bd8203efv-e2 ROHM Co. Ltd., bd8203efv-e2 Datasheet
bd8203efv-e2
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... System Moter Driver BD8203EFV ●Description BD8203EFV is 5ch system motor driver for CD/DVD. A linear BTL method can be adopted for all 5ch and a low noise be designed. Built-in 5V regulator, a changeable regulator, and a general-purpose operational amplifier , and it is the best for the system design for car audio. ...
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... BD8203EFV ●Electrical Characteristics (Unless otherwise noted PREVCC=PVCC1=PVCC2 =8V, REGVARVCC＝5V, VCO=1.65V, Ta=25℃) Parameter Quiescent current Circuit current Standby-on current Input offset voltage Output offset voltage Output saturation voltage (vertical harmony) BTL Driver Input output gain Input impedance Slew rate Input offset voltage ...
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... BD8203EFV ●Package Outlines www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. HTSSOP-B40 BD8203EFV LOT NO. 3/21 Technical Note 2010.02 - Rev.A ...
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... BD8203EFV ●Block Diagram SGND SGND STBY SGND SGND PREVCC +8V SGND PGND ●Pin Description No. Symbol Description 1 SGNT Signal GNT 2 REG5 REG5V Output 3 PREVCC PRE part, REG circuit, power supply terminal(+8V) 4 PVCC1 Power supply 1 5 PGNT Power GNT ...
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... BD8203EFV ●Equivalent-Circuit Diagram of the Terminals Pin name Vo1± Vo2± Vo3± Vo5± VCI VCO www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. Equivalent-circuit diagram of the terminals 10kΩ 10kΩ PGND 10kΩ 10kΩ PGND REG5 VCI 1kΩ ...
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... BD8203EFV Pin name MUTE123, MUTE4, RVS, FWD REGRST REGVAR, REGVARVCC REGCTL www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. Equivalent-circuit diagram of the terminals PVCC1 10kΩ 10kΩ PGND PGND PREVCC REGRST 100kΩ CLUMPER 100kΩ SGND SGND SGND PREVCC ...
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... BD8203EFV Pin name Vo4±, VSPDL IN1 OPIN + - www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. Equivalent-circuit diagram of the terminals PVCC2 PVCC2 10kO Vo4- Vo4+ Parasitism Di Parasitism Di 10kO PGND PGND REG5 10kO 10kO 5600O 5600O VCO PREVCC REG5 IN1～4 40kΩ ...
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... BD8203EFV Pin name OPOUT VCTL TSDM REG5 * Resistance in the above-mentioned equivalent-circuit diagram of the terminals is 25℃, and a value at typical. www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. Equivalent-circuit diagram of the terminals REG5 REG5 OPOUT SGND SGND REG5 10kΩ VCTL PGND TSDM 1kΩ ...
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... BD8203EFV ●Functional Description Table for operation (PREVCC=PVCC1=PVCC2=8.0V,REGVARVCC=5.0V,VCO=1.65V) Input REGRST MUTE123 MUTE4 Low - - High Low Low High High Low High Low High High High High High - - High - - High - - High - - ①BTL driver control BTL driver's ON/OFF can control with MUTE123 and MUTE4 terminal. ...
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... BD8203EFV ③ 5V regulator 1 1.2V REG-RST ◎Regulator 1 control ON/OFF of regulator 1 can control with REGRST terminal. REGRST Regulator 1 Low High ◎Vcc－Vo Characteristic REGON_PREVCC ◎Timing chart www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. PREVCC REG5 OFF REG5 0V High REGRST Low 10/21 Technical Note ...
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... BD8203EFV ④3.6V changeable regulator 2 3.3V 10kΩ REGCTL REG-RST ◎Regulator 2 controls ON/OFF of regulator 2 can control with REGRST terminal. REGRST Regulator 2 Low High ◎Vcc-Vo Characteristic PREVCC=8V REGCTL=3.3V 3.6V 0V ◎REGCTL－Vo Characteristic It is changeable according to the terminal REGCTL in linear as for the output voltage of REGVAR. The range of REGVAR of the output voltage setting is 0.5-4.1V(At REGVARVCC=5V (typ.)). ...
