U170 MTD2003F

ŎŕŅijııĴŇ
‫․ ع‬㐳㧛 Features
٨ ቯ㔚ᵹ೙ᓮᯏ⢻㧔๟ᵄᢙ࿕ቯ‫ઁޔ‬ബᑼ㧕
٨ Constant Current Control Function (Fixed Frequency PWM Control)
٨ 4 ⋧౉ജ
٨ 4-Phase Input
٨ 2 bit ቯ㔚ᵹ࡟ࡌ࡞ಾᦧᯏ⢻
٨ 2-bit Digital Current Selection
٨ ࡁࠗ࠭ࠠࡖࡦ࠮࡞ᯏ⢻
٨ Noise Cancellation Function
٨ ⽾ㅢ㔚ᵹ㒐ᱛᯏ⢻
٨ Cross Conduction Protection
٨ ㆊᾲ଻⼔ᯏ⢻
٨ Thermal Shutdown Function
٨ ㅒ⿠㔚ജๆ෼࠳ࠗࠝ࡯࠼ౝ⬿
٨ Built-in Flywheel and Flyback Diodes
‫⛘ ع‬ኻᦨᄢቯᩰ㧛 Absolute Maximum Ratings
․ߦᜰቯߥ߈႐วߪTa=25͠㧛Ta=25͠ unless otherwise specified
㗄‫ޓޓ⋡ޓ‬Parameter
ࡠࠫ࠶ࠢ㔚Ḯ㔚࿶
Logic Supply Voltage
ࡠࠫ࠶ࠢ౉ജ㔚࿶
Logic Input Voltage
ࡕ࡯࠲㔚Ḯ㔚࿶
Load Supply Voltage
಴ജ㔚ᵹ
Output Current
ࡈ࡜ࠗࡎࠗ࡯࡞࠳ࠗࠝ࡯࠼㔚ᵹ
Flywheel Diode Current
⸵ኈ៊ᄬ
Power Dissipation
଻ሽ᷷ᐲ
Storage Temperature
ធวㇱ᷷ᐲ
Junction Temperature
ijĶ
㧔U170-1㧕
⸥ภ‫ޓ‬Symbol
ቯᩰ୯‫ޓ‬Rating
න૏‫ޓ‬Unit
VCC
0㨪6
V
VIN/I0/I1
0 㨪 VCC
V
Vmm
30
V
IC
1.2
A
If
1.2
A
PD
3
W
Tstg
-40 㨪 150
͠
Tj
150
͠
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‫ ع‬㔚᳇⊛․ᕈ㧛 Electrical Characteristics
․ߦᜰቯߥ߈႐วߪTa=25͠,VCC=5V㧛Ta=25͠,VCC=5V unless otherwise specified
㗄‫ޓޓ⋡ޓ‬Parameter
Output stage
਄஥಴ജ㘻๺㔚࿶
Output Saturation Voltage 㩿Upper side㪀
ਅ஥಴ജ㘻๺㔚࿶
Output Saturation Voltage 㩿Lower side㪀
਄஥಴ജ࡝࡯ࠢ㔚ᵹ
Output Leakage Current 㩿Upper side㪀
ਅ஥಴ജ࡝࡯ࠢ㔚ᵹ
Output Leakage Current 㩿Lower side㪀
਄஥࠳ࠗࠝ࡯࠼㗅㔚࿶
Diode Forward Drop 㩿Upper side㪀
ਅ஥࠳ࠗࠝ࡯࠼㗅㔚࿶
Diode Forward Drop 㩿Lower side㪀
⸥ภ‫ޓ‬Symbol
᷹ቯ᧦ઙ‫ޓ‬Condition
min.
typ.
max.
න૏‫ޓ‬Unit
VCE 㩿SAT㪀㩷H
IC=1.0A
-
1.2
1.4
V
VCE 㩿SAT㪀㩷L
IC=1.0A
-
0.7
1.0
V
IrH
Vmm=30V, VOUT=0V
-
-
10
ǴA
IrL
VOUT=30V, VRs=0V
-
-
10
ǴA
V FH
If=1.0A
-
1.4
1.6
V
VFL
If=1.0A
-
1.3
1.5
V
-
50
65
mA
-
15
25
mA
VINH
2.3
-
VCC
V
VINL
GND
-
0.6
V
Logic stage
VCC ᶖ⾌㔚ᵹ㧔2 ࿁〝 ON ᤨ㧕
Logic Supply Current 㩿2 Circuit ON㪀
VCC ᶖ⾌㔚ᵹ㧔2 ࿁〝 OFF ᤨ㧕
Logic Supply Current 㩿2 Circuit OFF㪀
IŇH̍౉ജ㔚࿶
IŇH̍Input Voltage
IŇL̍౉ജ㔚࿶
IŇL̍Input Voltage
IŇH̍౉ജ㔚ᵹ
IŇH̍Input Current
IŇL̍౉ജ㔚ᵹ
IŇL̍Input Current
I0,I1̌H̍౉ജ㔚࿶
I0,I1̌H̍Input Voltage
I0,I1̌L̍౉ജ㔚࿶
I0,I1̌L̍Input Voltage
I0,I1̌H̍౉ജ㔚ᵹ
I0,I1̌H̍Input Current
I0,I1̌L̍౉ജ㔚ᵹ
I0,I1̌L̍Input Current
Vref ౉ജ㔚ᵹ
Vref input current
Vs ౉ജ㔚ᵹ
Vs Input Current
Comp ࠬ࡟࠶ࠪࡘࡎ࡯࡞࠼㧔100㧑㧕
Comparator Threshold 㩿100%㪀
Comp ࠬ࡟࠶ࠪࡘࡎ࡯࡞࠼㧔70㧑㧕
Comparator Threshold 㩿70%㪀
Comp ࠬ࡟࠶ࠪࡘࡎ࡯࡞࠼㧔33㧑㧕
Comparator Threshold 㩿33%㪀
࠴࡚࠶ࡇࡦࠣ๟ᵄᢙ
Chopping Frequency
ࡉ࡜ࡦࠠࡦࠣ࠲ࠗࡓ
Blanking Time
Vs ᦨᄢ㔚࿶
Vs Maximum Voltage
ㆊᾲ଻⼔േ૞᷷ᐲ
Thermal Shutdown Temperature
ICC (ON)
ICC (OFF)
VIN=all 0V or all 5V
IINH
VIN=3.3 or 5V
-
-
10
ǴA
IINL
VIN=0V
-
-3
-20
ǴA
VI0/I1H
2.3
-
VCC
V
VI0/I1L
GND
-
0.6
V
II0/I1H
VI0/I1=3.3 or 5V
-
-
10
ǴA
II0/I1L
VI0/I1=0V
-
-75
-100
ǴA
Iref
Vr=5V
-
500
650
ǴA
Is
Vs=0V
-
-1
-10
ǴA
Vs1
Vr=5V, VI0=0V, VI1=0V
0.475
0.5
0.525
V
Vs2
Vr=5V, VI0=5V, VI1=0V
0.322
0.35
0.378
V
Vs3
Vr=5V, VI0=0V, VI1=5V
0.153
0.17
0.187
V
fchop
Ct=3300pF, Rt=18kǡ
-
23
-
kHz
Ct=3300pF
-
1.55
-
Ǵs
Vs (max)
-
-
1.5
V
TTSD
-
150
-
͠
tb
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㧔U170-1㧕
ijķ
ŎŕŅijııĴŇ
‫ ع‬ၮᧄᔕ↪࿁〝㧛 Typical Application
‫ ع‬ផᅑ࿁〝ቯᢙ㧛 Recommended External Components Value
⸥ภ‫ޓ‬Symbol
ផᅑ୯‫ޓ‬Recommendation
න૏‫ޓ‬Unit
Rt
18
kǡ
Ct
3300
pF
Vr
VCC
V
‫ ع‬ផᅑേ૞᧦ઙ㧛 Recommended Operating Conditions
․ߦᜰቯߥ߈႐วߪTa=25͠㧛Ta=25͠ unless otherwise specified
㗄⋡‫ޓ‬Parameter
ធวㇱ᷷ᐲ
Junction Temperature
ࡠࠫ࠶ࠢ㔚Ḯ㔚࿶
Logic Supply Voltage
ࡕ࡯࠲㔚Ḯ㔚࿶
Load Supply Voltage
⸥ภ‫ޓ‬Symbol
ផᅑ୯‫ޓ‬Recommendation
න૏‫ޓ‬Unit
Tj
-25 㨪 120
͠
VCC
4.75 㨪 5.25
V
Vmm
㨪 27
V
‫ ع‬಴ജ㔚ᵹ㧘࠴࡚࠶ࡇࡦࠣ๟ᵄᢙߩ⸳ቯ㧛 Setting of Output Current and Chopping Frequency
٤ ಴ജ㔚ᵹ⸳ቯᑼ㧛 Output Current Setting
Vr
lchop – 0.015 㪲A㪴
10 × Rs
Constant current waveform 㩿Motor current㪀
