BU90004GWZ
1.0A 輸出FET 內建型 高效率降壓開關穩壓器

BU9000xGWZ最大可以6MHz的開關頻率工作、為兼具小型、高效率的降壓開關穩壓器。可對應最大1.0A(VIN=3.0～5.5V時)的輸出電流、將電池驅動的行動裝置最佳化。可藉由MODE端子的特性強制自動切換PWM模式或PWM/PFM模式。在PFM模式下可減少本身的耗電流、改善輕負載時的效率。

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* 本產品是標準級的產品。
本產品不建議使用的車載設備。
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Product Detail

 
料號 | BU90004GWZ-E2
狀態 | 推薦品
封裝 | UCSP35L1
單位數量 | 3000
最小包裝數量 | 3000
包裝形式 | Taping
RoHS | Yes

規格:

Grade

Standard

ch

1

Integrated FET / Controller

Integrated FET

Topology

Buck

Synchronous / Nonsynchronous

Synchronous

Vin1(Min.)[V]

2.3

Vin1(Max.)[V]

5.5

Vout1(Min.)[V]

1.8

Vout1(Max.)[V]

1.8

Iout1(Max.)[A]

1.0

SW frequency(Max.)[MHz]

6.0

Light Load mode

Yes

EN

Yes

PGOOD

No

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size [mm]

0.4x0.4 (t=0.4)

功能:

・Fast transient response
・Automatic PFM/PWM operation
・Forced PWM operation
・Internal Soft Start
・Under voltage lockout
・Over current protection
・Thermal shutdown

Evaluation
Board

 
    • Evaluation Board
    • BU90004GWZ-E2EVK-101

    • This evaluation board has been specifically developed to evaluate the BU90004GWZ synchronous buck DC/DC converter with integrated 250mΩ high-side Pch and 220mΩ low-side Nch MOSFETs.

  • User's Guide Buy
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Schematic Design & Verification

Thermal Design