λÖãºLTC3646HMSEPBF > LTC3646HMSEPBFÏêÇé
LTC3646HMSEPBFÖÐÎÄ×ÊÁÏ

³§¼ÒÐͺŠ| LTC3646HMSEPBF |
Îļþ´óС | 586.81Kbytes |
Ò³ÃæÊýÁ¿ | 28Ò³ |
¹¦ÄÜÃèÊö | 40V, 1A Synchronous Step-Down Converter |
Êý¾ÝÊÖ²á | |
Éú²ú³§ÉÌ | Linear Technology |
¼ò³Æ | LINER¡¾ÁèÁ¦¶ûÌØ¡¿ |
ÖÐÎÄÃû³Æ | ÁèÌØ°ëµ¼Ìå¹ÙÍø |
LOGO |
LTC3646HMSEPBFÊý¾ÝÊÖ²á¹æ¸ñÊéPDFÏêÇé
DESCRIPTION
The LTC?3646 is a high efficiency, step-down DC/DC
converter with internal high side and synchronous power
FETs. It draws only 140¦ÌA typical DC supply current in
Burst Mode operation at no load while maintaining output
voltage regulation.
The LTC3646 can supply up to a 1A load, and its combination
of Burst Mode operation, integrated power switches
and low quiescent current provides high efficiency over a
broad range of load currents. Alternatively, it can be used
in forced continuous mode for ripple sensitive applications.
The LTC3646 has a wide 4.0V to 40V input range and its
patented controlled on-time architecture and 0.6V reference
voltage allow for large step-down ratios without
the risk of output overvoltage. The frequency may be set
between 200kHz and 3.0MHz with a program resistor or
synchronized to an external clock.
The internal soft-start, short-circuit protection and voltage
rating make the LTC3646 a robust part ideal for high
voltage applications.
FEATURES
- Wide Input Voltage Range: 4.0V to 40V
- 1A Guaranteed Output Current
- High Efficiency: Up to 95
- Wide Output Voltage Range
- LTC3646: 2.0V to 30V
- LTC3646-1: 0.6V to 15V
- ¡À1 Accurate Reference Voltage
- Internal or External Compensation
- Switching Frequency Adjustable and Synchronizable:
200kHz to 3MHz
- Selectable High Efficiency Burst Mode? Operation or
Forced Continuous Mode
- 14 Lead 3mm ¡Á 4mm DFN or Thermally Enhanced
16-Lead MSOP Packages
APPLICATIONS
- Point of Load Power Supplies
- Intermediate Bus Power
- Automotive Applications
LTC3646HMSEPBF¹©Ó¦ÉÌ...
¹©Ó¦ÉÌ | ÐͺŠ| Æ·ÅÆ | ÅúºÅ | ·â×° | ¿â´æ | ±¸×¢ | ¼Û¸ñ |
---|---|---|---|---|---|---|---|
ÉîÛÚÊйèÓîµç×ÓÓÐÏÞ¹«Ë¾ |
LTC3646IDE |
LINEAR(ÁèÌØ) |
2324+ |
NA |
78920 |
¶þÊ®ÓàÔؽðÅÆÀÏÆó,Ñо¿ËùÓÅÐãºÏ¹©µ¥Î»,ÄúµÄÔ³§´°¿Ú |
|
ÉîÛÚÊÐÒã´´ºëµç×ӿƼ¼ÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
LinearTechnology/AnalogD |
24+ |
14-DFN(4x3) |
66800 |
Ô³§ÊÚȨһ¼¶´úÀí,רעÆû³µ¡¢Ò½ÁÆ¡¢¹¤Òµ¡¢ÐÂÄÜÔ´£¡ |
|
ÖÐÌì¿Æ¹¤°ëµ¼Ì壨ÉîÛÚ£©ÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
ADI/ÑǵÂŵ |
20+ |
14-LeadDFN(4mmx3mmwE |
33680 |
ADIÈ«ÐÂÔ×°-¿É¿ªÔÐͺÅÔö˰Ʊ |
|
ÉîÛÚÊÐÅ·ÑǼѵç×ÓÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
LINEAR |
20+ |
DFN |
11520 |
ÌؼÛÈ«ÐÂÔ×°¹«Ë¾ÏÖ»õ |
|
嫼ѿƼ¼(ÉîÛÚ)ÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
Linear Technology/Analog Devic |
24+ |
14-DFN(4x3) |
65200 |
Ò»¼¶´úÀí/·ÅÐIJɹº |
|
°¬î£¹ú¼Ê£¨Ïã¸Û£©ÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
ADI(ÑǵÂŵ)/LINEAR |
2447 |
DFN-14 |
315000 |
91¸ö/¹ÜÒ»¼¶´úÀíרӪƷÅÆ!Ô×°ÕýÆ·,ÓÅÊÆÏÖ»õ,³¤ÆÚ |
|
ÉîÛÚÊпÆÓêµç×ÓÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
ADI/LT |
20+ |
DFN-14 |
932 |
¾ÍÕÒÎÒ°É!--ÑûÄúÌåÑéÓä¿ìÎʹºÔª¼þ! |
|
ÉîÛÚÊйÚÒÚͨ¿Æ¼¼ÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
Analog |
21+ |
25000 |
Ô³§Ô°ü ÉîÛÚÏÖ»õ Ö÷´òÆ·ÅÆ ¼ÙÒ»Åâ°Ù ¿É¿ªÆ±! |
||
ѶÔË(ÉîÛÚ/ÉϺ£)µç×ÓÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
ADI(ÑǵÂŵ)/LINEAR |
2021+ |
DFN-14 |
499 |
||
ÉîÛÚÊÐÓо¿Æ¼¼ÓÐÏÞ¹«Ë¾ |
LTC3646IDE#PBF |
ADI/ÑǵÂŵ |
22+ |
DFN-14 |
9600 |
Ô×°ÏÖ»õ,ÓÅÊƹ©Ó¦,Ö§³Öʵµ¥! |
LTC3646HMSEPBF ×ÊÁÏÏÂÔظü¶à...
