CXLD64321 CXLD64321-ADJ的电流限制器反馈电路也作为输出电流限制器和的短路保护。输出引脚。输出电压由电流微调设定。电压可在0.9V至5.0V范围内以100mV的步进进行选择。CXLD64321 CXLD64321-ADJ系列还与低ESR陶瓷电容器完全兼容，降低了成本，提高了输出稳定性。这种高水平的输出稳定性即使在频繁的负载波动中也能保持，这是由于在很宽的频率范围内获得了优异的瞬态响应性能和较高的PSRR。CE功能允许关闭稳压器的输出，从而大大降低了功耗。CXLD64321 CXLD64321-ADJ系列是高精度、低噪声的CMOS LDO稳压器。CXLD64321 CXLD64321-ADJ系列具有低输出噪声、高纹波抑制比、低损耗和非常快的开机时间，是当今尖端手机的理想选择。在内部，CXLD64321 CXLD64321-ADJ包括参考电压源、误差放大器、驱动晶体管、电流限制器和相位补偿器
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产品概述 返回TOP
The CXLD64321 CXLD64321-ADJ’s current limiters' feedback circuit also operates as a short protect for the output current limiter and. the output pin. The output voltage is set by current trimming. Voltages are selectable in 100mV steps within a range of 0.9V to 5.0V. The CXLD64321 CXLD64321-ADJ series is also fully compatible with low ESR ceramic capacitors, reducing cost and improving output stability. This high level of output stability is maintained even during frequent load fluctuations, due to the excellent transient response performance and high PSRR achieved across a broad range of frequencies. The CE function allows the output of regulator to be turned off, resulting in greatly reduced power consumption.The CXLD64321 CXLD64321-ADJ series are highly accurate, low noise, CMOS LDO Voltage Regulators. Offering low output noise, high ripple rejection ratio, low dropout and very fast turn-on times, the CXLD64321 CXLD64321-ADJ series is ideal for today’s cutting edge mobile phone. Internally the CXLD64321 CXLD64321-ADJ includes a reference voltage source, error amplifiers, driver transistors, current limiters and phase compensators
产品特点 返回TOP
Low power consumption:30uA (Typ.)
Low voltage drop:0.15V@100mA(Typ.)
Standby Mode: 0.1uA
Low temperature coefficient
Good line Regulation:0.05%/V
High Ripple Rejection: 85dB@100Hz(Typ.)
High input voltage (up to 8V)
Output voltage accuracy: tolerance ±2%
Build-in Enable/Output Current Limit circuit
DFN1×1—4、DFN2×2—6、SOT23-5 package
应用范围 返回TOP
Battery-powered equipment
Communication equipment
Mobile phones
Portable games
Cameras, Video cameras
Reference voltage sources
技术规格书（产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
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CMOS电源稳压器LDO |
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产品系列名 |
输出电 流Max （mA） |
输入电 压Max (V) |
输入耐 压Max (V) |
输出电 压范围 (V) |
精度 (±%) |
静态 电流 （uA） |
压差 |
特征 |
封装形式 |
|
250 |
12 |
15 |
1.5~5 |
±2% |
2 |
0.17V/100mA@VOUT=3.3V |
低消耗电流 |
SOT23-3/SOT23-5/SOT89 |
|
|
150 |
15 |
18 |
1.5~5 |
±2% |
2 |
0.26V/100mA@VOUT=3.3V |
低消耗电流 |
SOT23-3/SOT89 |
|
|
300 |
6 |
8 |
1.2~5 |
±2% |
1.5 |
0.17V/100mA@VOUT=3.3V |
8V耐压1.5uA静态电流 |
SOT23/SOT23-3/SOT89 |
|
|
300 |
6 |
8 |
1.2~5 |
±2% |
3 |
0.17V/100mA@VOUT=3.3V |
8V耐压3uA静态电流 |
SOT23/SOT23-3/SOT89 |
|
|
400 |
6 |
7 |
1.2~5 |
±2% |
30 |
0.15V/100mA@VOUT=3.3V |
超高速低噪声高纹波抑制比 |
SOT23/SOT23-3/SOT89 |
|
|
CXLD64320B |
400 |
5 |
5.5 |
1.2~5 |
±2% |
30 |
0.17V/200mA@VOUT=3.3V |
超高速低噪声高纹波抑制比 |
SC70-5/SOT23-3 |
|
CXLD64320C |
300 |
7 |
8 |
1.0~5 |
±2% |
30 |
0.15V/100mA@VOUT=3.0V |
超高速低噪声高纹波抑制比 |
SOT23-5/DFN1*1-4/DNF2*2-6 |
|
350 |
7 |
8 |
1.0~5 |
±2% |
30 |
0.15V/100mA@VOUT=3.0V |
超高速低噪声高纹波抑制比 |
SOT23-5/DFN1*1-4/DNF2*2-6 |
|
|
CXLD64321-ADJ |
300 |
7 |
8 |
ADJ |
±2% |
30 |
0.30V/100mA@VOUT=3.0V |
超高速低噪声高纹波抑制比 |
SOT23-5/SOT23-6 |
|
300 |
8 |
10 |
1.2~5 |
±2% |
30 |
0.18V/100mA@VOUT=3.3V |
超高速低噪声高纹波抑制比 |
SOT23/SOT23-3/SOT89 |
|
|
300 |
15 |
18 |
1.6~5 |
±2% |
10 |
0.3V/100mA@VOUT=5.0V |
18V耐压带使能300mA |
SOT23/SOT23-3/SOT89 |
|
|
1000 |
8 |
10 |
0.6~5 |
±2% |
25 |
0.06V/100mA@VOUT=5.0V |
8.5V耐压1A电流能力高纹波 |
SOT89/SOT23-5 |
|
|
1000 |
8 |
10 |
0.6~5 |
±2% |
2 |
0.06V/100mA@VOUT=5.0V |
8.5V耐压1A电流能力低功耗 |
SOT89/SOT23-5 |
|
|
350 |
10 |
12 |
1.5~5 |
±2% |
2 |
0.17V/100mA@VOUT=3.3V |
SOT89 |
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