λÖãºMCP1257-EUN > MCP1257-EUNÏêÇé
MCP1257-EUNÖÐÎÄ×ÊÁÏ

³§¼ÒÐͺŠ| MCP1257-EUN |
Îļþ´óС | 1303.97Kbytes |
Ò³ÃæÊýÁ¿ | 24Ò³ |
¹¦ÄÜÃèÊö | Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode |
Êý¾ÝÊÖ²á | |
Éú²ú³§ÉÌ | Microchip Technology |
¼ò³Æ | Microchip¡¾Î¢Ð¾¿Æ¼¼¡¿ |
ÖÐÎÄÃû³Æ | ΢о¿Æ¼¼¹É·ÝÓÐÏÞ¹«Ë¾¹ÙÍø |
LOGO |
MCP1257-EUNÊý¾ÝÊÖ²á¹æ¸ñÊéPDFÏêÇé
Description
The MCP1256, MCP1257, MCP1258 and MCP1259 are inductorless, positive regulated charge pump DC/DC converters. The devices generate a regulated 3.3V output voltage from a 1.8V to 3.6V input. The devices are specifically designed for applications operating from 2-cell alkaline, Ni-Cd, or Ni-MH batteries or by one primary lithium MnO2 (or similar) coin cell battery.
Features
? Inductorless 1.5x, 2x Boost DC/DC Converter
? Output Voltage: 3.3V
? High Output Voltage Accuracy:
- ¡À3.0 (VOUT Fixed)
? Output Current Up To 100 mA
? 20 mVPP Output Voltage Ripple
? Thermal Shutdown and Short Circuit Protection
? Uses Small Ceramic Capacitors
? Switching Frequency: 650 kHz
? Low-Power SLEEP Mode: MCP1256/7
? BYPASS Mode: MCP1258/9
? Low-Power Shutdown Mode: 0.1 ¦ÌA (Typical)
? Shutdown Input Compatible with 1.8V Logic
? VIN Range: 1.8V to 3.6V
? Soft-Start Circuitry to Minimize Inrush Current
? Temperature Range: -40¡ãC to +125¡ãC
? Packaging:
- 10-Pin, 3 mm x 3 mm DFN
- 10-Pin, MSOP
Applications
? Pagers
? Portable Measurement Instruments
? Home Automation Products
? PICmicro? MCU Bias
MCP1257-EUN²úÆ·ÊôÐÔ
- ÀàÐÍ
ÃèÊö
- ÐͺÅ
MCP1257-EUN
- ÖÆÔìÉÌ
MICROCHIP
- ÖÆÔìÉÌÈ«³Æ
Microchip Technology
- ¹¦ÄÜÃèÊö
Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode
MCP1257-EUN¹©Ó¦ÉÌ...
¹©Ó¦ÉÌ | ÐͺŠ| Æ·ÅÆ | ÅúºÅ | ·â×° | ¿â´æ | ±¸×¢ | ¼Û¸ñ |
---|---|---|---|---|---|---|---|
ÉîÛÚÊкӷæöοƼ¼ÓÐÏÞ¹«Ë¾ |
MCP1257TE/MF |
Microchip |
22+ |
10DFN |
9000 |
Ô³§ÇþµÀ,ÏÖ»õÅäµ¥ |
|
Ò×´´¼ÑÒµ¿Æ¼¼£¨ÉîÛÚ£©ÓÐÏÞ¹«Ë¾ |
MCP1257TE/MF |
Microchip |
23+ |
10DFN |
9000 |
Ô×°ÕýÆ·£¬Ö§³Öʵµ¥ |
|
ÉîÛÚÊа²¸»ÊÀ¼Íµç×ÓÓÐÏÞ¹«Ë¾ |
