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参数资料
| 型号： | LB11920 |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 3.5 A, DFM28 |
| 封装： | 0.500 INCH, DIP-28 |
| 文件页数： | 3/10页 |
| 文件大小： | 116K |
| 代理商： | LB11920 |
LB11920
No.7229-2/10
Allowable Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage range 1
VM
9.5 to 30
V
Supply voltage range 2
VCC
4.5 to 5.5
V
HP pin applied voltage
VHP
0 to 32
V
HP pin output current
IHP
0 to 3
mA
Electrical Characteristics at Ta
= 25°C, VM = RF = 27V, VCC = 5V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply current 1
IVCC-1
VCC pin
9
13
mA
Supply current 2
IVCC-2
VCC pin at stop mode
2.0
3.0
mA
Output block
Output saturation voltage 1
VO sat1
IO = 1.0A, VO (sink) + VO (source)
1.7
2.4
V
Output saturation voltage 2
VO sat2
IO = 2.0A, VO (sink) + VO (source)
2.0
2.9
V
Output saturation voltage 3
VO sat3
IO = 3.0A, VO (sink) + VO (source)
2.4
3.5
V
Output leakage current
IO leak
100
μA
Output delay time 1
td1
PWMIN “H”
→ “L”
1.25
2.5
μs
Output delay time 2
td2
PWMIN “L”
→ “H”
1.8
3.6
μs
Lower diode forward 1
VD1-1
ID = -1.0A
1.1
1.5
V
Lower diode forward 2
VD1-2
ID = -2.0A
1.3
1.9
V
Lower diode forward 3
VD1-3
ID = -3.0A
1.5
2.3
V
Upper diode forward 1
VD2-1
ID = 1.0A
1.3
1.7
V
Upper diode forward 2
VD2-2
ID = 2.0A
2.0
2.7
V
Upper diode forward 3
VD2-3
ID = 3.0A
2.7
3.7
V
Hall Amplifier
Input bias current
IHB
-2
-0.1
μA
Common-mode input voltage range 1
VICM1
Hall device used
0.5
VCC-2.0
V
Common-mode input voltage range 2
VICM2
For input one-side bias (Hall IC application)
0
VCC
V
Hall input sensitivity
at differential input
50
mVp-p
Hysteresis width
ΔVIN
20
30
50
mV
Input voltage low
→ high
VSLH
5
15
25
mV
Input voltage high
→ low
VSHL
-25
-15
-5
mV
PWM oscillator
Output H level voltage
VOH (PWM)
2.75
3.0
3.25
V
Output L level voltage
VOL (PWM)
1.0
1.2
1.3
V
External C charge current
ICHG(PWM)
VPWM = 2.1V
-60
-45
-30
μA
Oscillator frequency
f (PWM)
C = 1000pF
15.8
20
24.2
kHz
Amplitude
V (PWM)
1.6
1.8
2.1
Vp-p
CSD circuit
Operating voltage
VOH (CSD)
3.6
3.9
4.2
V
External C charge current
ICHG (CSD)
VCSD = 0V
-15
-11
-7
μA
Operating time
T (CSD)
C = 10
μF, Design target value*
3.5
s
HP pin
Output low level voltage
VOL (HP)
IHP = 2mA
0.1
0.4
V
Output leakage current
Ileak(HP)
VHP = 30V
10
μA
Thermal shutdown operation
Thermal shutdown operating
temperature
TTSD
Design target value* (junction temperature)
150
180
°C
Hysteresis width
ΔTSD
Design target value* (junction temperature)
45
°C
Current limiter circuit (RF pin)
Limiter voltage
VRF
0.45
0.5
0.55
V
Note : * This parameter is a design target value and is not measured.
Continued on next page.
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