Datasheet ADP151-EP (Analog Devices) - 4

ManufacturerAnalog Devices
DescriptionUltralow Noise, 200 mA, CMOS Linear Regulator
Pages / Page16 / 4 — ADP151-EP. Enhanced Product. Parameter. Symbol. Conditions. Min. Typ. …
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ADP151-EP. Enhanced Product. Parameter. Symbol. Conditions. Min. Typ. Max. Unit. INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS

ADP151-EP Enhanced Product Parameter Symbol Conditions Min Typ Max Unit INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS

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ADP151-EP Enhanced Product Parameter Symbol Conditions Min Typ Max Unit
POWER SUPPLY REJECTION RATIO PSRR V = V + 0.5 V 10 kHz, V = 3.8 V, V = 3.3 V, I = 10 mA 70 dB IN OUT IN OUT OUT 100 kHz, V = 3.8 V, V = 3.3 V, I = 10 mA 55 dB IN OUT OUT V = V + 1 V 10 kHz, V = 4.3 V, V = 3.3 V, I = 10 mA 70 dB IN OUT IN OUT OUT 100 kHz, V = 4.3 V, V = 3.3 V, I = 10 mA 55 dB IN OUT OUT 10 kHz, V = 2.2 V, V = 1.1 V, I = 10 mA 70 dB IN OUT OUT 100 kHz, V = 2.2 V, V = 1.1 V, I = 10 mA 55 dB IN OUT OUT 1 Based on an end-point calculation using 0.1 mA and 200 mA loads. See Figure 4 for typical load regulation performance for loads less than 1 mA. 2 Dropout voltage is defined as the input-to-output voltage differential when the input voltage is set to the nominal output voltage. This applies only for output voltages above 2.2 V. 3 Start-up time is defined as the time between the rising edge of EN and VOUT being at 90% of its nominal value. 4 Current-limit threshold is defined as the current at which the output voltage drops to 90% of the specified typical value. For example, the current limit for a 3.0 V output voltage is defined as the current that causes the output voltage to drop to 90% of 3.0 V (that is, 2.7 V).
INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS Table 2. Parameter Symbol Conditions Min Typ Max Unit
Minimum Input and Output Capacitance1 C T = −55°C to +125°C 0.7 µF MIN A Capacitor ESR R T = −55°C to +125°C 0.001 0.2 Ω ESR A 1 The minimum input and output capacitance should be greater than 0.7 μF over the full range of operating conditions. The ful range of operating conditions in the application must be considered during device selection to ensure that the minimum capacitance specification is met. X7R and X5R type capacitors are recommended; Y5V and Z5U capacitors are not recommended for use with any LDO. Rev. 0 | Page 4 of 16 Document Outline Features Applications Typical Application Circuit General Description Revision History Specifications Input and Output Capacitor, Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Applications Information Thermal Considerations Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide
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