BD9120HFN Rohm, BD9120HFN Datasheet
BD9120HFN
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BD9120HFN Summary of contents
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... Synchronous Buck Converter Integrated FET BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●General Description ROHM’s high efficiency step-down switching regulators (BD9106FVM,BD9107FVM,BD9109FVM,BD9110NV,B D9120HFN) are the power supply designed to produce a low voltage including 1 volts from 5/3.3 volts power supply line. Offers high efficiency with our original pulse skip control technology and synchronous rectifier ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Pin Configurations (Top View) 1 ADJ 2 ITH GND PGND Fig.2 BD9106FVM, BD9107FVM (Top View) ADJ ITH 3 GND 4 Fig.4 BD9110NV ●Pin Descriptions 【BD9106FVM, BD9107FVM, BD9109FVM】 Pin No. Pin name 1 ADJ/V OUT 2 ITH GND ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Ordering Information Part Number ●Lineup Operating Input voltage Temperature range Range 4.0V to 5.5V -25℃ to +85℃ 4.5V to 5.5V 2.7V to 4.5V -25℃ to +105℃ 4.5V to 5.5V ●Absolute Maximum Ratings (Ta=25℃) Parameter V voltage CC PV voltage CC EN voltage SW,ITH voltage Power dissipation 1 Power dissipation 2 ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Electrical Characteristics ◎BD9106FVM (Ta=25℃, V =5V, EN=V CC Parameter Symbol Standby current Bias current EN Low voltage EN High voltage EN input current Oscillation frequency *9 Pch FET ON resistance *9 Nch FET ON resistance ADJ Voltage *9 Output voltage ITH nk current SI ITH ource urrent S C UVLO threshold voltage ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ◎BD9110NV (Ta=25℃, V =PV =5V, EN Parameter Symbol Standby current Bias current EN Low voltage EN High voltage EN input current Oscillation frequency *9 Pch FET ON resistance *9 Nch FET ON resistance ADJ Voltage *9 Output voltage ITH nk current SI ITH ource urrent S C UVLO threshold voltage ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Block Diagram 【BD9106FVM, BD9107FVM】 Fig.6 BD9106FVM, BD9107FVM Block Diagram 【BD9109FVM】 www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 www.DataSheet.co.kr Fig.7 BD9109FVM Block Diagram 6/40 Datasheet TSZ02201-0J3J0AJ00090-1-2 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN 【BD9110NV】 【BD9120HFN】 www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.8 BD9110NV Block Diagram www.DataSheet.co.kr Fig.9 BD9120HFN Block Diagram 7/40 Datasheet TSZ02201-0J3J0AJ00090-1-2 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Typical Performance Curves 【BD9106FVM】 Fig.10 Vcc-Vout Fig.12 Iout-Vout www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.11 Ven-Vout www.DataSheet.co.kr Fig.13 Ta-Vout TSZ02201-0J3J0AJ00090-1-2 8/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.14 Efficiency Fig.16 Ta-Ronn, Ronp www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.15 Ta-Fosc www.DataSheet.co.kr Fig.17 Ta-Ven TSZ02201-0J3J0AJ00090-1-2 9/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.18 Ta-Icc Fig.20 Soft start waveform www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.19 Vcc-Fosc www.DataSheet.co.kr Fig.21 SW waveform Io=10mA TSZ02201-0J3J0AJ00090-1-2 10/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.22 SW waveform Io=200mA Fig.24 Transient response Io=600→100mA(10μs) www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig. 23 Transient response Io=100→600mA(10μs) www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 11/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN 【BD9107FVM】 Fig.25 Vcc-Vout Fig.27 Iout-Vout www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.26 Ven-Vout www.DataSheet.co.kr Fig.28 Ta-Vout TSZ02201-0J3J0AJ00090-1-2 12/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.29 Efficiency Fig.31 Ta-R ONN www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 www.DataSheet.co. ONP 13/40 Datasheet Fig.30 Ta-Fosc Fig.32 Ta-V EN