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参数资料
| 型号： | LB1978V |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 0.6 A, PDSO30 |
| 封装： | SSOP-30 |
| 文件页数： | 2/9页 |
| 文件大小： | 78K |
| 代理商： | LB1978V |
LB1978V
No. 6186-2/9
Electrical Characteristics at Ta = 25C, Vcc = 1.2V, in the specified test circuit
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Power supply current
Icc
START pin H, RIRF = 180 k
6.8
10
mA
START pin L, VBR = 0V
0
10
A
Reference voltage
Vref
0.725
0.755
0.785
V
Reference voltage characteristics
Vref
/
Vcc Vcc = 1.0 to 1.7V
1.0
2.0
%/V
Iref
Reference voltage load characteristics
Vref
Iref = 0 to –50
A
–0.2
–0.06
mV/
A
Iref
Oscillator cycle
TS
CS = 1500 pF
0.52
0.6
0.68
ms
Rotation switching load characteristics
TF/S
CS = 1500 pF,
7.70
10.9
ms
RIRF = 180 k *Target
Rotation detection accuracy
NF/S
TS = 0.60 ms *Target
–16
+16
%
COM voltage
VCOM–RCOM = 1 k
12
25
38
mV
F side output saturation voltage
Vsat1
Vcc = 1.0V, Im = 0.3A
0.17
0.30
V
S side output saturation voltage
Vsat2
Vcc = 1.0V, Im = 0.2A
0.12
0.25
V
S/S pin input High level voltage
VSSH
0.9
V
S/S pin input Low level voltage
VSSL
0.3
V
F/S DR pin ON voltage
VLon
0.2
V
F/S DR pin OFF voltage
VLoff
Vcc–0.3
V
TC pin pull-in voltage
VTC1
F/S = H
80
110
150
mV
VTC2
F/S = L
160
220
300
mV
BR1 ON voltage
VBRon
0.9
V
BR1 OFF voltage
VBRoff
0.3
V
BRsat voltage
VBRsat
Io = 6 mA, VBR1 = 1.2V
0.15
0.3
V
CI rise voltage
VCI
0.620
0.650
0.680
V
CI hysteresis width
V
CI
60
80
100
mV
IRF voltage
VIRF
RIRF = 180 k
0.725
0.755
0.785
V
VI output current
IVI
VVI = 0.3V, VIV = GND
26
30
34
A
PV pin voltage
VPV
0.720
0.755
0.785
V
IFC/VVI ratio
I
FC/VVI
150
210
250
A/V
Output transistor OFF voltage
VOUT OFF
Vcc–0.3
V
Output transistor ON voltage
VOUT ON
0.3
V
Note: Items shown to be “Target” are not measured.
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