MTD2007F Ver la hoja de datos (PDF) - Shindengen

Número de pieza

componentes Descripción

fabricante

MTD2007F

Stepping Motor Driver ICs

Shindengen 

ŎŕŅijııĸŇ

عၮᧄᔕ↪࿁ऍዋ Typical Application

OUT 1 OUT 2

OUT 4 OUT 3

عផᅑ࿁ऍቯᢙዋ Recommended External Components Value

ܕภޓSymbol

Rs

ផᅑ୯ޓRecommendation

0.68

න૏ޓUnit

ǡ

Rt

13

kǡ

Ct

4700

pF

R1+R2

҇ 10

kǡ

عផᅑേ૞᧦ઙዋ Recommended Operating Conditions

ޓ⋡ິParameter

ធวૡ᷷ᐲ

Junction Temperature

ࡠࠫ࠶ࠢชḮช࿶

Logic Supply Voltage

ࡕ࡯࠲ชḮช࿶

Load Supply Voltage

․ߦᜰቯߥ߈႐วߪTa=25͠ዋTa=25͠ unless otherwise specified

ܕภޓSymbol

ផᅑ୯ޓRecommendation න૏ޓUnit

Tj

-25 ጚ 120

͠

VCC

4.5 ጚ 5.5

V

Vmm

8 ጚ 45

V

ع಴ജชᵹወ࠴࡚࠶ࡇࡦࠣ๟ᵄᢙߩܣቯዋ Setting of Output Current and Chopping Frequency

٤ ಴ജชᵹܣቯᑼዋ Output Current Setting

lchop  10V×reRfs ፧ᎢᎈᎤ

Constant current waveform ፯Motor current፰

٤ ࠴࡚࠶ࡇࡦࠣ๟ᵄᢙܣቯᑼዋ Chopping Frequency Setting

fchop  0.75×1Ct×Rt ᎢHzᎤ

T=1/fchop

Ichop

ĵĸ ዄU170-1ዅ

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