參數(shù)資料
型號(hào): LT3430IFE-1#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 6.5 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PDSO16
封裝: 4.40 MM, PLASTIC, TSSOP-16
文件頁數(shù): 12/28頁
文件大?。?/td> 321K
代理商: LT3430IFE-1#TR
LT3430/LT3430-1
2
34301fa
PACKAGE/ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
Input Voltage (VIN) .................................................. 60V
BOOST Pin Above SW (Note 11).............................. 35V
BOOST Pin Voltage ................................................. 68V
SYNC Voltage............................................................. 7V
SHDN Voltage ............................................................ 6V
BIAS Pin Voltage ..................................................... 30V
FB Pin Voltage/Current .................................. 3.5V/2mA
Operating Junction Temperature Range
LT3430EFE (Notes 8, 10) .................. –40°C to 125°C
LT3430IFE (Notes 8, 10) .................. –40°C to 125°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ................ 300°C
(Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Reference Voltage (VREF)VOL + 0.2 ≤ VC ≤ VOH – 0.2
5.5V ≤ VIN ≤ 60V
1.204
1.195
1.219
1.234
1.243
V
FB Input Bias Current
–0.2
–1.5
A
Error Amp Voltage Gain
(Note 2)
200
400
V/V
Error Amp gm
dl (VC) = ±10A
1650
1000
2200
3300
4200
Mho
VC to Switch gm
3.4
A/V
EA Source Current
FB = 1V
125
225
450
A
EA Sink Current
FB = 1.4V
100
225
500
A
VC Switching Threshold
Duty Cycle = 0
0.9
V
VC High Clamp
SHDN = 1V
2.1
V
Switch Current Limit
VC Open, Boost = VIN + 5V, FB = 1V
–40°C ≤ TJ ≤ 25°C
TJ = 125°C (Note 9)
3
2.5
5
4
6.5
5.5
A
Switch On Resistance
ISW = 2.5A, Boost = VIN + 5V (Note 7)
0.1
0.14
0.18
Ω
Maximum Switch Duty Cycle (LT3430)
FB = 1V
93
90
96
%
FE PACKAGE
16-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
GND
SW
VIN
SW
BOOST
NC
GND
SHDN
SYNC
NC
FB
VC
BIAS
GND
17
TJMAX = 125°C, θJA = 45°C/W, θJC = 10°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER
FE PART MARKING
LT3430EFE
LT3430IFE
LT3430EFE-1
LT3430IFE-1
3430EFE
3430IFE
3430EFE-1
3430IFE-1
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 TJ = 25°C. VIN = 15V, VC = 1.5V, SHDN = 1V, BOOST = Open Circuit,
SW = Open Circuit, unless otherwise noted.
相關(guān)PDF資料
PDF描述
LT3430EFE-1#TR 6.5 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PDSO16
LT3430IFE-1 6.5 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PDSO16
LT3430EFE-1 6.5 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PDSO16
LT3467AIDDB#PBF 2.5 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO8
LT3467AIDDB 2.5 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO8
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