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LTC3405AES6#TRMPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
13
LTC3405A
3405afa
Figure 7a
Figure 7b
V
IN
C
IN
†
2.2µF
CER
V
IN
2.7V
TO 4.2V
LTC3405A
RUN
MODE
3
6.8µH*
22pF
887k
412k
3405A F07a
5
4
6
1
2
SW
V
FB
GND
C
OUT
**
4.7µF
CER
V
OUT
2.5V
*SUMIDA CMD4D11-6R8MC
** TAIYO YUDEN JMK212BJ475MG
†
TAIYO YUDEN LMK212BJ225MG
OUTPUT CURRENT (mA)
0.1
EFFICIENCY (%)
10
1000
100
90
80
70
60
50
40
30
3405A F07b
1 100
V
IN
= 2.7V
V
IN
= 4.2V
V
IN
= 3.6V
APPLICATIO S I FOR ATIO
WUUU
V
OUT
100mV/DIV
AC COUPLED
I
LOAD
200mA/DIV
I
L
200mA/DIV
20µs/DIV
V
IN
= 3.6V
V
OUT
= 2.5V
I
LOAD
=
100mA TO 300mA
3405A F07c
Figure 7c
14
LTC3405A
3405afa
Single Li-Ion to 1.2V/300mA Regulator
Using Ceramic and Tantalum Output Capacitors
V
IN
C
IN
**
2.2µF
CER
V
IN
2.7V
TO 4.2V
LTC3405A
RUN
MODE
3
4.7µH*
22pF
887k
1.774M
3405A TA01a
5
4
6
1
2
SW
V
FB
GND
C
OUT1
***
1µF
CER
C
OUT2
†
22µF
TANT
V
OUT
1.2V
+
*
**
***
†
MURATA LQH3C4R7M34
TAIYO YUDEN CERAMIC LMK212BJ225MG
TAIYO YUDEN CERAMIC JMK107BJ105MA
AVX TAJA226M006R
OUTPUT CURRENT (mA)
0.1
EFFICIENCY (%)
10
1000
100
90
80
70
60
50
40
30
3405A TA01b
1 100
V
IN
= 2.7V
V
IN
= 4.2V
V
IN
= 3.6V
V
OUT
100mV/DIV
AC COUPLED
I
LOAD
200mA/DIV
I
L
200mA/DIV
20µs/DIV
V
IN
= 3.6V
V
OUT
= 1.2V
I
LOAD
=
100mA TO 300mA
3405A TA01c
TYPICAL APPLICATIO S
U
Single Li-Ion to 1V/200mA Regulator
Using All Ceramic Capacitors Optimized for Small Footprint
V
IN
C
IN
**
4.7µF
CER
V
IN
2.7V
TO 4.2V
LTC3405A
RUN
MODE
3
3.3µH*
22pF
249k
1M
3405A TA02a
*
**
TAIYO YUDEN LM2016T3R3M
TAIYO YUDEN CERAMIC JMK212BJ475MG
5
4
6
1
2
SW
V
FB
GND
C
OUT
**
4.7µF
CER
V
OUT
1V
OUTPUT CURRENT (mA)
0.1
EFFICIENCY (%)
10
1000
90
80
70
60
50
40
30
3405A TA02b
1 100
V
IN
= 2.7V
V
IN
= 4.2V
V
IN
= 3.6V
V
OUT
100mV/DIV
AC COUPLED
I
LOAD
100mA/DIV
I
L
100mA/DIV
20µs/DIV
V
IN
= 3.6V
V
OUT
= 1V
I
LOAD
=
100mA TO 200mA
3405A TA02c
15
LTC3405A
3405afa
U
PACKAGE DESCRIPTIO
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
S6 Package
6-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1636)
1.50 – 1.75
(NOTE 4)
2.80 BSC
0.30 – 0.45
6 PLCS (NOTE 3)
DATUM ‘A’
0.09 – 0.20
(NOTE 3)
S6 TSOT-23 0302
2.90 BSC
(NOTE 4)
0.95 BSC
1.90 BSC
0.80 – 0.90
1.00 MAX
0.01 – 0.10
0.20 BSC
0.30 – 0.50 REF
PIN ONE ID
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. JEDEC PACKAGE REFERENCE IS MO-193
3.85 MAX
0.62
MAX
0.95
REF
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
1.4 MIN
2.62 REF
1.22 REF
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

LTC3405AES6#TRMPBF

Mfr. #:
Buy LTC3405AES6#TRMPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 300mA, 1.5MHz Syn Step-dwn convtr
Lifecycle:
New from this manufacturer.
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