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參數(shù)資料
| 型號： | LTC4269IDKD-2#TR |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING CONTROLLER, 560 kHz SWITCHING FREQ-MAX, PDSO32 |
| 封裝： | 7 X 4 MM, PLASTIC, M0-229, DFN-32 |
| 文件頁數(shù)： | 12/34頁 |
| 文件大?。?/td> | 383K |
| 代理商： | LTC4269IDKD-2#TR |
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LTC4269-2
42692fb
pin conFiguraTion
absoluTe MaxiMuM raTings
(Notes 1, 2)
TOP VIEW
33
DKD PACKAGE
32-LEAD (7mm 4mm) PLASTIC DFN
SHDN 1
T2P 2
RCLASS 3
NC 4
VPORTN 5
VPORTN 6
NC 7
NC 8
COMP 9
FB 10
ROSC 11
SYNC 12
SS_MAXDC 13
VREF 14
SD_VSEC 15
GND 16
32 VPORTP
31 NC
30 NC
29 PWRGD
28 PWRGD
27 VNEG
26 VNEG
25 NC
24 SOUT
23 VIN
22 OUT
21 PGND
20 DELAY
19 OC
18 ISENSE
17 BLANK
TJMAX = 125°C, θJA = 34°C/W, θJC = 2°C/W
EXPOSED PAD (PIN 33) MUST BE SOLDERED TO
HEAT SINKING PLANE THAT IS CONNECTED TO GND
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4269CDKD-2#PBF
LTC4269CDKD-2#TRPBF 42692
32-Lead (7mm
× 4mm) Plastic DFN
0°C to 70°C
LTC4269IDKD-2#PBF
LTC4269IDKD-2#TRPBF
42692
32-Lead (7mm
× 4mm) Plastic DFN
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4269CDKD-2
LTC4269CDKD-2#TR
42692
32-Lead (7mm
× 4mm) Plastic DFN
0°C to 70°C
LTC4269IDKD-2
LTC4269IDKD-2#TR
42692
32-Lead (7mm
× 4mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
Pins with Respect to VPORTN
VPORTP Voltage ........................................ –0.3V to 100V
VNEG Voltage.........................................–0.3V to VPORTP
VNEG Pull-Up Current ..................................................1A
SHDN....................................................... –0.3V to 100V
RCLASS, Voltage ........................................... –0.3V to 7V
RCLASS Source Current ..........................................50mA
PWRGD Voltage (Note 3)
Low Impedance Source .... VNEG – 0.3V to VNEG + 11V
Sink Current.........................................................5mA
PWRGD, T2P Voltage ............................... –0.3V to 100V
PWRGD, T2P Sink Current .....................................10mA
Pins with Respect to GND
VIN (Note 4)................................................ –0.3V to 25V
SYNC, SS_MAXDC, SD_VSEC,
ISENSE, OC.................................................... –0.3V to 6V
COMP, BLANK, DELAY.............................. –0.3V to 3.5V
FB ................................................................ –0.3V to 3V
ROSC Current........................................................ –50A
VREF Source Current ..............................................10mA
Operating Ambient Temperature Range
LTC4269C-2............................................. 0°C to 70°C
LTC4269I-2..........................................–40°C to 85°C
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