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首页 > Products > Power Management > LDO Linear Regulator > Low Voltage Linear LDO >The CXLD64343 series are high accuracy, CMOS LDO Voltage Regulators, offering low power, high ripple rejection ratio and low dropou
The CXLD64343 series are high accuracy, CMOS LDO Voltage Regulators, offering low power, high ripple rejection ratio and low dropou

The CXLD64343 series are high accuracy, CMOS LDO
Voltage Regulators, offering low power, high ripple
rejection ratio and low dropout. the CXLD64343 series is ideal for today’s cutting edge mobile phone. Internally
the CXLD64343 includes a reference voltage source, error
amplifiers, driver transistors, current limiters and phase
compensators. The CXLD64343’s current limiters' foldback
circuit also operates as a short protect for the output current limiter and the output pin. The CXLD64343 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 CXLD64343  series are high accuracy, CMOS LDO  Voltage Regulators, offering low power, high ripple  rejection ratio and low dropou
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  1. 1.Product overview       2.Product Features     ny5嘉泰姆

  2. 3.Scope of application       4.Technical Specification Download(PDF Document)ny5嘉泰姆

  3. 5.Product packaging       6.Circuit schematic  ny5嘉泰姆
    7.Related Productsny5嘉泰姆

Product overview

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    The CXLD64343  series are high accuracy, CMOS LDO Voltage Regulators, offering low power, high ripple rejection ratio and low dropout. the CXLD64343  series is ideal for today’s cutting edge mobile phone. Internally the CXLD64343  includes a reference voltage source, error amplifiers, driver transistors, current limiters and phase compensators. The CXLD64343’s current limiters' foldback circuit also operates as a short protect for the output current limiter and the output pin. The CXLD64343 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 ny5嘉泰姆
greatly reduced power consumption.

   Product FeaturesReturn to Topny5嘉泰姆


    1. Maximum Output Current: 400mA (VIN=4.3V,VOUT=3.3V) ny5嘉泰姆

2.    Dropout Voltage: 110mV@ IOUT =100mA ny5嘉泰姆
3.   Operating Voltage Range: 1.8V~5.5V ny5嘉泰姆
4.   Output Voltage Range: 1.2V~4.5V ny5嘉泰姆
5.    Highly Accuracy: ±1% ny5嘉泰姆
6. Low Power Consumption: 1.8uA (TYPE.)ny5嘉泰姆
7. Standby Current: 0 uA (TYPE.)ny5嘉泰姆
8.   High Ripple Rejection: 70dB@1KHz(CXLD64343 C33)ny5嘉泰姆
9. Line Regulation: 0.035%/V (TYPE.)ny5嘉泰姆
10.   Built-in temperature protection and current limiting protectionny5嘉泰姆

   Scope of applicationReturn to Topny5嘉泰姆


   1.Mobile phones ny5嘉泰姆

2.Cordless phones, radio communication equipmentny5嘉泰姆
3.Portable games ny5嘉泰姆
4.Cameras, Video cameras ny5嘉泰姆
5.Reference voltage sources ny5嘉泰姆
6.Battery powered equipmentny5嘉泰姆

   Technical Specification (Product PDF)Return to Top ny5嘉泰姆


If you need detailed PDF specifications, please scan WeChat and contact us. You can also get free samples and technical support.!ny5嘉泰姆

           QQ截图20160419174301.jpgny5嘉泰姆
   Product packaging diagramReturn to Topny5嘉泰姆


  ny5嘉泰姆

   Circuit schematicReturn to Topny5嘉泰姆


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  Related Chip Selection GuideReturn to Top                  More similar products.....ny5嘉泰姆


CMOS LDO Linear Regulator(CMOS Low Dropout Linear Regulator)
Part Number Wine IOUT(Max) VOUT Battery IQ PSRR VDROPOUT Application Package  
            (1KHZ) 3.3V@100mA      
CXLD6444 ~6.5V 300mA 1.5-5.0V ±2% 8uA 50dB 150mV ①②⑨⑪ SOT23-3/SOT89-3/  
CXLD6445 ~6.5V 800mA 1.8-5.0V ±1% 80uA 65dB 35mV (a) SOT89-5/SOT23-5  
CXLD6446 ~6.5V 500mA 1.2-5.0V ±2% 50uA 70dB 120mV ①②③④④⑪⑬ SOT23-5/SOT353  
CXLD6447 ~6.5V 300mA 1.5-5.0V ±2% 8uA 50dB 110mV ①②⑨⑪ SOT23-5  
CXLD6448 ~6.5V 300mA 1.0-5.0V ±1% 8uA 50dB 105mV ①②⑨⑪ SOT23-3/SOT89-3/SOT23/TO92  
CXLD6449 ~6.5V 800mA 1.5-5.6V ±1% 100uA 65dB 35mV (a) SOT89-5/SOT23-5  
CXLD6450 ~6.5V 300mA 1.2-5.0V ±2% 65uA 62dB 180mV ①②③④④⑪⑬ SOT23-5/SOT353/  
CXLD6451 ~18V 1000mA 1.2-5.0V ±2% 50uA 70dB 80mV SOT223/TO252  
CXLD6452 ~18V 400mA 1.2-5.0V ±2% 60uA 60dB 105mV ①②③④④⑪⑬ SOT23-5/SOT89-3  
CXLD6453 ~18V 400mA ADJ ±2% 60uA 60dB 105mV ①②③④④⑪⑬ SOT23-5/SOT89-3  
CXLD6454 ~18V 100mA 3.0-5.0V ±2.5% 4uA 60dB 700mV(@50mA) Nearby TO92/SOT89-3/SOT23-3  
CXLD6455 ~18V 150mA 3.0-5.0V ±2% 3uA 50dB 580mV ④ ⑤ ⑥ ⑩ TO92/SOT89-3/SOT23-3  
CXLD6456 ~18V 250mA 3.0-5.0V ±2% 3uA 50dB 200mV ⑩ ⑨ ⑧ ⑧ ⑧ TO92/SOT89-3/SOT23-3  
CXLD6457 ~18V 500mA 1.5-5.0V ±2% 1.5uA 50dB 100mV ①②④⑤⑤⑪ TO92/SOT89-3/SOT23-3  
CXLD6458 ~18V 300mA 1.5-5.0V ±2% 0.7uA 40dB 160mV ①②④⑤⑤⑪ SOT89-3/SOT23-3/SOT23-5  
CXLD6459 ~18V 300mA 1.5-5.0V ±2% 5.5uA 50dB 160mV(VOUT=2.8V) ①②⑨⑪ SOT23-5  
CXLD6460 ~40V 100mA 3.0-5.0V ±2% 3uA 50dB 1100mV(@50mA) Nearby TO92/SOT89-3  
CXLD64342 18V 500mA 1.5-5.0V ±1% 1.8uA 65dB 125mV OTP/OCP/EN/LOW IQ SOT89-3/SOT23-3/SOT23-5/DFN1.2*1.6-4  
CXLD64343 6.5V 400mA 1.5-5.0V ±1% 1.8uA 65dB 110mV EN/THSD/LOW IQ SOT23-3/SOT23-5/ SOT89-3/DFN1*1-4/FBP1*1-4L  
Applications:①Mobile phone②MID③Cordless phone④Radio communication equipment⑤Wireless communication equipment⑥Electronic Balance  
⑦Toys⑧Reference voltage⑨Battery powered equipment⑩AmmeterSingCamera, Video cameraPortable gamesInReference voltage sources  
14Post Regulator for Switching DC/DC ConverterTheHigh-efficiency linear regulatorsBattery Charger-PC6.Communication tools  
andDVD or CD-ROM drivers★CXLD6449 OTP=165°CXLD6445 no OTP  

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