ltc3405es6 Linear Technology Corporation, ltc3405es6 Datasheet - Page 15

• Manufacturer Part Number: ltc3405es6
• Description: 1.5mhz, 300ma Synchronous Step-down Regulator In Thinsot
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO S
PACKAGE DESCRIPTIO
100
90
80
70
60
50
40
30
0.1
3.85 MAX
V
IN
= 4.2V
0.20 BSC
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
V
OUTPUT CURRENT (mA)
1
IN
2.62 REF
= 3.6V
DATUM ‘A’
RECOMMENDED SOLDER PAD LAYOUT
V
IN
= 2.7V
Using All Ceramic Capacitors Optimized for Lowest Profile, ≤ 1.2mm High
10
MAX
0.62
PER IPC CALCULATOR
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.
100
TO 4.2V
U
2.7V
3405 TA04b
V
0.95
0.30 – 0.50 REF
REF
IN
U
1000
C
1µF
CER
Single Li-Ion to 1.8V/300mA Regulator
1.22 REF
1.4 MIN
IN
**
(Reference LTC DWG # 05-08-1636)
4
1
6
V
RUN
MODE
6-Lead Plastic TSOT-23
IN
LTC3405
GND
0.09 – 0.20
(NOTE 3)
2
SW
V
S6 Package
FB
2.80 BSC
3
5
1M
200k
1.00 MAX
4.7µH*
1.50 – 1.75
332k
(NOTE 4)
22pF
**
*
PANASONIC ELT5KT4R7M
TAIYO YUDEN CERAMIC JMK107BJ105MA
0.80 – 0.90
0.95 BSC
AC COUPLED
100mV/DIV
200mA/DIV
200mA/DIV
C
1µF
CER
OUT
I
**
V
LOAD
PIN ONE ID
OUT
I
L
V
I
LOAD =
IN
C
1µF
CER
2.90 BSC
(NOTE 4)
1.90 BSC
OUT
= 3.6V
V
1.8V
**
OUT
100mA TO 250mA
3405 TA04a
40µs/DIV
S6 TSOT-23 0302
0.01 – 0.10
0.30 – 0.45
6 PLCS (NOTE 3)
3405 TA04c
LTC3405
15
3405fa