LTC3606B
19
3606bfb
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
REVISION HISTORY
REV DATE DESCRIPTION PAGE NUMBER
A 3/10 Changes to Electrical Characteristics 3
B 8/12 Changed 750µs to 950µs in the Soft-Start section 7
LTC3606B
20
3606bfb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
FAX: (408) 434-0507
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2009
LT 0812 REV B • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATIONS
800mA Buck Converter, I
LIM
= 500mA
800mA Buck Converter, I
LIM
= 475mA or Disabled
PGOOD
V
IN
USB INPUT 5V
V
OUT
3.4V AT
800mA
3606B TA0
2
C
OUT
2.2mF
s2
SuperCap
C
IN
10µF
R
PGD
499k
C
IN
: AVX 08056D106KAT2A
C
OUT
: VISHAY 592D228X96R3X2T20H
L1: COILCRAFT LPS4012-152ML
R
LIM
110k
C
LIM
1000pF
L1
1.5µH
R2
1210k
R1
255k
V
IN
LTC3606B
SW
V
FB
GND
RLIM
RUN
PGOOD
+
PGOOD
V
IN
USB INPUT 5V
V
OUT
3.4V AT
800mA
3606B TA03
C
OUT
2.2mF
×2
SuperCap
C
IN
10µF
R
PGD
499k
C
IN
: AVX 08056D106KAT2A
C
OUT
: VISHAY 592D228X96R3X2T20H
L1: COILCRAFT LPS4012-152ML
C
LIM
2200pF
I
LIM
DISABLE
R
LIM
116k
L1
1.5µH
R2
1210k
R1
255k
V
IN
LTC3606B
SW
V
FB
GND
RLIM
RUN
PGOOD
+
PART NUMBER DESCRIPTION COMMENTS
LTC3619/LTC3619B Dual 400mA and 800mA I
OUT
, 2.25MHz,
Synchronous Step-Down DC/DC Converter
95% Effi ciency, V
IN(MIN)
= 2.5V, V
IN(MAX)
= 5.5V, V
OUT(MIN)
= 0.6V,
I
Q
= 50µA, I
SD
< 1µA, MS10E, 3mm × 3mm DFN-10
LTC3127 1.2A I
OUT
, 1.6MHz, Synchronous Buck-Boost DC/DC
Converter with Adjustable Input Current Limit
94% Effi ciency, V
IN(MIN)
= 1.8V, V
IN(MAX)
= 5.5V, V
OUT(MAX)
= 5.25V,
I
Q
= 18µA, I
SD
< 1µA, 3mm × 3mm DFN-MSOP10E
LTC3125 1.2A I
OUT
, 1.6MHz, Synchronous Boost DC/DC
Converter with Adjustable Input Current Limit
94% Effi ciency, V
IN(MIN)
= 1.8V, V
IN(MAX)
= 5.5V, V
OUT(MAX)
= 5.25V,
I
Q
= 15µA, I
SD
< 1µA, 2mm × 3mm DFN-8
LTC3417A/
LTC3417A-2
Dual 1.5A/1A, 4MHz, Synchronous Step-Down
DC/DC Converter
95% Effi ciency, V
IN(MIN)
= 2.3V, V
IN(MAX)
= 5.5V, V
OUT(MIN)
= 0.8V,
I
Q
= 125µA, I
SD
= <1µA, TSSOP-16E, 3mm × 5mm DFN-16
LTC3407A/
LTC3407A-2
Dual 600mA/600mA, 1.5MHz, Synchronous
Step-Down DC/DC Converter
95% Effi ciency, V
IN(MIN)
= 2.5V, V
IN(MAX)
= 5.5V, V
OUT(MIN)
= 0.6V,
I
Q
= 40µA, I
SD
= <1µA, MS10E, 3mm × 3mm DFN-10
LTC3548/LTC3548-1/
LTC3548-2
Dual 400mA and 800mA I
OUT
, 2.25MHz,
Synchronous Step-Down DC/DC Converter
95% Effi ciency, V
IN(MIN)
= 2.5V, V
IN(MAX)
= 5.5V, V
OUT(MIN)
= 0.6V,
I
Q
= 40µA, I
SD
= <1µA, MS10E, 3mm × 3mm DFN-10
LTC3546 Dual 3A/1A, 4MHz, Synchronous Step-Down
DC/DC Converter
95% Effi ciency, V
IN(MIN)
= 2.3V, V
IN(MAX)
= 5.5V, V
OUT(MIN)
= 0.6V,
I
Q
= 160µA, I
SD
= <1µA, 4mm × 5mm QFN-28

LTC3606BEDD#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 800mA Synchronous Step-Down DC/DC with Average Input Current Limit
Lifecycle:
New from this manufacturer.
Delivery:
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