TSZ02201-0J3J0AJ00090-1-2 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.33 Ta-I Fig.35 Soft start waveform www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 CC www.DataSheet.co.kr 14/40 Datasheet Fig.34 Vcc-Fosc Fig.36 SW waveform Io=10mA TSZ02201-0J3J0AJ00090-1-2 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.37 SW waveform Io=500mA Fig.39 Transient response Io=600→100mA(10μs) www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig. 38 Transient response Io=100→600mA(10μs) www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 15/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN 【BD9109FVM】 Fig.40 Vcc-Vout Fig.42 Iout-Vout www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.41 Ven-Vout www.DataSheet.co.kr Fig. 43 Ta-Vout TSZ02201-0J3J0AJ00090-1-2 16/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.44 Efficiency Fig.46 Ta-Ronn, Ronp www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.45 Ta-Fosc www.DataSheet.co.kr Fig.47 Ta-Ven TSZ02201-0J3J0AJ00090-1-2 17/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.48 Ta-Icc Fig.50 Soft start waveform www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.49 Vcc-Fosc www.DataSheet.co.kr Fig.51 SW waveform Io=10mA TSZ02201-0J3J0AJ00090-1-2 18/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.52 SW waveform Io=500mA Fig.54 Transient response Io=600→100mA(10μs) www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig. 53 Transient response Io=100→600mA(10μs) www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 19/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN 【BD9110NV】 Fig.55 Vcc-Vout Fig.57 Iout-Vout www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.56 Ven-Vout www.DataSheet.co.kr Fig. 58 Ta-Vout TSZ02201-0J3J0AJ00090-1-2 20/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.59 Efficiency Fig.61 Ta-Ronn, Ronp www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.60 Ta-Fosc www.DataSheet.co.kr Fig.62 Ta-Ven TSZ02201-0J3J0AJ00090-1-2 21/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.63 Ta-Icc Fig.65 Soft start waveform www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.64 Vcc-Fosc www.DataSheet.co.kr Fig.66 SW waveform Io=10mA TSZ02201-0J3J0AJ00090-1-2 22/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.67 SW waveform Io=500mA Fig.69 Transient response Io=600→100mA(10μs) www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig. 68 Transient response Io=100→600mA(10μs) www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 23/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN 【BD9120HFN】 Fig.70 Vcc-Vout Fig.72 Iout-Vout www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.71 Ven-Vout www.DataSheet.co.kr Fig. 73 Ta-Vout TSZ02201-0J3J0AJ00090-1-2 24/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.74 Efficiency Fig.76 Ta-Ronn, Ronp www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.75 Ta-Fosc www.DataSheet.co.kr Fig.77 Ta-Ven TSZ02201-0J3J0AJ00090-1-2 25/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.78 Ta-Icc Fig.80 Soft start waveform www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig.79 Vcc-Fosc www.DataSheet.co.kr Fig.81 SW waveform Io=10mA TSZ02201-0J3J0AJ00090-1-2 26/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Fig.82 SW waveform Io=200mA Fig.84 Transient response Io=600→100mA(10µs) www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Fig. 83 Transient response Io=100→600mA(10μs) www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 27/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Application Information ●Operation BD9106FVM,BD9107FVM,BD9109FVM,BD9110NV,BD9120HFN are a synchronous rectifying step-down switching regulator that achieves faster transient response by employing current mode PWM control system. switching operation in PWM (Pulse Width Modulation) mode for heavier load, while it utilizes SLLM Load Mode) operation for lighter load to improve efficiency. ...
