
0 to 7
V
0 to 5 mA
0 to 7
V
0 to 20 mA
4.4 to 7.0
V
Electrical Characteristics at Ta = 25°C, VCC = 5V
Parameter
Symbol
Conditions
Supply current 1
Supply current 2
Output Block
Output saturation voltage 1-1
Output saturation voltage 1-2
Output saturation voltage 2-1
Output saturation voltage 2-2
Hall Amplifier
Input bias current
Common-mode input voltage range 1
Common-mode input voltage range 2
Hall input sensitivity
Hysteresis
Input voltage low → high
Input voltage high → low
PWM Oscillator
Output high-level voltage
Output low-level voltage
Oscillator frequency
Amplitude
CSD Oscillator
Output high-level voltage
Output low-level voltage
External capacitor charge current
External capacitor discharge current
Oscillator frequency
Amplitude
VCO Oscillator C pin
Output high-level voltage
Output low-level voltage
Oscillator frequency
Amplitude
ICC1
ICC2
VOsat1-1
VOsat1-2
VOsat2-1
VOsat2-2
IHB(HA)
VICM1
VICM2
∆VIN(HA)
VSLH
VSHL
VOH(PWM)
VOL(PWM)
f(PWM)
V(PWM)
VOH(CSD)
VOL(CSD)
ICHG1
ICHG2
f(RK)
V(RK)
VOH(C)
VOL(C)
f(C)
V(C)
In stop mode
At low level: IO = 500µA
At low level: IO = 5mA
At high level: IO = -500µA
At high level: IO = -5mA
When Hall-effect sensors are used
When one-side biased inputs are used
(Hall-effect IC applications)
Sine wave
C = 680pF
C = 0.047µF
Ratings
unit
min
typ
max
23
32 mA
2.1
2.9 mA
VCC-0.2
VCC-0.4
0.1
0.3
VCC-0.1
VCC-0.2
0.2
V
0.5
V
V
V
-2
-0.1
µA
0.5
VCC-2.0
V
0
VCC
V
50
mVp-p
9
15
26 mV
4
7
13 mV
-13
-8
-4 mV
2.75
3.0
3.25
V
1.45
1.65
1.9
V
23
kHz
1.1
1.35
1.6 Vp-p
3.15
3.5
3.85
V
0.9
1.1
1.3
V
-9.0
-6.5
-3.9
µA
2.4
4.0
6.0
µA
20
Hz
2.1
2.4
2.65 Vp-p
2.00
2.30
2.55
V
1.55
1.80
2.05
V
1.2 MHz
0.3
0.5
0.7 Vp-p
Continued on next page.
No.A0604-2/18