Datasheet

11
LTC3406-1.2
340612fa
U
PACKAGE DESCRIPTIO
S5 Package
5-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1635)
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.
1.50 – 1.75
(NOTE 4)
2.80 BSC
0.30 – 0.45 TYP
5 PLCS (NOTE 3)
DATUM ‘A’
0.09 – 0.20
(NOTE 3)
S5 TSOT-23 0302
PIN ONE
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
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
TYPICAL APPLICATIO S
U
Single Li-Ion 1.2V/600mA Regulator for Lowest Profile, ≤1mm High
V
IN
C
IN
**
4.7µF
CER
V
IN
2.7V TO 4.2V
LTC3406-1.2
RUN
3
2.2µH
†
340612 TA02
5
4
1
2
SW
V
OUT
GND
C
OUT1
*
10µF
CER
V
OUT
1.2V
*
**
†
MURATA GRM219R60JI06KE19B
AVX06036D475MAT
FDK MIPW3226D2R2M
LOAD (mA)
70
EFFICIENCY (%)
80
90
100
0.1 10 100 1000
340612 TA03
0
10
60
1
50
40
20
30
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.2V
I
L
500mA/DIV
I
LOAD
500mA/DIV
V
OUT
100mV/DIV
AC COUPLED
20µs/DIV
V
IN
= 3.6V
I
LOAD
= 20mA TO 600mA
340612 TA04
LTC3406-1.2 Efficiency Load Step