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... BD9106FVM T 1 LATCH ※ In addition to current limit circuit, output short detect circuit is built in on BD9109FVM and BD9120HFN. If output voltage fall below 2V(typ, BD9109FVM) or Vout×0.5(typ,BD9120HFN), output voltage will hold turned OFF. www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Information on Advantages Advantage 1：Offers fast transient response with current mode control system. Conventional product (VOUT of which is 3.3 volts) V OUT I OUT Voltage drop due to sudden change in load was reduced by about 40%. Advantage 2： Offers high efficiency for all load range. ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Switching Regulator Efficency Efficiency ŋ may be expressed by the equation shown below: V ×I P OUT OUT OUT η= ×100[%]= Vin×Iin Pin Efficiency may be improved by reducing the switching regulator power dissipation factors P Dissipation factors resistance dissipation of inductor and FET：PD(I 2) Gate charge/discharge dissipation： ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Selection of Components Externally Connected 1. Selection of inductor ( Δ VOUT L Co Fig.96 Output ripple current * Current exceeding the current rating of the inductor results in magnetic saturation of the inductor, which decreases efficiency. The inductor must be selected allowing sufficient margin with which the peak current may not exceed its current rating. ...
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... ADJ With R1 and R2 adjusted, the output voltage may be determined as required. Adjustable output voltage range： 1.0V to 1.5V/ BD9107FVM, BD9120HFN Use 1 kΩ to 100 kΩ resistor for R1 resistor of the resistance higher than 100 kΩ is used, check the assembled set carefully for ripple voltage etc. ...
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... Lay out CITH and RITH between the pins ITH and GND as neat as possible with least necessary wiring. ※ The package of HSON8 (BD9120HFN) and SON008V5050 (BD9110NV) has thermal FIN on the reverse of the package. The package thermal performance may be enhanced by bonding the FIN to GND plane which take a large area of PCB. ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN Table2. [BD9107FVM] Symbol Part L Coil Ceramic capacitor C IN Ceramic capacitor C O Ceramic capacitor C ITH R Resistance ITH Table3. [BD9109VM] Symbol Part L Coil Ceramic capacitor C IN Ceramic capacitor C O Ceramic capacitor C ITH R Resistance ITH Table4. [BD9110NV] Symbol Part ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●I/O Equivalence Circuit 【BD9106FVM, BD9107FVM, BD9109FVM】 ・EN pin V CC 10kΩ EN ・ADJ pin (BD9106FVM, BD9107FVM 10kΩ ADJ ・ITH pin V CC ITH 【BD9110NV, BD9120HFN】 ・EN pin 10kΩ EN ・ITH pin (BD9110NV) ITH 10kΩ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Operational Notes 1. Absolute Maximum Ratings While utmost care is taken to quality control of this product, any application that may exceed some of the absolute maximum ratings including the voltage applied and the operating temperature range may result in breakage. If broken, short-mode or open-mode may not be identified ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Physical Dimensions Tape and Reel information www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 38/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Marking Diagrams BD9106FVM MSOP8(TOP VIEW) Part Number Marking LOT Number 0 6 1PIN MARK BD9109FVM MSOP8(TOP VIEW) Part Number Marking LOT Number 0 9 1PIN MARK BD9120HFN HSON8 (TOP VIEW) Part Number Marking LOT Number ...
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... BD9106FVM BD9107FVM BD9109FVM BD9110NV BD9120HFN ●Revision History Date Revision 17.Jan.2012 001 New Release www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 Changes www.DataSheet.co.kr TSZ02201-0J3J0AJ00090-1-2 40/40 Datasheet 02.MAR.2012 Rev.001 Datasheet pdf - http://www.DataSheet4U.net/ ...
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... ROHM sales staff in advance. If product malfunctions may result in serious damage, including that to human life, sufficient fail-safe measures must be taken, including the following: ...
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... Use products within the specified time after opening a dry bag. ●Precaution for product label QR code printed on ROHM product label is only for internal use, and please do not use at customer site. It might contain a internal part number that is inconsistent with an product part number. ●Precaution for disposition When disposing products please dispose them properly with a industry waste company. ● ...