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參數(shù)資料
| 型號： | LT3682EDD#TRPBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, PDSO12 |
| 封裝： | 3 X 3 MM, LEAD FREE, PLASTIC, DFN-12 |
| 文件頁數(shù)： | 12/24頁 |
| 文件大?。?/td> | 253K |
| 代理商： | LT3682EDD#TRPBF |
LT3682
2
3682f
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
VIN, RUN/SS Voltage (Note 2) …….…………….....60V
BOOST Pin Voltage …………………………..…….50V
BOOST Pin Above SW Pin …………………..……..30V
FB, RT, VC Voltage ......................................................5V
SYNC …………………………….………….……. 20V
BD and PG Voltage ..…….………………..………..30V
Operating Junction Temperature Range (Notes 3 and 6)
LT3682E ……………….…………...
40°C to 125°C
LT3682I …………………………….
40°C to 125°C
Storage Temperature Range …………..
65°C to 150°C
(Note 1)
TOP VIEW
DD PACKAGE
12-LEAD (3mm
3mm) PLASTIC DFN
12
11
8
9
10
4
5
3
2
1
VIN
SYNC
RT
RUN/SS
SW
DA
VC
FB
PG
GND
BD
BOOST 6
7
13
θJA = 43°C/W
EXPOSED PAD (PIN 13) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3682EDD#PBF
LT3682EDD#TRPBF
LFDW
12-Lead (3mm
× 3mm) Plastic DFN
–40°C to 125°C
LT3682IDD#PBF
LT3682IDD#TRPBF
LFDW
12-Lead (3mm
× 3mm) Plastic DFN
–40°C to 125°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Operating Voltage
VBD = 3.3V
VBD < 3.0V
l
3.4
3.6
4.3
V
VIN Overvoltage Lockout
l
36
39
41
V
Quiescent Current from VIN
VRUN/SS = 0.2V
VRUN/SS = 10V, VBD = 3.3V, Not Switching
VRUN/SS = 10V, VBD = 0V, Not Switching
l
0.01
35
90
0.5
60
160
μA
Quiescent Current from BD Pin
VRUN/SS = 0.2V
VRUN/SS = 10V, VBD = 3.3V, Not Switching
VRUN/SS = 10V, VBD = 0V, Not Switching
l
0.01
55
0
0.5
100
5
μA
Minimum BD Pin Voltage
2.8
3
V
Feedback Voltage
l
792
780
800
808
812
mV
FB Pin Bias Current (Note 4)
FB Pin Voltage = 800mV
l
580
nA
FB Voltage Line Regulation
3.6V < VIN < 36V
0.001
0.005
%/V
Error Amp gm
IVC = ±1.5μA
430
μS
Error Amp Voltage Gain
1300
V/V
The
l denotes specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C, VIN = 10V, VRUN/SS = 10V, VBD = 3.3V unless otherwise noted. (Note 3)
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| LT3682IDD#PBF | 制造商:Linear Technology 功能描述:DC-DC CONVERTER BUCK 2.2MHZ 制造商:Linear Technology 功能描述:DC-DC CONVERTER, BUCK, 2.2MHZ, DFN-12 |
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| LT3682IDD-TRPBF | 制造商:LINER 制造商全稱:Linear Technology 功能描述:1A Micropower Step-Down |
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