參數(shù)資料
型號： TOP244G-TL
廠商： POWER INTEGRATIONS INC
元件分類： 穩(wěn)壓器
英文描述： 2.16 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PDSO7
封裝： PLASTIC, SMD-8/7
文件頁數(shù)： 12/52頁
文件大?。?/td> 2175K
代理商： TOP244G-TL
TOP242-250
N
4/05
2
Section List
Functional Block Diagram ....................................................................................................................................... 3
Pin Functional Description ...................................................................................................................................... 4
TOPSwitch-GX
Family Functional Description ....................................................................................................... 5
CONTROL (C) Pin Operation.................................................................................................................................. 6
Oscillator and Switching Frequency........................................................................................................................ 6
Pulse Width Modulator and Maximum Duty Cycle.................................................................................................. 7
Light Load Frequency Reduction............................................................................................................................ 7
Error Amplier ......................................................................................................................................................... 7
On-Chip Current Limit with External Programmability ............................................................................................ 7
Line Under-Voltage Detection (UV)......................................................................................................................... 8
Line Overvoltage Shutdown (OV) ........................................................................................................................... 8
Line Feed-Forward with DC
MAX Reduction .............................................................................................................. 8
Remote ON/OFF and Synchronization ................................................................................................................... 9
Soft-Start................................................................................................................................................................. 9
Shutdown/Auto-Restart........................................................................................................................................... 9
Hysteretic Over-Temperature Protection................................................................................................................. 9
Bandgap Reference.............................................................................................................................................. 10
High-Voltage Bias Current Source........................................................................................................................ 10
Using Feature Pins ................................................................................................................................................... 10
FREQUENCY (F) Pin Operation........................................................................................................................... 10
LINE-SENSE (L) Pin Operation ............................................................................................................................ 10
EXTERNAL CURRENT LIMIT (X) Pin Operation.................................................................................................. 11
MULTI-FUNCTION (M) Pin Operation .................................................................................................................. 11
Typical Uses of FREQUENCY (F) Pin ...................................................................................................................... 14
Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) Pins ...................................................... 15
Typical Uses of MULTI-FUNCTION (M) Pin ........................................................................................................... 17
Application Examples .............................................................................................................................................. 20
A High Efciency, 30 W, Universal Input Power Supply........................................................................................ 20
A High Efciency, Enclosed, 70 W, Universal Adapter Supply.............................................................................. 20
A High Efciency, 250 W, 250-380 VDC Input Power Supply ............................................................................... 22
Multiple Output, 60 W, 185-265 VAC Input Power Supply .................................................................................... 23
Processor Controlled Supply Turn On/Off............................................................................................................. 24
Key Application Considerations ............................................................................................................................. 26
TOPSwitch-II vs. TOPSwitch-GX.......................................................................................................................... 26
TOPSwitch-FX vs. TOPSwitch-GX ....................................................................................................................... 28
TOPSwitch-GX Design Considerations ............................................................................................................... 28
TOPSwitch-GX Layout Considerations................................................................................................................. 30
Quick Design Checklist......................................................................................................................................... 32
Design Tools ......................................................................................................................................................... 32
Product Specications and Test Conditions ......................................................................................................... 33
Typical Performance Characteristics .................................................................................................................... 40
Part Ordering Information ....................................................................................................................................... 46
Package Outlines ..................................................................................................................................................... 47
相關(guān)PDF資料
PDF描述
TOP242FN-TL 0.72 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
TOP242G-TL 0.72 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PDSO7
TOP246F 4.32 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
TOP249F 8.64 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
TOP244P 2.16 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PDIP7
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TOP244P 功能描述:IC OFFLINE SWIT OVP UVLO HV 8DIP RoHS:否 類別:集成電路 (IC) >> PMIC - AC-DC 轉(zhuǎn)換器，離線開關(guān) 系列:TOPSwitch®-GX 標(biāo)準(zhǔn)包裝:1 系列:FPS™ 輸出隔離:隔離 頻率范圍:61kHz ~ 73kHz 輸入電壓:8 V ~ 26 V 輸出電壓:650V 功率（瓦特）:12W 工作溫度:-40°C ~ 115°C 封裝/外殼:8-DIP（0.300"，7.62mm） 供應(yīng)商設(shè)備封裝:8-MDIP 包裝:Digi-Reel® 其它名稱:FSL206MRBNFSDKR
TOP244P- 制造商:POWERINT 制造商全稱:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
TOP244P/G 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Up to 290 W Extended power. design flexible.
TOP244PN 功能描述:交流/直流開關(guān)轉(zhuǎn)換器 20 W 85-265 VAC 28 W 230 VAC RoHS:否 制造商:STMicroelectronics 輸出電壓:800 V 輸入/電源電壓（最大值）:23.5 V 輸入/電源電壓（最小值）:11.5 V 開關(guān)頻率:115 kHz 電源電流:1.6 mA 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSO-10 封裝:Reel
TOP244PN- 制造商:POWERINT 制造商全稱:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
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