參數(shù)資料
型號： LTC3400ES6
廠商： LINEAR TECHNOLOGY CORP
元件分類： 穩(wěn)壓器
英文描述： 600mA, 1.2MHz Micropower Synchronous Boost Converter in ThinSOT
中文描述： 0.85 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO6
封裝： PLASTIC, SOT-23, 6 PIN
文件頁數(shù)： 2/12頁
文件大?。?/td> 181K
代理商： LTC3400ES6
LTC3400/LTC3400B
2
3400f
V
IN
Voltage ................................................. –0.3V to 6V
SW Voltage................................................. –0.3V to 6V
SHDN, FB Voltage....................................... –0.3V to 6V
V
OUT
........................................................... –0.3V to 6V
Operating Temperature Range (Note 2).. –30
°
C to 85
°
C
Storage Temperature Range................... –65
°
C to 125
°
Lead Temperature (Soldering, 10 sec)..................300
°
C
ORDER PART
NUMBER
S6 PART MARKING
LTWK
LTUN
T
JMAX
= 125
°
C,
θ
JA
= 256
°
C/W
LTC3400ES6
LTC3400BES6
(Note 1)
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2:
The LTC3400E/LTC3400BE are guaranteed to meet performance
specifications from 0
°
C to 70
°
C. Specifications over the –30
°
C to 85
°
C
operating temperature range are assured by design, characterization and
correlation with statistical process controls.
The
G
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= 1.2V, V
OUT
= 3.3V, unless otherwise specified.
PARAMETER
CONDITIONS
Minimum Start-Up Voltage
I
LOAD
= 1mA
Minimum Operating Voltage
SHDN = V
IN
(Note 4)
Output Voltage Adjust Range
Feedback Voltage
Feedback Input Current
V
FB
= 1.25V (Note 3)
Quiescent Current (Burst Mode Operation)
V
FB
= 1.4V (Note 5), LTC3400 Only
Quiescent Current (Shutdown)
V
SHDN
= 0V, Not Including Switch Leakage
Quiescent Current (Active)
Measured On V
OUT
NMOS Switch Leakage
V
SW
= 5V
PMOS Switch Leakage
V
SW
= 0V
NMOS Switch On Resistance
V
OUT
= 3.3V
V
OUT
= 5V
PMOS Switch On Resistance
V
OUT
= 3.3V
V
OUT
= 5V
NMOS Current Limit
Burst Mode Operation Current Threshold
LTC3400 Only (Note 3)
Current Limit Delay to Output
(Note 3)
Max Duty Cycle
V
FB
= 1.15V
Switching Frequency
MIN
TYP
0.85
0.5
MAX
1
0.65
5
1.268
UNITS
V
V
V
V
2.5
1.192
G
1.23
1
19
0.01
300
0.1
0.1
0.35
0.20
0.45
0.30
850
3
40
87
1.2
1.2
nA
μ
A
μ
A
μ
A
μ
A
μ
A
mA
mA
ns
%
MHz
MHz
30
1
500
5
5
600
G
80
0.95
0.85
1
1.5
1.5
G
SHDN Input High
SHDN Input Low
SHDN Input Current
V
V
0.35
1
V
SHDN
= 5.5V
0.01
μ
A
ABSOLUTEW
W
W
U
PACKAGE/ORDER U
U
W
ELECTRICAL CHARACTERISTICS
Note 3:
Specification is guaranteed by design and not 100% tested in
production.
Note 4:
Minimum V
IN
operation after start-up is only limited by the
battery’s ability to provide the necessary power as it enters a deeply
discharged state.
Note 5:
Burst Mode operation I
Q
is measured at V
OUT
. Multiply this value
by V
OUT
/V
IN
to get the equivalent input (battery) current.
SW 1
GND 2
FB 3
6 V
IN
5 V
OUT
4 SHDN
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23
Consult LTC Marketing for parts specified with wider operating temperature ranges.
相關(guān)PDF資料
PDF描述
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