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參數(shù)資料
| 型號： | TB62218FNG |
| 元件分類： | 運(yùn)動(dòng)控制電子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, PDSO48 |
| 封裝： | 0.300 INCH, 0.50 MM PITCH, PLASTIC, TSSOP-48 |
| 文件頁數(shù)： | 19/24頁 |
| 文件大?。?/td> | 463K |
| 代理商： | TB62218FNG |
TB62218FNG
2010-10-07
4
Pin Function
Pin
No.
Pin Name
Function
Pin
No.
Pin Name
Function
1
OSCM
Oscillator pin for PWM choppers
25
GND
Motor power ground
2
NC
No-connect
26
OUT_B2
3
IN_A1
A-phase excitation control input
27
OUT_B1
B-phase negative driver output
4
IN_A2
A-phase excitation control input
28
NC
No-connect
5
PHASE_A Current direction signal input for A phase
29
GND
Motor power ground
6
NC
No-connect
30
NC
No-connect
7
PHASE_B Current direction signal input for B phase
31
NC
No-connect
8
IN_B1
B-phase excitation control input
32
OUT_B2
9
IN_B2
B-phase excitation control input
33
OUT_B1
B-phase positive driver output
10
BY
STAND
High: Normal operation mode
Low: Standby mode
34
NC
No-connect
11
GND
Logic ground
35
Rs_B2
12
NC
No-connect
36
Rs_B1
Power supply pin of B-phase motor coil and
the sink current sensing of B-phase motor coil
13
Rs_A1
37
NC
No-connect
14
Rs_A2
Power supply pin of A-phase motor coil and
the sink current sensing of A-phase motor coil 38
NC
No-connect
15
NC
No-connect
39
VM
Power supply
16
OUT_A1
40
NC
No-connect
17
OUT_A2
A-phase positive driver output
41
VCC
Smoothing filter for logic power supply
18
NC
No-connect
42
NC
No-connect
19
NC
No-connect
43
NC
No-connect
20
GND
Motor power ground
44
NC
No-connect
21
NC
No-connect
45
NC
No-connect
22
OUT_A1
46
GND
Logic ground
23
OUT_A2
A-phase negative driver output
47
Vref_B
Tunes the current level for B-phase motor
drive.
24
GND
Motor power ground
48
Vref_A
Tunes the current level for A-phase motor
drive.
Pin Interfaces (HTSSOP48)
The equivalent circuit diagrams may be simplified or some parts of them may be omitted for explanatory purposes.
Absolute precision of the chip internal resistance is +/-30%.
1
1k
500
46
3
100k
5
150
7
8
46
9
10
13
39
8k
3k
36
24
14
20
16
17
22
23
33 27
32 26
25
29
35
47
1k
48
41
46
4
11
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
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| TB62237SM | 制造商:THOMAS & BETTS 功能描述: |
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