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參數(shù)資料
| 型號(hào)： | LB1824 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Power Brushless Motor Driver for OA Equipment |
| 中文描述： | 功率無(wú)刷電機(jī)驅(qū)動(dòng)的辦公自動(dòng)化設(shè)備 |
| 文件頁(yè)數(shù)： | 5/9頁(yè) |
| 文件大?。?/td> | 134K |
| 代理商： | LB1824 |
LB1824
Logic Table
F/R = Low
F/R = High
Parameter
Source
→
Sink
IN1
IN2
IN3
IN1
IN2
IN3
1
OUT3
→
OUT2
H
H
L
L
L
H
2
OUT3
→
OUT1
H
L
L
L
H
H
3
OUT2
→
OUT3
L
L
H
H
H
L
4
OUT1
→
OUT2
L
H
L
H
L
H
5
OUT2
→
OUT1
H
L
H
L
H
L
6
OUT1
→
OUT3
L
H
H
H
L
L
Note: ‘H’ for an input indicates the state where IN+ > IN–.
H: High
L: Low
The formula below gives the relationship between the crystal oscillator frequency (f
OSC
) and the FG frequency (f
FG
).
(External crystal oscillator circuit)
External Constants (reference values)
X’tal (MHz)
C1 (pF)
C2 (pF)
R (k
)
3 to 4
39
82
0.82
4 to 5
39
82
1.0
5 to 7
39
47
1.5
7 to 10
39
27
2.0
Note that the crystal used should have a ratio between the fundamental
wave f
O
impedance and 3f
O
impedance of 1:5 or greater.
No. 4264-5/9
f
FG
(servo) = f
OSC
/(the ECL divider factor (16)
×
the number of counts)
= f
OSC
/8192
Pin Functions
Pin name
Pin No.
Function
IN1+, IN1–
IN2+, IN2–
IN3+, IN3–
20, 19
18, 17
16, 15
OUT1 Hall input pin
OUT2 Hall input pin
OUT3 Hall input pin
OUT1
8
Output pin 1
OUT2
9
Output pin 2
OUT3
10
Output pin 3
V
CC
3
Pin for the power supply applied to all blocks other than the output block
V
M
14
Output block power supply pin. Also used for output current detection: connecting a resistor
(R
f
) between this pin and V
CC
allows the output current to be detected as a voltage.
GND1
22
Ground for all blocks other than the output block
GND2
11
Output block ground
CR
7
Pin for setting the PWM oscillator frequency
INT IN
25
Integrator input pin
INT OUT
26
Integrator output pin (speed control pin)
D OUT
24
Speed discriminator output pin: overspeed
→
high
P OUT
27
PLL output pin
LD
23
Lock detection pin. Open collector output. Goes low when the motor speed is within the lock
range (±6.25%).
FG IN+
FG IN–
4
5
FG pulse input pin (4 V power supply pin)
FG OUT
6
FG amplifier output pin
FGS OUT
28
FG amplifier output pin (post-schmitt). Open collector output.
X’tal
21
Crystal oscillator pin. Connect the crystal oscillator to this pin.
5 V
1
5 V power supply pin
7 V
2
7 V power supply pin
S/S
13
Start/stop control pin
Start
→
low, stop
→
high
F/R
12
Forward/reverse control pin
Forward
→
low, reverse
→
high
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LB1825 | Three-Phase Brushless Motor Driver |
| LB1830 | Low-Saturation Bidirectional Motor Driver for Low-Voltage Applications |
| LB1830M | Low-Saturation Bidirectional Motor Driver for Low-Voltage Applications |
| LB1831M | Low-Saturation Bidirectional Motor Driver for Low-Voltage Applications |
| LB1832V | Low-Saturation 1.5-Channel 3 V Drive Bidirectional Driver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LB1825 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver |
| LB1830 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Low-Saturation Bidirectional Motor Driver for Low-Voltage Applications |
| LB1830M | 制造商:Panasonic Industrial Company 功能描述:IC |
| LB1830M_11 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Low-Voltage, Low-Saturation Bidirectional Motor Driver |
| LB1830MC | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Bidirectional Motor Driver |
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