BD9B300MUV
2.7V～5.5V入力3.0A MOSFET内蔵 降圧DC/DCコンバータ
BD9B300MUVは低ON抵抗のパワーMOSFETを内蔵した同期整流降圧型スイッチングレギュレータです。最大3Aの電流を出力することが可能です。軽負荷時に低消費動作を行う独自の固定オンタイム制御方式を採用しているため待機時電力を抑えたい機器に最適です。発振周波数が高速なため小型インダクタンスの使用が可能です。固定オンタイム制御DC/DCコンバータのため高速な過渡応答性能を持ちます。
主な仕様
特性:
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
2.7
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
0.8
Vout1(Max.)[V]
4.4
Iout1(Max.)[A]
3
SW frequency setting (Max.)[MHz]
2
Light Load mode
Yes
EN
Yes
PGOOD
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
3.0x3.0 (t=1.0)
特長:
- Synchronous Single DC/DC Converter
- Constant on-time control suitable to Deep-SLLM
- Over Current Protection
- Short Circuit Protection
- Thermal Shutdown Protection
- Under Voltage Lockout Protection
- Adjustable Soft Start
- Power Good Output
- VQFN016V3030 Package (backside heat dissipation)
リファレンスデザイン / アプリケーション評価キット
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- Evaluation Board - BD9B300MUV-E2EVK-101
This evaluation board has been specifically developed to evaluate the BD9B300MUV synchronous buck DC/DC converter with integrated 35mΩ Pch high-side and Nch low-side power MOSFETs. Features include up to 3A output and variable switching frequency: 1MHz (FREQ pin connected to VIN) or 2MHz (FREQ pin connected to ground).
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- Evaluation Board - BD9B300MUV-EVK-001
BD9B300MUV-EVK-001 Evaluation board delivers an output 1.2 volts from an input 2.7 to 5.5 volts using BD9B300MUV, a synchronous rectification step-down DC/DC converter integrated circuit, with output current rating of maximum 3A. It offers high efficiency in all load ranges by equipping the efficiency improvement function in light-load.
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