MCP1257TE/MF |
Microchip |
23+ |
10DFN |
8000 |
Ö»×öÔ×°ÏÖ»õ |
|
ÉîÛÚÊÐÒ»Ïß°ëµ¼ÌåÓÐÏÞ¹«Ë¾ |
MCP1257T-E/MF |
MICROCHIP |
24+ |
sopdip |
10800 |
||
ÉîÛÚÊк㴴´ïʵҵÓÐÏÞ¹«Ë¾ |
MCP1257T-E/MF |
MICROCHIP |
17+ |
sopdip |
6200 |
100%Ô×°ÕýÆ·ÏÖ»õ |
|
ÉîÛÚÊлªî£Ð¾¿Æ¼¼ÓÐÏÞ¹«Ë¾ |
MCP1257T-E/MF |
Microchip |
24+ |
10DFN |
10000 |
È«ÐÂÔ³§Ô×°£¬½ø¿ÚÕýÆ·ÏÖ»õ£¬Õý¹æÇþµÀ¿Éº¬Ë°£¡£¡ |
|
ÉîÛÚÊÐÐ˲ӿƼ¼ÓÐÏÞ¹«Ë¾ |
MCP1257-E-UN |
Microchip |
24+ |
10MSOP |
28500 |
ÊÚȨ´úÀíÖ±Ïú,Ô³§Ô×°ÏÖ»õ,¼ÙÒ»·£Ê®,ÌؼÛÏúÊÛ |
|
ÉîÛÚÊпÆÓêµç×ÓÓÐÏÞ¹«Ë¾ |
MCP1257T-E/MF |
MICROCHIP |
20+ |
DFN-10 |
3300 |
¾ÍÕÒÎÒ°É!--ÑûÄúÌåÑéÓä¿ìÎʹºÔª¼þ! |
|
ÉîÛÚÊÐ΢Äɶûµç×ÓʵҵÓÐÏÞ¹«Ë¾ |
MCP1257T-E/MF |
Microchip |
21+ |
DFN |
15000 |
Ö»×öÔ×° |
|
ÉîÛÚÊÐо¸£ÁÖµç×ӿƼ¼ÓÐÏÞ¹«Ë¾ |
MCP1257TE/UN |
Microchip |
21+ |
10MSOP |
13880 |
¹«Ë¾Ö»ÊÛÔ×°,Ö§³Öʵµ¥ |
MCP1257-EUN ×ÊÁÏÏÂÔظü¶à...
MCP1257-EUN ²úÆ·Ïà¹ØÐͺÅ
- 24AA128-I/SN
- 25LC160AT-I/P
- 93AA46CX-E/OTG
- 93AA56A-I/OT
- 93C46BX-E/OTG
- 93LC56C-I/OT
- MCP103-450I/TT
- MCP1259T-EUN
- MCP131-450I/TT
- MCP1406T-E/AT
- MCP1702T-2802E/CB
- MCP4021T-202E/MC
- MCP6271T-E/ST
- MCP6549T-I/ST
- MCP73832T-2ADI/MC
- MP111T-315E/LB
- MP111T-450E/LB
- OC-290-CGF-507AF-10.0
- OC-290-DAB-508BF-10.0
- P140KH1-F30AR200K
- P140KV1-Y30AR200K
- SN74AHCT86PWLE
- SQS16B51R0BS13
- TC1303B-CE0EMFTR
- TC4454AVOA713
- TPD4E001DRLRG4
- TPD4E001DRSR
- TPS650241RHB
- TPS65167RHATG4
- TS5A26542
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
- P94
- P95
Microchip Technology ΢о¿Æ¼¼¹É·ÝÓÐÏÞ¹«Ë¾
΢о¿Æ¼¼¹É·ÝÓÐÏÞ¹«Ë¾£¨Ó¢ÓMicrochipTechnologyInc.£¬Ó¢Îļòд£ºMicrochip£©£¬ÊÇÒ»¸öÃÀ¹ú΢¿ØÖÆÆ÷¡¢ÄÚ´æÓëÀà±È°ëµ¼ÌåÖÆÔìÉÌ¡£ËüµÄ²úÆ·°üº¬Î¢¿ØÖÆÆ÷£¨PIC΢¿ØÖÆÆ÷¡¢dsPIC/PIC24¡¢PIC32£©¡¢ÐòÁÐʽEEPROM¡¢ÐòÁÐʽSRAM¡¢KEELOQ×é¼þ¡¢ÎÞÏßµçƵÂÊ£¨RF£©×é¼þ¡¢ÈÈ×é¼þ¡¢¹¦ÂÊÓëµç³Ø¹ÜÀíÀà±È×é¼þ£¬Ò²ÓÐÏßÐÔ¡¢½Ó¿ÚÓë»ìºÏÐźÅ×é¼þ¡£»¹ÓÐһЩ½Ó¿Ú×é¼þ°üº¬USB¡¢ZigBee/MiWi£¬CANbusÓëEthernet¡£¹«Ë¾×ܲ¿Î»ÓÚÑÇÀûÉ£ÄÇÖÝÇ®µÂÀÕ£¬¾§Ô²³§Ôò·Ö±ðλÓÚÑÇÀûÉ£ÄÇÖÝ̹Åå¼°°ÂÀÕ¸ÔÖݸñÀ×˹º±¡£Ö÷ÒªµÄ¾ºÕùÕßÓÐÑǵÂŵ°ëµ¼Ìå¡¢°®ÌØ÷¶û¡¢·É˼¿¨¶û£¨·Ö²ð×ÔĦÍÐÂÞÀ£©¡¢Ó¢