LT3482 LINER [Linear Technology], LT3482 Datasheet - Page 12

• Manufacturer Part Number: LT3482
• Description: 90V Boost DC/DC Converter with APD Current Monitor
• Manufacturer: LINER [Linear Technology]

RELATED PARTS
LT3482
TYPICAL APPLICATIO
PART NUMBER
LT1930/LT1930A
LT3460
LT3461/LT3461A
LT3465/LT3465A
ThinSOT is a trademark on Linear Technology Corporation.
12
OFF ON
3.3V
V
IN
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
C1
1 F
C1: MURATA X7R GRM21BR71C105KA01B
C2: MURATA X7R GRM31MR71H105KA88B
C3, C4: AVX 06035C104KAT2A
L1: COILCRAFT ME3220-562ML OR EQUIVALENT
3.3V to 40V APD Bias Power Supply
DESCRIPTION
1A (I
DC/DC Converters
0.3A (I
DC/DC Converter
0.3A (I
DC/DC Converters with Integrated Schottky
Constant Current, 1.2MHz/2.7MHz High Effi ciency White
LED Boost Regulator with Integrated Schottky
5.6
L1
m
H
V
f
SHDN
CTRL
GND
SW
SET
IN
●
SW
SW
SW
MON
FAX: [phone]
), 1.2MHz/2.2MHz High Effi ciency Step-Up
), 1.3MHz High Effi ciency Step-Up
), 1.3MHz/3MHz High Effi ciency Step-Up
R4
10k
LT3482
PUMP
MONIN
APD
V
V
OUT2
OUT1
FB
U
40V
AT 3mA
●
www.linear.com
C2
1
m
F
C3
0.1
m
F
R1
1M
R2
28k
100
R3
3482 TA04a
COMMENTS
V
ThinSOT
V
Package
V
ThinSOT Package
V
Package
C4
0.1
IN
IN
IN
IN
m
: 2.6V to 16V, V
: 2.5V to 16V, V
: 2.5V to 16V, V
: 2.7V to 16V, V
F
TM
Package
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
70
60
40
30
20
50
10
0
0
0.5
= 34V, I
= 38V, I
= 38V, I
= 34V, I
1
© LINEAR TECHNOLOGY CORPORATION 2006
Q
Q
Q
Q
= 4.2mA/5.5mA, I
= 2mA, I
= 2.8mA, I
= 1.9mA, I
1.5
Effi ciency
I
MONIN
2
(mA)
LT 0207 REV A • PRINTED IN USA
SD
2.5
SD
SD
< 1µA, ThinSOT
< 1µA, SC70 and
< 1µA, ThinSOT
3
SD
3.5
3482 TA04b
< 1µA,
4
3482fa