数据搜索系统,热门电子元器件搜索 |
|
LM25115 数据表(PDF) 5 Page - National Semiconductor (TI) |
|
|
LM25115 数据表(HTML) 5 Page - National Semiconductor (TI) |
5 / 17 page Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. VBIAS to GND –0.3V to 32V VCC to GND –0.3V to 9V HS to GND –1V to 45V VOUT, CS to GND – 0.3V to 15V All other inputs to GND −0.3V to 7.0V Storage Temperature Range –55˚C to +150˚C Junction Temperature +150˚C ESD Rating HBM (Note 2) 2 kV Operating Ratings VBIAS supply voltage 5V to 30V VCC supply voltage 5V to 7.5V HS voltage 0V to 42V HB voltage VCC + HS Operating Junction Temperature –40˚C to +125˚C Typical Operating Conditions Parameter Min Typ Max Units Supply Voltage, VBIAS 4.5 30 V Supply Voltage, VCC 4.5 7 V Supply voltage bypass, CVBIAS 0.1 1 µF Reference bypass capacitor, CVCC 0.1 1 10 µF HB-HS bootstrap capacitor 0.047 µF SYNC Current Range (VCC = 4.5V) 50 150 µA RAMP Saw Tooth Amplitude 1 1.75 V VOUT regulation voltage (VBIAS min = 3V + VOUT) 0.75 13.5 V Electrical Characteristics Unless otherwise specified, T J = –40˚C to +125˚C, VBIAS = 12V, No Load on LO or HO. Symbol Parameter Conditions Min Typ Max Units VBIAS SUPPLY Ibias VBIAS Supply Current F SYNC = 200kHz 4 mA VCC LOW DROPOUT BIAS REGULATOR VccReg VCC Regulation VCC open circuit. Outputs not switching 6.65 7 7.15 V VCC Current Limit (Note 4) 40 mA VCC Under-voltage Lockout Voltage Positive going VCC 4 4.5 V VCC Under-voltage Hysteresis 0.2 0.25 0.3 V SOFT-START SS Source Impedance 43 60 77 k Ω SS Discharge Impedance 100 Ω ERROR AMPLIFIER and FEEDBACK REFERENCE VREF FB Reference Voltage Measured at FB pin 0.737 0.75 0.763 V FB Input Bias Current FB = 2V 0.2 0.5 µA COMP Source Current 300 µA Open Loop Voltage Gain 60 dB GBW Gain Bandwidth Product 4 MHz Vio Input Offset Voltage -7 0 7 mV COMP Offset Threshold for V HO = high RAMP = CS =VOUT=0V 2V RAMP Offset Threshold for V HO = high COMP = 1.5V, CS = VOUT = 0V 1.1 V CURRENT SENSE AMPLIFIER Current Sense Amplifier Gain 16 V/V Output DC Offset 1.27 V Amplifier Bandwidth 500 kHz www.national.com 5 |
类似零件编号 - LM25115 |
|
类似说明 - LM25115 |
|
|
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 |