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PDF LDO59 Data sheet ( Hoja de datos )
| Número de pieza | LDO59 | |
| Descripción | IP Library: Ultra Low Noise/ High PSRR/ Low Power/ 20mA Low Dropout Voltage Regulator | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LDO59 (archivo pdf) en la parte inferior de esta página. Total 4 Páginas | ||
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LDO_59
IP Library: Ultra Low Noise, High PSRR, Low Power,
20mA Low Dropout Voltage Regulator
PRODUCT PREVIEW
s RF REGULATOR
s VERY LOW DROPOUT VOLTAGE : 60mV
s ULTRA LOW OUTPUT VOLTAGE NOISE
s HIGH PSRR : 70dB
s LOW QUIESCENT CURRENT : 70µA FULL
LOAD
s NO CURRENT IN POWER DOWN MODE
s SHORT CIRCUIT PROTECTION
s SMALL DECOUPLING CERAMIC CAPACITOR
s MOS INPUT STAGE
APPLICATIONS
– Cellular and Cordless phones supplied by 1 cell
Lithium-ion battery / 3 cells Ni-MH or Ni-Cd
battery.
– PDA (Personal Digital Assistant), Smart phone.
– Portable equipment.
– Supply for RF devices for cellular phone.
Figure 2 : Typical Application Circuit
APPLICATION NOTE
An external capacitor (COUT = 1µF typical) with an
equivalent serial resistance (ESR) in the range
0.02 to 0.6Ω is used to ensure stability.
Figure 1 : Block Diagram
IN ?
? OUT
PWRDWN ?
VREF
LDO_59
VIN
IN
?
OUT
?
VOUT
Power Down Mode
PWRDWN
?
OFF
ON
LDO_59
1µF
COUT
ESR
GND
?
June 2002
This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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1 page | ||
| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet LDO59.PDF ] | |
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