Os motores de busca de Datasheet de Componentes eletrônicos
  Portuguese  ▼
ALLDATASHEETPT.COM

X  

LD3985J21R Folha de dados(PDF) 1 Page - STMicroelectronics

Nome de Peças LD3985J21R
Descrição Electrónicos  ULTRA LOW DROP-LOW NOISE BICMOS VOLTAGE REGULATORS LOW ESR CAPACITORS COMPATIBLE
Download  14 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LD3985J21R Folha de dados(HTML) 1 Page - STMicroelectronics

  LD3985J21R Datasheet HTML 1Page - STMicroelectronics LD3985J21R Datasheet HTML 2Page - STMicroelectronics LD3985J21R Datasheet HTML 3Page - STMicroelectronics LD3985J21R Datasheet HTML 4Page - STMicroelectronics LD3985J21R Datasheet HTML 5Page - STMicroelectronics LD3985J21R Datasheet HTML 6Page - STMicroelectronics LD3985J21R Datasheet HTML 7Page - STMicroelectronics LD3985J21R Datasheet HTML 8Page - STMicroelectronics LD3985J21R Datasheet HTML 9Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 1 / 14 page
background image
1/14
October 2004
s
INPUT VOLTAGE FROM 2.5V TO 6V
s
STABLE WITH LOW ESR CERAMIC
CAPACITORS
s
ULTRA LOW DROPOUT VOLTAGE (100mV
TYP. AT 150mA LOAD, 0.4mV TYP. AT 1mA
LOAD)
s
VERY LOW QUIESCENT CURRENT (85µA
TYP. AT NO LOAD, 170µA TYP. AT 150mA
LOAD; MAX 1.5µA IN OFF MODE)
s
GUARANTEED OUTPUT CURRENT UP TO
150mA
s
WIDE RANGE OF OUTPUT VOLTAGE: 1.2V;
1.22V; 1.25V; 1.35V; 1.5V; 1.8V; 2V; 2.1V;
2.2V; 2.4V; 2.5V; 2.6V; 2.7V; 2.8V; 2.85V;
2.9V; 3V; 3.1V; 3.2V; 3.3V; 4.7V; 5V
s
FAST TURN-ON TIME: TYP. 200µs [CO=1µF,
CBYP= 10nF AND IO=1mA]
s
LOGIC-CONTROLLED ELECTRONIC
SHUTDOWN
s
INTERNAL CURRENT AND THERMAL LIMIT
s
OUTPUT LOW NOISE VOLTAGE 30µVRMS
OVER 10Hz to 100KHz
s
S.V.R. OF 60dB AT 1KHz, 50dB AT 10KHz
s
TEMPERATURE RANGE: -40°C TO 125°C
DESCRIPTION
The LD3985 provides up to 150mA, from 2.5V to
6V input voltage.
The ultra low drop-voltage, low quiescent current
and low noise make it suitable for low power
applications and in battery powered systems.
Regulator ground current increases only slightly in
dropout, further prolonging the battery life. Power
supply rejection is better than 60 dB at low
frequencies and starts to roll off at 10KHz. High
power supply rejection is maintained down to low
input voltage levels common to battery operated
circuits. Shutdown Logic Control function is
available, 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. The LD3985 is designed to work
with
low
ESR
ceramic
capacitors.
Typical
applications are in mobile phone and similar
battery powered wireless systems.
LD3985
SERIES
ULTRA LOW DROP-LOW NOISE BICMOS VOLTAGE
REGULATORS LOW ESR CAPACITORS COMPATIBLE
Figure 1: Schematic Diagram
Flip-Chip
(1.57x1.22)
TSOT23-5L
SOT23-5L
Rev. 8


Nº de peça semelhante - LD3985J21R

Fabricante ElectrônicoNome de PeçasFolha de dadosDescrição Electrónicos
logo
STMicroelectronics
LD3985J25R STMICROELECTRONICS-LD3985J25R Datasheet
552Kb / 22P
   Ultra low drop-low noise BiCMOS voltage regulators low ESR capacitors compatible
LD3985J26R STMICROELECTRONICS-LD3985J26R Datasheet
552Kb / 22P
   Ultra low drop-low noise BiCMOS voltage regulators low ESR capacitors compatible
LD3985J28R STMICROELECTRONICS-LD3985J28R Datasheet
552Kb / 22P
   Ultra low drop-low noise BiCMOS voltage regulators low ESR capacitors compatible
LD3985J29R STMICROELECTRONICS-LD3985J29R Datasheet
552Kb / 22P
   Ultra low drop-low noise BiCMOS voltage regulators low ESR capacitors compatible
More results

Descrição semelhante - LD3985J21R

Fabricante ElectrônicoNome de PeçasFolha de dadosDescrição Electrónicos
logo
STMicroelectronics
LD3985XX STMICROELECTRONICS-LD3985XX Datasheet
552Kb / 22P
   Ultra low drop-low noise BiCMOS voltage regulators low ESR capacitors compatible
LD2980ABXX STMICROELECTRONICS-LD2980ABXX Datasheet
429Kb / 23P
   Ultra low drop voltage regulators compatible with low ESR inhibit output capacitors
LD2981ABXX STMICROELECTRONICS-LD2981ABXX Datasheet
430Kb / 23P
   Ultra low drop voltage regulators with inhibit low ESR output capacitors compatible
LD3986 STMICROELECTRONICS-LD3986 Datasheet
230Kb / 12P
   DUAL ULTRA LOW DROP-LOW NOISE BICMOS VOLTAGE REG. FOR USE WITH VERY LOW ESR OUT. CAPACITORS
LD2980 STMICROELECTRONICS-LD2980 Datasheet
416Kb / 17P
   VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT LOW ESR OUTPUT CAPACITORS COMPATIBLE
logo
Stanson Technology
ST6206 STANSON-ST6206 Datasheet
297Kb / 8P
   Low ESR Low Drop Out Voltage Regulators
logo
STMicroelectronics
LD39150 STMICROELECTRONICS-LD39150 Datasheet
459Kb / 19P
   Ultra low drop BICMOS voltage regulator
LD39080 STMICROELECTRONICS-LD39080 Datasheet
504Kb / 20P
   Ultra low drop BICMOS voltage regulator
LD39150XX STMICROELECTRONICS-LD39150XX Datasheet
511Kb / 19P
   Ultra low drop BiCMOS voltage regulator
LD39300 STMICROELECTRONICS-LD39300 Datasheet
359Kb / 17P
   Ultra low drop BICMOS voltage regulator
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14


Folha de dados Download

Go To PDF Page


Ligação URL




Privacy Policy
ALLDATASHEETPT.COM
ALLDATASHEET é útil para você?  [ DONATE ] 

Sobre Alldatasheet   |   Publicidade   |   Contato conosco   |   Privacy Policy   |   roca de Link   |   Lista de Fabricantes
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com