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LD2985L-XX-AF5-R 数据表(PDF) 1 Page - Unisonic Technologies

部件名 LD2985L-XX-AF5-R
功能描述  VERY LOW DROP AND LOW NOISE VOLTAGE REGULATOR LOW ESR CAP
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

LD2985L-XX-AF5-R 数据表(HTML) 1 Page - Unisonic Technologies

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UNISONIC TECHNOLOGIES CO., LTD
LD2985
LINEAR INTEGRATED CIRCUIT
www.unisonic.com.tw
1 of 23
Copyright © 2010 Unisonic Technologies Co., Ltd
QW-R102-024.G
VERY LOW DROP AND LOW
NOISE VOLTAGE REGULATOR
LOW ESR CAP. COMPATIBLE,
WITH INHIBIT FUNCTION
DESCRIPTION
The UTC LD2985 is a 150mA fixed output voltage regulator. The
ultra low drop voltage and the low quiescent current make them
particularly suitable for low noise, low power applications, and in battery
powered systems. In sleep mode quiescent current is less than 1μA
when INHIBIT pin is pulled low. Shutdown Logic Control Function is
available on pin 3 (TTL compatible). This means that when the device is
used as local regulator, it is possible to put a part of the board in
standby, decreasing the total power consumption.
An external capacitor, CBYP=10nF, connected between bypass pin
and GND reduce the noise to 30μVrms.
Typical applications are in cellular phone, palmtop laptop computer,
personal digital assistant (PDA), personal stereo, camcorder and
camera.
FEATURES
* Very Low Dropout Voltage (280mV at 150mA and 7mV at 1mA load)
* Very Low Quiescent current (2mA Typ. at 150mA load and 80μA at no Load)
* Output Current up to 150mA
* Logic Controlled Electronic Shutdown
* Output Voltage of 1.5, 1.8, 2.5, 2.8, 2.85, 3, 3.1, 3.2, 3.3, 3.5, 3.6, 3.8, 4, 4.7, 5V
* Internal Current and Thermal Limit
* Low Output Noise Voltage 30μVrms
ORDERING INFORMATION
Ordering Number
Lead Free Plating
Halogen Free
Package
Packing
LD2985L-xx-AF5-R
LD2985G-xx-AF5-R
SOT-25
Tape Reel
Note: xx: Output Voltage, refer to Marking Information.


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