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RT6220DH

6A, 23V, 500kHz, ACOT® 同步 Buck 轉換器

RT6220DH
New

RT6220DH是採用ACOTTM控制架構的同步 Buck 轉換器，無需使用外部補償元件即可擁有極快的瞬態回應特性。其輸入電壓範圍為4.5V至23V，具有過流保護、欠壓保護和過壓保護等完整的保護特性，還有1.5ms軟啟動時間和開漏Power Good輸出。

應用

  • 筆記型電腦
  • 平板電腦
  • 網通系統
  • 伺服器
  • PVR
  • 平板電視和監視器
  • 分散式電源系統

主要規格

RT6220D
Status Active
Vin (min) (V) 4.5
Vin (max) (V) 23
Number of Outputs 1
Vout (min) (V) 0.6
Vout (max) (V) 5
Output Adj. Method Resistor
Iout (max) (A) 6
Current Limit (typ) (A) 9.5
Freq (typ) (kHz) 500
Ext Sync No
Ron_HS (typ) (mOhm) 31
Ron_LS (typ) (mOhm) 20
Iq (typ) (mA) 0.11
Features ACOT Control;Built-in Bootstrap Switch;COT Control;Cycle-by-Cycle Current Limit;Enable Input;Fast Transient Response;Force PWM;Internal Compensation;OCP;OTP;OVP;Power Good;SCP;Stable with Ceramic Capacitor;UVP
Package Type UQFN3x3-16(FC)

關鍵特性

  • 輸入電壓範圍：4.5V至23V

  • 輸出電壓可調範圍： 0.6V至5V

  • 500kHz切換頻率

  • ACOTTM 控制架構，具有超快瞬態回應

  • 整合MOSFET
    ► 上橋31mΩ
    ► 下橋 20mΩ

  • 支持MLCC為輸出電容

  • 內置軟啟動 (1.5ms典型值)

  • 內建 OVP/UVP/OCP

  • Power Good指示

  • 過熱關機保護

Application Notes

Datasheet

DS6220DH-00.pdf

Datasheet

DS6220DH-00.pdf

RT6220DHGQUF
Package Type:UQFN3x3-16(FC)
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