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© 2022 ROHM Co., Ltd.

 

 

65UG067E Rev.001

 

Dec.2022

User’s  Guide 

BD83A14EFV-M-001 

Parts list - continued 

Table 3. Parts list - continued

 

No 

Package 

Parameters 

Part name(series)

 

Type 

Manufacturer 

CPLSET1 

1005 

1500pF,X7S,50V 

GCM155R71H222KA37 

Ceramic 

Murata 

CPLSET2 

Open 

RCSL 

1220 

56mΩ 

LTR10L series 

Resistor 

Rohm 

COVP 

1005 

1000pF,X7S,50V 

GCM155R71H102KA37 

Ceramic 

Murata 

XLED1 

1005 

470pF,X7S,50V 

GCM1555C1H471JA16 

Ceramic 

Murata 

XLED2 

1005 

470pF,X7S,50V 

GCM1555C1H471JA16 

Ceramic 

Murata 

XLED3 

1005 

470pF,X7S,50V 

GCM1555C1H471JA16 

Ceramic 

Murata 

XLED4 

1005 

470pF,X7S,50V 

GCM1555C1H471JA16 

Ceramic 

Murata 

RADIM1 

Open 

RADIM2 

Open 

RADIM3 

Open 

REND 

Open 

RENU 

Open 

RSYNCD 

Open 

RVCC 

1608 

0Ω 

Resistor 

RG 

1608 

0Ω 

Resistor 

RSYNCU 

1608 

0Ω 

Resistor 

RPWM 

1608 

0Ω 

Resistor 

JFAIL_EXT 

Open 

JPADIM_VCC1 

Open 

JPADIM_VCC2 

Open 

JFAIL_REG 

1608 

0Ω 

Resistor 

JPADIM_REG 

1608 

0Ω 

Resistor 

U1 

HTSSOP-B24 

BD83A14EFV-M 

LED Dr 

Rohm 

 

 

 

Содержание BD83A14EFV-M

Страница 1: ...BD83A14EFV M Evaluation Board REFLED004 EVK 001...

Страница 2: ...al contact or even bringing your hand close to the board may result in discharge and lead to severe injury or death Therefore DO NOT touch the board with your bare hands or bring them too close to the...

Страница 3: ...combining with PWM dimming DC DC converters can be controlled for boost applications and the input operating voltage range is 4 5 V to 48V Application Automotive backlight application for CID cluster...

Страница 4: ...or LEDs to evaluation board Anode to VOUT pin Cathode to LEDx pin 2 Connect power supply to B pin and B pin of the evaluation board 3 Connect power supply to EN pin It must be less than 7V 4 Connect p...

Страница 5: ...For unused channels pull down the LED pin to GND with 10k The ISET terminal voltage can be adjusted according to the voltage input to the ADIM_P terminal The LED current can be calculated from the fol...

Страница 6: ...4 10 2022 ROHM Co Ltd 65UG067E Rev 001 Dec 2022 User s Guide BD83A14EFV M 001 Pin configuration Figure 6 Pin configuration...

Страница 7: ...5 10 2022 ROHM Co Ltd 65UG067E Rev 001 Dec 2022 User s Guide BD83A14EFV M 001 Evaluation board schematic Figure 7 Evaluation board schematic...

Страница 8: ...series Resistor Rohm RRT2 1608 12k MCR03 series Resistor Rohm RFAIL 1608 100k MCR03 series Resistor Rohm CREG 2012 2 2 F 16V GCM21BR71C205KA49 Ceramic Murata CREG2 Open M1 HSMT8AG 40V 27A RQ3G270BJFR...

Страница 9: ...7 Ceramic Murata XLED1 1005 470pF X7S 50V GCM1555C1H471JA16 Ceramic Murata XLED2 1005 470pF X7S 50V GCM1555C1H471JA16 Ceramic Murata XLED3 1005 470pF X7S 50V GCM1555C1H471JA16 Ceramic Murata XLED4 100...

Страница 10: ...1 6mm Copper thickness 1 oz Number of layers 4 Board size 90X60mm Minimum copper width 0 15mm Minimum air gap 0 15mm Minimum hole size 0 3mm The layout of BD83A14EFV M is shown below Top view Top view...

Страница 11: ...data Ta 25 C Output voltage 34V Iout 120mA x 4ch Figure 12 Efficiency vs Input voltage Figure 13 Gain Phase vs Frequency VCC 12V Efficiency Input voltage V 70 75 80 85 90 95 100 5 10 15 20 180 120 60...

Страница 12: ...10 10 2022 ROHM Co Ltd 65UG067E Rev 001 Dec 2022 User s Guide BD83A14EFV M 001 Revision history Date Revision number Description 06 Dec 2021 001 Initial release...

Страница 13: ...ch technical information The Products specified in this document are not designed to be radiation tolerant For use of our Products in applications requiring a high degree of reliability as exemplified...

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