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參數資料
| 型號： | LV8747T |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 穩壓器 |
| 英文描述： | 1.75 A SWITCHING CONTROLLER, 150 kHz SWITCHING FREQ-MAX, PQFP64 |
| 封裝： | 7 X 7 MM, TQFP-64 |
| 文件頁數： | 1/21頁 |
| 文件大小： | 228K |
| 代理商： | LV8747T |
O1007 MS PC 20071001-S00003 No.A0967-1/21
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'sproductsor
equipment.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
LV8747T
Overview
The LV8747T is a PWM constant-current control stepping motor driver and switching regulator controller IC.
Features
Two circuits of PWM constant-current control stepping motor driver incorporated
Two circuits of switching regulator controller incorporated
Motor driver control power incorporated
Control of the stepping motor to W1-2 phase excitation possible
Chopping frequency selectable
Output short-circuit protection circuit incorporated
High-precision reference voltage circuit incorporated
Output-stage push-pull composition enabling high-speed operation
Timer latch type short-circuit protection circuit incorporated
Upper and lower regenerative diodes incorporated
Thermal shutdown circuit incorporated
Specifications
Absolute Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage
VM max
38
V
Driver output peak current 1
MDIO peak1
OUT1/OUT2 tw
≤ 10ms, duty 20%
1.75
A
Driver output continuous current 1
MDIO max1
OUT1/OUT2
1.5
A
Driver output peak current 2
MDIO peak2
OUT3/OUT4 tw
≤ 10ms, duty 20%
0.8
A
Driver output continuous current 2
MDIO max2
OUT3/OUT4
0.5
A
Regulator output current
SWIO max
OUT5/OUT6 tw
≤ 1s
500
mA
Continued on next page.
Bi-CMOS LSI
PWM Constant-Current Control Stepping Motor
Driver and Switching Regulator Controller
Ordering number : ENA0967
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LV8747TA | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:PWM Constant-Current Control Stepping Motor Driver and Switching Regulator Controller |
| LV8747TA-2H | 功能描述:馬達/運動/點火控制器和驅動器 RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
| LV8747TA-AE | 功能描述:馬達/運動/點火控制器和驅動器 RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
| LV8747TA-NH | 功能描述:馬達/運動/點火控制器和驅動器 RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
| LV8747T-TLM-E | 功能描述:馬達/運動/點火控制器和驅動器 10-35V Step w SW-Reg 2chBrush Motor Dr RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
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