Datenblatt-Suchmaschine für elektronische Bauteile
  German  ▼
ALLDATASHEETDE.COM

X  

Preview PDF HTML

LTC3421 Datenblatt(PDF) 16 Page - Linear Technology

Teilenummer LTC3421
Bauteilbeschribung  3A, 3MHz Micropower Synchronous Boost Converter with Output Disconnect
PDF  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Hersteller  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3421 Datenblatt(HTML) 16 Page - Linear Technology

Back Button LTC3421 Datasheet HTML 8Page - Linear Technology LTC3421 Datasheet HTML 9Page - Linear Technology LTC3421 Datasheet HTML 10Page - Linear Technology LTC3421 Datasheet HTML 11Page - Linear Technology LTC3421 Datasheet HTML 12Page - Linear Technology LTC3421 Datasheet HTML 13Page - Linear Technology LTC3421 Datasheet HTML 14Page - Linear Technology LTC3421 Datasheet HTML 15Page - Linear Technology LTC3421 Datasheet HTML 16Page - Linear Technology  
Zoom Inzoom in Zoom Outzoom out
 16 / 16 page
background image
LTC3421
16
3421f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 q FAX: (408) 434-0507 q www.linear.com
©LINEAR TECHNOLOGY CORPORATION 2003
LT/TP 1103 1K PRINTED IN USA
TYPICAL APPLICATIO
Single Cell to 3.3V at 500mA with Secondary Cell Backup During Shutdown. LOWBAT and VREF Output are Enabled
SHDN
ENB
VREF
LBI
LBO
SYNC
ILIM
VOUTS
VOUT
VOUT
VOUT
FB
VC
BURST
VIN
221
14
15
16
18
17
19
20
1
24
9
13
12
11
10
5
6
8
7
22
23
3
4
SW SW
L1
4.7
µH
SW
SS
RT
GND
LTC3421
C2
0.1
µF
C3
0.1
µF
C4
470pF
C5*
22
µF
C1*
4.7
µF
VIN
1V TO 1.5V
1 CELL
PRIMARY CELL
LOW BAT
OUTPUT
R2
28k
R3
40k
R4
100k
R5
340k
3V
SECONDARY CELL
VOUT
3.3V
500mA
R6
200k
3421 TA05
R1
60k
604k
301k
0.1
µF
*LOCATE COMPONENTS CLOSE TO PINS
C1: TAIYO YUDEN JMK212BJ106MM
PGND PGND PGND
D1
+
+
C5: TAIYO YUDEN JMK325BJ226MM
L1: TOKO A916CY-4R7M
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LT1371/LT1371HV
3A (ISW), 500kHz, High Efficiency Step-Up DC/DC
VIN: 2.7V to 30V, VOUT(MAX): 35V/42V, IQ: 4mA, ISD: <12µA,
Converters
DD, TO220-7, S20
LTC3400/LTC3400B
600mA (ISW), 1.2MHz, Synchronous Step-Up DC/DC
92% Efficiency, VIN: 0.85V to 5V, VOUT(MAX): 5V, IQ: 19µA/300µA,
Converters
ISD: <1µA, ThinSOT
LTC3401
1A (ISW), 3MHz, Synchronous Step-Up DC/DC Converter
97% Efficiency, VIN: 0.5V to 5V, VOUT(MAX): 5.5V, IQ: 38µA,
ISD: <1µA, MS10
LTC3402
2A (ISW), 3MHz, Synchronous Step-Up DC/DC Converter
97% Efficiency, VIN: 0.5V to 5V, VOUT(MAX): 5.5V, IQ: 38µA,
ISD: <1µA, MS10
LTC3425
5A (ISW), 8MHz, 4-Phase Synchronous Step-Up
95% Efficiency, VIN: 0.5V to 4.5V, VOUT(MAX): 5.25V, IQ: 12µA,
DC/DC Converter
8MHz, Low Ripple in QFN
OUTPUT CURRENT (mA)
30
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3421 G01
0
1
Burst Mode OPERATION
VIN = 1.5V
VOUT = 3.3V
fOSC = 1MHz
VIN = 1V
VIN = 1.2V
Single Cell to 3.3V Efficiency



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16


Datenblatt Download

Go To PDF Page


Link URL



War ALLDATASHEET hilfreich?  [ DONATE ] 

Über Alldatasheet   |   Werbung   |   Kontakt   |   Privatsphäre und Datenschutz   |   Link zum Datenblatt    |   Linktausch   |   Hersteller
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