ltc3406ab-2 Linear Technology Corporation, ltc3406ab-2 Datasheet - Page 2

• Manufacturer Part Number: ltc3406ab-2
• Description: 2.25mhz, 600ma Synchronous Step-down Regulator In Thinsot
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
LTC3406AB-2
(Note 1)
Input Supply Voltage ....................................– 0.3V to 6V
RUN, V
SW Voltage (DC) ........................... – 0.3V to (V
P-Channel Switch Source Current
(DC) (Note 7) .......................................................800mA
N-Channel Switch Sink Current (DC) (Note 7) .....800mA
Peak SW Sink and Source Current (Note 7) .............1.3A
Operating Temperature Range (Note 2) ...– 40°C to 85°C
Maximum Junction Temperature (Notes 3, 6) ....... 125°C
Storage Temperature Range ...................– 65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
LEAD FREE FINISH
LTC3406ABES5-2#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
temperature range, otherwise specifi cations are at T
SYMBOL
I
V
ΔV
I
V
V
I
f
R
R
I
t
ORDER INFORMATION
2
VFB
PK
S
OSC
LSW
SOFT-START
FB
LOADREG
IN
PFET
NFET
FB
FB
Voltages .......................................–0.3V to V
PARAMETER
Feedback Current
Regulated Feedback Voltage
Reference Voltage Line Regulation
Peak Inductor Current
Output Voltage Load Regulation
Input Voltage Range
Input DC Bias Current
Oscillator Frequency
R
R
SW Leakage
Soft-Start Time
Active
Shutdown
DS(ON)
DS(ON)
TAPE AND REEL
LTC3406ABES5-2#TRPBF LTDBB
of P-Channel FET
of N-Channel FET
http://www.linear.com/leadfree/
PART MARKING
http://www.linear.com/tapeandreel/
A
IN
= 25°C. V
CONDITIONS
(Note 4)
V
V
Duty Cycle < 35%
(Note 5)
V
V
V
I
I
V
V
+ 0.3V)
SW
SW
IN
IN
FB
RUN
FB
RUN
FB
The
= 2.5V to 5.5V (Note 4)
= 3V, V
= 0.63V
= 0.6V
from 10% to 90% Full-Scale
= 100mA
= –100mA
= 0V, V
= 0V, V
IN
●
IN
denotes the specifi cations which apply over the full operating
FB
= 3.6V unless otherwise specifi ed.
IN
SW
= 0.5V
= 5.5V
PIN CONFIGURATION
= 0V or 5V, V
PACKAGE DESCRIPTION
5-Lead Plastic TSOT-23
IN
= 5V
T
JMAX
RUN 1
GND 2
= 125°C, θ
SW 3
5-LEAD PLASTIC TSOT-23
●
●
●
●
●
S5 PACKAGE
JA
TOP VIEW
0.5880
= 250°C/W, θ
MIN
0.75
2.5
1.8
0.6
JC
5 V
4 V
±0.01
0.04
2.25
0.23
0.21
TYP
200
= 90°C/W
TEMPERATURE RANGE
–40°C to 85°C
0.6
0.5
0.1
0.9
1
FB
IN
0.6120
MAX
1.25
0.35
0.35
±30
300
0.4
5.5
2.7
1.2
±1
1
3406ab2f
UNITS
MHz
%/V
ms
μA
μA
nA
μA
%
Ω
Ω
V
A
V