0.5V低輸入電壓 1A 高速電壓穩壓器(附帶外部調整軟啟動時間的功能)

XC6603系列產品能從0.5V的輸入電壓開始工作。此外,因為是超低導通電阻,最適用於需要在低電壓同時高效率地輸出大電流的應用。輸出電壓為±15mV/±20mV且精度高,內部由N溝道驅動晶體管,基準電壓源,誤差放大器,過電流保護電路(反饋),過熱保護電路(TSD),欠壓鎖閉電路(輸入欠壓鎖閉),軟啟動電路,相位補償電路等構成。

輸出電壓由內部激光微調固定,能在0.5V~1.8V的範圍內以0.1V的間隔選擇產品。輸出濾波電容(CL)還能對應陶瓷等低ESR電容。

在IC啟動時,軟啟動電路給CL充電,能抑制從VIN急劇地流向VOUT的衝擊電流,能抑制從VIN急劇地流向VOUT的衝擊電流。通過調節SS引腳連接的電容能任意地設定軟啟動時間。因為衝擊電流與軟啟動時間成相反的關係,設定延長軟啟動時間能抑制衝擊電流。

通過CE引腳使IC成待機狀態能大幅度降低消耗電流。此外,由內部開關能使CL中的充電電荷高速放電,迅速地返回VSS電平。並且,在IC內部CE引腳內置下拉電阻,在CE未連接電平時,使IC成待機狀態。

特點

最大輸出電流1A(1.3ALimit)
導通阻抗0.15Ω@VBIAS=3.6V,VOUT=1.2V
BIAS電壓範圍2.5V~6.0V
輸入電壓範圍0.5V~3.0V
輸出電壓範圍0.5V~1.8V(0.1V間隔)
輸出電壓精度±0.015V@VOUT<1.2V
±0.020V@VOUT≧1.2V
紋波抑制率60dB@f=1kHz(VBIAS_PSRR)
75dB@f=1kHz(VIN_PSRR)
消耗電流100μA(VBIAS),6.5μA(VIN)@VOUT=1.2V
待機電流0.01μA(VBIAS),0.01μA(VIN)
UVLO1.8V(VBIAS),0.4V(VIN)
TSD150℃@檢測,125℃@解除
保護電路反饋,TSD,UVLO
功能外部調整軟啟動時間的功能
CE下拉電阻(高電平有效)(高電平有效)
CL高速自動放電
工作溫度範圍-40℃~+85℃
輸出電容陶瓷電容(2.2μF)
適應環保要求與EU RoHS規格對應、無鉛

典型應用電路

質量報告

技術文件

封裝

封裝名稱 引腳數 個/Reel 外形尺寸(mm)
SOT-26W 6 3,000 2.8 x 2.9 x 1.3
USP-6C 6 3,000 1.8 x 2.0 x 0.6

XC6603系列型號

型號 樣品 Type Output Voltage Output Voltage Accuracy Packages EDA 在線商店

XC6603A051ER-G

Adjustable Soft-start time with an external capacitor 0.5V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A051MR-G

Adjustable Soft-start time with an external capacitor 0.5V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A061ER-G

Adjustable Soft-start time with an external capacitor 0.6V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A061MR-G

Adjustable Soft-start time with an external capacitor 0.6V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A071ER-G

Adjustable Soft-start time with an external capacitor 0.7V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A071MR-G

Adjustable Soft-start time with an external capacitor 0.7V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A081ER-G

Adjustable Soft-start time with an external capacitor 0.8V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A081MR-G

Adjustable Soft-start time with an external capacitor 0.8V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A091ER-G

Adjustable Soft-start time with an external capacitor 0.9V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A091MR-G

Adjustable Soft-start time with an external capacitor 0.9V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A101ER-G

Adjustable Soft-start time with an external capacitor 1.0V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A101MR-G

Adjustable Soft-start time with an external capacitor 1.0V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A111ER-G

Adjustable Soft-start time with an external capacitor 1.1V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A111MR-G

Adjustable Soft-start time with an external capacitor 1.1V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A121ER-G

Adjustable Soft-start time with an external capacitor 1.2V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A121MR-G

Adjustable Soft-start time with an external capacitor 1.2V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A131ER-G

Adjustable Soft-start time with an external capacitor 1.3V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A131MR-G

Adjustable Soft-start time with an external capacitor 1.3V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A141ER-G

Adjustable Soft-start time with an external capacitor 1.4V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A141MR-G

Adjustable Soft-start time with an external capacitor 1.4V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A151ER-G

Adjustable Soft-start time with an external capacitor 1.5V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A151MR-G

Adjustable Soft-start time with an external capacitor 1.5V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A161ER-G

Adjustable Soft-start time with an external capacitor 1.6V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A161MR-G

Adjustable Soft-start time with an external capacitor 1.6V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A171ER-G

Adjustable Soft-start time with an external capacitor 1.7V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A171MR-G

Adjustable Soft-start time with an external capacitor 1.7V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

XC6603A181ER-G

Adjustable Soft-start time with an external capacitor 1.8V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) USP-6C

XC6603A181MR-G

Adjustable Soft-start time with an external capacitor 1.8V ±0.015V(VOUT<1.2V),±0.020V(VOUT≧1.2V) SOT-26W

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