٤ ࠴࡚࠶ࡇࡦࠣ๟ᵄᢙ⸳ቯᑼ㧛 Chopping Frequency Setting
fchop 1 㪲Hz㪴
0.72 × Ct × Rt
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㧔U170-1㧕
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T=1/fchop
Ichop
‫ࡦࡇ ع‬㈩⟎࿑㧛 Pin Assignment
Top View MTD2003F
Vmm A
OUT 1
NC
Rs A
NC
NC
OUT 2
Vcc
IN 1
IN 2
I0
NC
Vs A
Vr
GND
GND
OUT 3
NC
NC
Rs B
NC
OUT 4
Vmm B
CR
Vs B
NC
I1
IN 3
IN 4
Vcc
Package
HSOP28
‫⌀ ع‬ℂ୯⴫㧛 Truth Table
IN 1 or 4
IN 2 or 3
OUT 1 or 4
OUT 2 or 3
L
L
OFF
OFF
L
H
L
H
H
L
H
L
H
H
OFF
OFF
I0
I1
Output current
level㧔㧑㧕
Vref 㩿V㪀
㩿at Vr=5V㪀
L
L
100
0.5 r 5㧑
H
L
70
0.35 r 8㧑
L
H
33
0.17 r 10㧑
H
H
0
-
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㧔U170-1㧕
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ご 注 意
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その製品の故障や誤動作が直接生命や人体に影響を及ぼすような極めて高い品質、信頼度を要求される特
別、特定用途の機器、装置にご使用の場合には必ず事前に当社へご連絡の上、確認を得て下さい。 当社の
製品の品質水準は以下のように分類しております。
【標準用途】
コンピュータ、OA 等の事務機器、通信用端末機器、計測器、AV 機器、アミューズメント機器、家電、
工作機器、パーソナル機器、産業用機器等
【特別用途】
輸送機器(車載、船舶等)、基幹用通信機器、交通信号機器、防災/防犯機器、各種安全機器、医療
機器等
【特定用途】
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等
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into the following three applications according the quality grade.
【Standard applications】
Computers, office automation and other office equipment, communication terminals, test and
measurement equipment, audio/visual equipment, amusement equipment, consumer electronics,
machine tools, personal electronic equipment, industrial equipment, etc.
【Special applications】
Transportation equipment (vehicles, ships, etc.), trunk-line communication equipment, traffic signal
control systems, anti-disaster/crime systems, safety equipment, medical equipment, etc.
【Specific applications】
Nuclear reactor control systems, aircraft, aerospace equipment, submarine repeaters, life support
equipment and systems, etc.
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are advised to consider and take safety measures in their design, such as redundancy, fire containment and
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