AP2129 BCDSEMI [BCD Semiconductor Manufacturing Limited], AP2129 Datasheet
AP2129
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AP2129 Summary of contents
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... The AP2129 Series have features of low dropout voltage, low noise, high output voltage accuracy, and low current consumption which make them ideal for use in various battery-powered devices. AP2129 has 1.0V, 1.2V, 3.3V fixed voltage version and 0.8V to 4.5V adjustable voltage version. AP2129 series are available in SOT-23-5 Package. Jul. 2008 Rev. 1.0 Features Wide Operating Voltage: 1 ...
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... Functional Block Diagram SHUTDOWN Thermal Shutdown 3MΩ GND Jul. 2008 Rev. 1.0 K Package (SOT-23- Shutdown 2 GND Figure 2. Pin Configuration of AP2129 (Top View) UVLO & Shutdown Logic V REF 2 Data Sheet ADJ/NC V OUT Foldback Current Limit BCD Semiconductor Manufacturing Limited AP2129 VIN VOUT NC ...
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... HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR Functional Block Diagram (Continued) SHUTDOWN Thermal Shutdown 3MΩ GND Jul. 2008 Rev. 1.0 UVLO & Shutdown Logic V REF Figure 3. Functional Block Diagram of AP2129 BCD Semiconductor Manufacturing Limited 3 Data Sheet AP2129 Foldback Current Limit VIN VOUT ADJ ...
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... Jul. 2008 Rev. 1.0 AP2129 - G1: Green TR: Tape and Reel ADJ: ADJ Output 1.0: Fixed Output 1.0V 1.2: Fixed Output 1.2V 3.3: Fixed Output 3.3V Temperature Part Number Range AP2129K- ADJTRG1 AP2129K-1.0TRG1 o - AP2129K-1.2TRG1 AP2129K-3.3TRG1 BCD Semiconductor Manufacturing Limited 4 Data Sheet AP2129 Marking ID Packing Type GEJ Tape & ...
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... Value 450 OUT T 150 J T -65 to 150 STG T 260 LEAD R 250 θJA ESD 6000 ESD 300 Symbol Min V 1 -40 J BCD Semiconductor Manufacturing Limited 5 Data Sheet AP2129 Unit Max Unit ...
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... HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR Electrical Characteristics AP2129-1.0, 1.2 and 3.3 Electrical Characteristics (C =1µF, C =1µF, Bold typeface applies over -40 IN OUT Parameter Output Voltage Input Voltage Maximum Output Current Load Regulation /(∆I Line Regulation /(∆V Dropout Voltage ...
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... HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR Electrical Characteristics (Continued) AP2129-ADJ Electrical Characteristics (C =1µF, C =1µF, Bold typeface applies over -40 IN OUT Parameter Reference Voltage Input Voltage I Maximum Output Current OUT(MAX) Load Regulation /(∆I Line Regulation /(∆V Quiescent Current ...
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... V =0.8V OUT 58 V =1. = 0.18 0.21 0.24 0.27 0.30 -40 Figure 7. Supply Current vs. Case Temperature 8 Data Sheet 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 Input Voltage(V) Figure 5. Supply Current vs. input Current V OUT Load - Case Temperature( C) BCD Semiconductor Manufacturing Limited AP2129 V =0.8V OUT No Load o Tc=25 C 5.0 5.5 6.0 =0.8V =1. ...
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... T = =0.8V OUT 0.1 V =1.8V IN 0.0 0.0 Figure 11. Output Voltage vs. Input Voltage BCD Semiconductor Manufacturing Limited 9 Data Sheet V OUT V =1. Case Temperature OUT No Load 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 Input Voltage(V) AP2129 I =10mA O I =150mA O = =125 C C =0.8V 5.0 5.5 6.0 ...
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... T =85 C OUT C V =0.8V OUT =300mA) OUT (Conditions OUT (Conditions: I =4.4V, V =3.3V) IN OUT 10 Data Sheet Figure 13. Load Transient =C =1µF, V =2.5V OUT IN Figure 15. Line Transient =30mA OUT IN OUT V =2.5 to 3.5V, V =0.8V) IN OUT BCD Semiconductor Manufacturing Limited AP2129 =0.8V) OUT =1µF, ...
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... C =C OUT 2V, V Shutdown OUT 100 I =10mA OUT 90 I =300mA OUT ripple=1Vpp OUT 100 1000 10000 Frequency (Hz) Figure 19. PSSR vs. Frequency BCD Semiconductor Manufacturing Limited Data Sheet AP2129 =1µF, OUT =3.3V) µ =0.8V OUT 100000 ...
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... 100 1000 Frequency (Hz) Figure 20. PSRR vs. Frequency Jul. 2008 Rev. 1.0 2.0 1.8 1.6 =1 µ =3.3V OUT OUT 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 10000 100000 -40 Figure 21. Power Dissipation vs. Case Temperature 12 Data Sheet V =0.8V OUT No heatsink - Case Temperature( C) BCD Semiconductor Manufacturing Limited AP2129 100 120 ...
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... V =0.8*(1+R1/R2) V OUT 1µF V =1.0, 1.2, 3.3V OUT Jul. 2008 Rev OUT AP2129 Shutdown ADJ GND OUT AP2129 Shutdown GND Figure 23. Typical Application of AP2129 BCD Semiconductor Manufacturing Limited 13 Data Sheet AP2129 V OUT R1 C OUT 1µ OUT C OUT 1µF ...
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... HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR Mechanical Dimensions 2.820(0.111) 3.020(0.119) 0.950(0.037) 1.800(0.071) 2.000(0.079) Jul. 2008 Rev. 1.0 SOT-23-5 0.200(0.008) 0.300(0.012) 0.400(0.016) BCD Semiconductor Manufacturing Limited 14 Data Sheet AP2129 Unit: mm(inch) 0.100(0.004) 0.200(0.008) 0° 8° ...
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BCD Semiconductor Manufacturing Limited BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifi- BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifi- ...