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... BD8203EFV ⑤ OPAMP for the voltage detection between driver outputs Vo4+ Vo4- The voltage difference of Vo4+, Vo4- of the BTL driver for SPDL is detected and it outputs to VSPDL terminal. PVCC2-VOHLD 1 ― (PVCC2-0.7)V 2 www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. REG5(5V) 5600Ω ...
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... BD8203EFV ⑥ Thermal shutdown flag output function TSDM = Hi-Z in operation usually When a thermal shutdown operates, TSDM terminal becomes Low. When a thermal shutdown operates, every driver output (Vo1-Vo5) and regulator output (REG5, REGVAR) is made to turn off (output HI-Z). TSD Thermal shutdown OFF ON ⑦Power supply drop mute and VC drop mute function All driver outputs (Vo1-Vo5) are turned off (output HI-Z) by the power supply drop mute function at PREVCC< ...
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... BD8203EFV ⑧Start-up sequence regulations REGRST REGCTL REG5 If the signal is input before standing up of REG5, the leakage voltage is generated in REG5. MUTE4 MUTE123 FWD RVS After REG5 stands up, the control signal is turned on. Terminal ※ where the destination of hanging the diode on the power supply side is REG5 must defend the above-mentioned sequence so as not to impress the voltage more than the voltage of REG5 terminal ...
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... BD8203EFV ⑨ Method of calculating Gain i) Loading VCTL V IN ii) Focus, Tracking, sled, spindle VIAMP 40kΩ IN ×1 40kΩ VC 80kΩ 40kΩ www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. １0kΩ FWD RVS Level VIAMP shift １0kΩ ×0.705 It becomes 2× ...
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... ESR is low. Please apply the ceramic capacitor with a high frequency characteristic to the root of IC. PVCC1 PGND PVCC2 Please separate as much as possible in the root of the power supply. www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. 47µF 47µF IC except Driver 16/21 Technical Note 0.1µF 0.1µF Driver IC (BD8203EFV) 2010.02 - Rev.A ...
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... BD8203EFV ③There is a method of inserting LC filter in the power supply line or GNT line, when not improved by ①②. (Example Vcc GND Vcc GND Vcc GND ④In addition, there is a method of adding the capacitor of about 2200pF (arbitrary capacity) between each output and GNT in the PWM driver (Sled). In this case, the wiring for GNT must not have common impedances with other signals. ...
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... BD8203EFV ●Application circuit chart SGND REGVARVCC 0.1uF 10uF VCC 10uF 10kΩ SGND SGND SGND SGND PREVCC +8V SGND 0.1uF 0.1uF 10uF 0.1uF www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. ※Please adjust the capacity connected with VCO terminal to 0.1uF or less. ...
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... BD8203EFV ●ASO 6~15pin ASO Data (TON＝0.1sec) PREVCC＝PVCC1=PVCC2＝15V Ta＝25℃ PVCC PGND Uppe wTr 3.0 1.4 1.0 1 0.5 TYP.8V 0 [V] CE www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. SW TON＝0.1sec 0.1sec 3 3.0 1.4 1.4 1.0 1 0.5 MAX.15V 0 19/21 Technical Note wTr MAX ...
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... BD8203EFV ●Notes for use 1.Absolute maximum ratings We are careful enough for quality control about this IC. So, there is no problem under normal operation, excluding that it exceeds the absolute maximum ratings. However, this IC might be destroyed when the absolute maximum ratings, such as impressed voltages or the operating temperature range, is exceeded, and whether the destruction is short circuit mode or open circuit mode cannot be specified ...
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... BD8203EFV ●Ordering part number Part No. Part No. HTSSOP-B40 13.6±0.1 (MAX 13.95 include BURR) (8. 1PIN MARK 0.625 0.17 S +0.05 −0.04 0.24 0.08 0.65 0.08 S (Unit : mm) www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved Package EFV: HTSSOP-B40 <Tape and Reel information> Tape Embossed carrier tape (with dry pack) ...
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No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose ...