參數(shù)資料
型號(hào): LTC3533EDE#TR
廠(chǎng)商: LINEAR TECHNOLOGY CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: 7 A SWITCHING REGULATOR, 2000 kHz SWITCHING FREQ-MAX, PDSO14
封裝: 4 X 3 MM, 0.75 MM HEIGHT, PLASTIC, MO-229WGED-3, DFN-14
文件頁(yè)數(shù): 9/16頁(yè)
文件大?。?/td> 313K
代理商: LTC3533EDE#TR
LTC3533
2
3533f
PACKAGE/ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
VIN, PVIN Voltages...........................................–0.3 to 6V
VOUT, PVOUT Voltages......................................–0.3 to 6V
SW1, SW2 Voltages
DC...............................................................–0.3 to 6V
Pulsed < 100ns...........................................–0.3 to 7V
VC, FB, RUN/SS, BURST Voltages..................–0.3 to 6 V
Operating Temperature Range (Note 2) ... –40°C to 85°C
Maximum Junction Temperature (Note 3) ............ 125°C
Storage Temperature Range................... –65°C to 125°C
(Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Operating Range
1.8
5.5
V
Output Voltage Adjust Range
1.8
5.25
V
Feedback Voltage
1.196
1.22
1.244
V
Feedback Input Current
VFB = 1.22V
1
50
nA
Quiescent Current – Burst Mode Operation
VC = 0V, VBURST = 0V (Note 4)
40
50
A
Quiescent Current – Shutdown
VRUN = 0V, Not Including Switch Leakage
0.1
1
A
Quiescent Current – Active
VC = 0V, BURST = 3.6V (Note 4)
700
1100
A
Input Current Limit
3.5
4.5
A
Peak Current Limit
7A
Reverse Current Limit
0.5
A
NMOS Switch Leakage
Switches B and C
0.1
5
A
PMOS Switch Leakage
Switches A and D
0.1
10
A
NMOS Switch On Resistance
Switches B and C
60
m
Ω
PMOS Switch On Resistance
Switches A and D
80
m
Ω
Maximum Duty Cycle
Boost (% Switch C On)
Buck (% Switch A On)
80
100
90
%
Minimum Duty Cycle
0%
1
2
3
4
5
6
7
14
13
12
11
10
9
8
VC
FB
RUN/SS
PVIN
VIN
PVOUT
VOUT
RT
BURST
SGND
SW1
PGND
SW2
TOP VIEW
DE PACKAGE
14-LEAD (4mm
× 3mm) PLASTIC DFN
15
TJMAX = 125°C, θJA = 43°C/W, θJC = 4.3°C/W
EXPOSED PAD (PIN 15) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER
DE PART MARKING
LTC3533EDE
3533
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specied with wider operating temperature ranges.
The
denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VIN = 3.6V, VOUT = 3.3V, unless otherwise noted.
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