LTC3646HMSEPBF ²úÆ·Ïà¹ØÐͺÅ
- 662-009-664-000
- 662-009-664-001
- 662-009-664-002
- 662-009-664-003
- 662-009-664-004
- 662-009-664-005
- 662-009-664-006
- 662-009-664-007
- 662-009-664-008
- 662-009-664-009
- 662-009-664-00A
- 662-009-664-00C
- 662-009-664-030
- DLS3PP5AN23X
- DLS3PP5BN21X
- DLS3PP5CN21X
- LTC3646HDE-1PBF
- LTC3646HDE-1TRPBF
- LTC3646HDEPBF
- LTC3646HDETRPBF
- LTC3646HMSE-1PBF
- LTC3646HMSE-1TRPBF
- LTC3646HMSETRPBF
- LTC3646IDE-1PBF
DatasheetÊý¾Ý±íPDFÒ³ÂëË÷Òý
- P1
- P2
- P3
- P4
- P5
- P6
- P7
- P8
- P9
- P10
- P11
- P12
- P13
- P14
- P15
- P16
- P17
- P18
- P19
- P20
- P21
- P22
- P23
- P24
- P25
- P26
- P27
- P28
- P29
- P30
- P31
- P32
- P33
- P34
- P35
- P36
- P37
- P38
- P39
- P40
- P41
- P42
- P43
- P44
- P45
- P46
- P47
- P48
- P49
- P50
- P51
- P52
- P53
- P54
- P55
- P56
- P57
- P58
- P59
- P60
- P61
- P62
- P63
- P64
- P65
- P66
- P67
- P68
- P69
- P70
- P71
- P72
- P73
- P74
- P75
- P76
- P77
- P78
- P79
- P80
- P81
- P82
- P83
- P84
- P85
- P86
- P87
- P88
- P89
- P90
- P91
- P92
- P93
Linear Technology ÁèÌØ°ëµ¼Ìå
Linear Technology£¨ÁèÁ¦¶ûÌØ£¬ÏÖÒѱ»ÑǵÂŵ°ëµ¼Ì幫˾£¨Analog Devices, Inc.£©ÊÕ¹º£©³ÉÁ¢ÓÚ1981Ä꣬×ܲ¿Î»ÓÚÃÀ¹ú¼ÓÖÝMilpitas¡£×÷Ϊһ¼Òרҵ´ÓÊÂÄ£Äâµç·Éè¼Æ¿ª·¢¡¢Éú²úÖÆÔì¼°ÏúÊÛ·þÎñµÄIDM¹«Ë¾£¬LinearÔÚ°ëµ¼ÌåÐÐÒµÏíÓнϸßÖªÃû¶È¡£ÆäÖÆÔì¡¢×é×°ºÍ²âÊÔ¹¤³§±é²¼ÃÀ¹ú¡¢ÂíÀ´Î÷ÑǺÍмÓÆ£¬ÄêÏúÊÛ¶î¿ÉÖ§³Ö10ÒÚÃÀÔªÒÔÉÏ¡£ ÒµÎñÁìÓò£º LinearÏÂÉèµçÔ´¡¢Ðźŵ÷Àí¡¢»ìºÏÐźż°¸ßƵËĸö²úÆ·ÒµÎñ²¿ÃÅ£¬Ö÷Òª¸ºÔð¹«Ë¾µÄ²úÆ·¿ª·¢ºÍÉú²ú¡£Æä¸ßÐÔÄÜÄ£Äâ°ëµ¼Ìå²úÆ·¹ã·ºÓ¦ÓÃÓÚÎÞÏßͨÐÅ¡¢¼ÆËã»úÍâΧÉ豸¡¢Ò½ÁÆÒÇÆ÷¡¢¹¤³§×Ô¶¯»¯¡¢Æû³µµç×ӵȶà¸öÁìÓò¡£ ÔÚÑÇÌ«Êг¡£¬LinearÔÚ³ýÈÕ