BD9G101G-TR Power Management ICs - PMIC by Rohm

Step-down Switching Regulators with Built-in Power MOSFET


Internal high-side 42V Power MOSFET. It provides 0.5A DC output with small SOT23 package. Operating frequency is fixed 1.5MHz, allowing the use of small inductor and ceramic capacitor. Phase compensation components is built in. The BD9G101G is available in SOT-23-6(SSOP6) package.

Where to Buy

Prices starting from US$0.48

Distributor Stock
Logo for RS
RS
from US$0.48
No stock
Buy Now
Logo for CoreStaff
CoreStaff
from US$0.70
48,000
in stock
Buy Now
Logo for element14
element14
from US$0.82
29,034
in stock
Buy Now
Logo for Newark Electronics
Newark Electronics
from US$0.82
21,930
in stock
Buy Now
Logo for Farnell
Farnell
from US$0.76
21,930
in stock
Buy Now
Logo for Chip One Stop
Chip One Stop
from US$0.63
4,252
in stock
Buy Now
Logo for Future Electronics
Future Electronics
from US$0.70
3,000
in stock
Buy Now
Logo for Transfer Multisort Elektronik
Transfer Multisort Elektronik
from US$0.74
1,853
in stock
Buy Now
Logo for Rutronik
Rutronik
from US$0.56
-
Buy Now
Logo for Avnet America
Avnet America
from US$0.78
-
Buy Now
Logo for Avnet Asia
Avnet Asia
-
-
Buy Now

Features

High and Wide Input Range (VCC=6V~42V)
45V/800mΩ Internal Power MOSFET
1.5MHz Fixed Operating Frequency
Feedback Pin Voltage 0.75V±1.5%
Internal compensated
Internal Over Current protection, Under Voltage Locked Out, Thermal shutdown
0μA Shutdown Supply Current
6-Lead SOT-23 package(SSOP6)

Specifications

ch 1
Integrated FET / Controller Integrated FET
Topology Buck
Synchronous / Nonsynchronous Non-synchronous
Vin1(Min.)[V] 6
Vin1(Max.)[V] 42
Vout1(Min.)[V] 1
Vout1(Max.)[V] 29.4
Iout1(Max.)[A] 0.5
SW frequency(Max.)[MHz] 1.7
EN Yes
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
Package Size [mm] 2.9x2.8 (t=1.25)

Resources






Schematic Design & Verification
Buck DC/DC Converter Recommended Inductor List
Calculation of Power Dissipation in Switching Circuit
Considering Input Filter to Reduce Conducted Emissions by DCDC Converter
Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter
Method for Monitoring Switching Waveform
PCB Layout Techniques of Buck Converter
Phase Compensation Design for Current Mode Buck Converter
Method for Determining Constants of Peripheral Parts of Buck DC/DC Converter
Power Supply Sequence Circuit with General Purpose Power Supply IC
Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
Diode Selection Method for Asynchronous Converter
Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
Usage of SPICE Macromodel for DC/DC
Snubber Circuit for Buck Converter IC
Efficiency of Buck Converter
Calculation of Power Loss (Synchronous)
Inductor Calculation for Buck converter IC
Considerations for Power Inductors Used for Buck Converters
Capacitor Calculation for Buck converter IC
The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit
Resistor Value Table to set Output Voltage of Buck Converter IC
Importance of Probe Calibration When Measuring Power: Deskew
Impedance Characteristics of Bypass Capacitor



Manufacturing Data
Factory Information



Alternative Descriptions

IC, SWITCHING REG, 1.5MHZ, SSOP-6 | element14
Dc/Dc Conv, Buck, 1.7Mhz, Ssop-6 | Newark Electronics
BD9G101 Series 1.7 MHz 500 mA Simple Step-down Switching Regulator - SSOP-6 | Future Electronics
IC: PMIC | Transfer Multisort Elektronik
DC-DC 42V 0.5A D SSOP6 SMD | Rutronik
Buck Converter,Adj,0.5A,SSOP6 | RS
Conv DC-DC Single Step Down 6V to 42V 6-Pin SSOP Embossed T/R | Avnet America


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BD9G101G-TR?

Additional datasheets, footprints and schematics for BD9G101G-TR are listed on our Part Details page. You can also find images and similar parts to BD9G101G-TR on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BD9G101G-TR on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BD9G101G-TR price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BD9G101G-TR fall under?

The BD9G101G-TR is listed under Semiconductors - ICs > Power Management ICs - PMIC > Voltage Regulators > DC / DC Adjustable Switching Regulators.

Can I view similar or alternative parts?

You can view similar parts to BD9G101G-TR when available in the DC / DC Adjustable Switching Regulators range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the BD9G101G-TR you can contact the distributor directly for product support, shipping queries etc.

Is the BD9G101G-TR RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ROHM Semiconductor.

Which authorised distributors for BD9G101G-TR have stock available?

Authorised distributors including CoreStaff, element14, Newark Electronics, Farnell and Chip One Stop have stock available or on a lead time for BD9G101G-TR.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for BD9G101G-TR often in real-time on the comparison pages.

What if I can't find stock of BD9G101G-TR?

You can fill out our help required form which you can use to request a quote for BD9G101G-TR from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.

We use cookies to improve your experience. See our privacy policy.
Okay