数据搜索系统,热门电子元器件搜索 |
|
LT1976HFE 数据表(PDF) 2 Page - Linear Technology |
|
LT1976HFE 数据表(HTML) 2 Page - Linear Technology |
2 / 28 page LT1976/LT1976B 2 1976bfg Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ (Note 1) VIN, SHDN, PG, BIAS .............................................. 60V BOOST Pin Above SW ............................................ 35V BOOST Pin Voltage ................................................. 68V SYNC, CSS, PGFB, FB ................................................ 6V Operating JunctionTemperature Range LT1976EFE/LT1976BEFE (Note 2) ... – 40 °C to 125°C LT1976IFE/LT1976BIFE (Note 2) ..... – 40 °C to 125°C LT1976HFE (Note 2) ........................ – 40 °C to 140°C Storage Temperature Range ................. – 65 °C to 150°C Lead Temperature (Soldering, 10 sec).................. 300 °C ORDER PART NUMBER Consult LTC Marketing for parts specified with wider operating temperature ranges. LT1976EFE LT1976IFE LT1976HFE LT1976BEFE LT1976BIFE ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full –40°C to 125°C operating temperature range, otherwise specifications are at TJ = 25 °C. VIN = 12V, SHDN = 12V, BOOST = 15.3V, BIAS = 5V, FB/PGFB = 1.25V, CSS/SYNC = 0V unless otherwise noted. θJA = 45°C/W, θJC(PAD) = 10°C/W EXPOSED PAD IS GND (PIN 17) MUST BE SOLDERED TO GND (PIN 8) FE PACKAGE 16-LEAD PLASTIC TSSOP 1 2 3 4 5 6 7 8 TOP VIEW 16 15 14 13 12 11 10 9 NC SW NC VIN NC BOOST CT GND PG SHDN SYNC PGFB FB VC BIAS CSS 17 SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VSHDN SHDN Threshold ● 1.2 1.3 1.4 V ISHDN SHDN Input Current SHDN = 12V ● 520 μA Minimum Input Voltage (Note 3) ● 2.4 3 V IVINS Supply Shutdown Current SHDN = 0V, BOOST = 0V, FB/PGFB = 0V 0.1 2 μA Supply Sleep Current (Note 4) (LT1976) BIAS = 0V, FB = 1.35V ● 170 230 μA FB = 1.35V ● 45 75 μA IVIN Supply Quiescent Current BIAS = 0V, FB = 1.15V, VC = 0.8V (VC = 0V LT1976B) 3.2 4.10 mA BIAS = 5V, FB = 1.15V, VC = 0.8V (VC = 0V LT1976B) 2.6 3.25 mA Minimum BIAS Voltage (Note 5) ● 2.7 3 V IBIASS BIAS Sleep Current (Note 4) (LT1976) ● 110 180 μA IBIAS BIAS Quiescent Current SYNC = 3.3V 700 800 μA Minimum Boost Voltage (Note 6) ISW = 1.5A 1.8 2.5 V Input Boost Current (Note 7) ISW = 1.5A 40 50 mA VREF Reference Voltage (VREF) 3.3V < VVIN < 60V ● 1.225 1.25 1.275 V IFB FB Input Bias Current 75 200 nA EA Voltage Gain (Note 8) 900 V/V EA Voltage gm dI(VC)= ±10μA 400 650 800 μMho EA Source Current FB = 1.15V 20 40 55 μA EA Sink Current FB = 1.35V 15 30 40 μA VC to SW gm 3A/V VC High Clamp 2.1 2.2 2.4 V VC Switching Threshold (LT1976B) ● 0.1 0.4 0.8 V FE PART MARKING 1976EFE 1976IFE 1976HFE 1976BEFE 1976BIFE |
类似零件编号 - LT1976HFE |
|
类似说明 - LT1976HFE |
|
|
链接网址 |
隐私政策 |
ALLDATASHEETCN.COM |
ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |