Motore di ricerca datesheet componenti elettronici |
|
TL1454YD Scheda tecnica(PDF) 9 Page - Texas Instruments |
|
TL1454YD Scheda tecnica(HTML) 9 Page - Texas Instruments |
9 / 24 page TL1454, TL1454Y DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM) CONTROL CIRCUIT SLVS086B – APRIL 1995 – REVISED NOVEMBER 1997 9 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 electrical characteristics over recommended operating free-air temperature range, VCC = 6 V, fosc = 500 kHz (unless otherwise noted) (continued) oscillator PARAMETER TEST CONDITIONS TL1454 UNIT PARAMETER TEST CONDITIONS MIN TYP MAX UNIT fosc Frequency CT = 120 pF, RT = 10 kΩ 500 kHz Standard deviation of frequency 50 kHz Frequency change with voltage VCC = 3.6 V to 20 V, TA = 25°C 5 kHz Frequency change with temperature TA = TA(min) to 25°C –2 ±20 kHz Frequency change with temperature TA = 25°C to 85°C –10 ±20 kHz Maximum ramp voltage 1.8 V Minimum ramp voltage 1.1 V dead-time control (DTC) PARAMETER TEST CONDITIONS TL1454 UNIT PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIT Input threshold voltage Duty cycle = 0% 1 1.1 1.2 V VIT Input threshold voltage Duty cycle = 100% 0.4 0.5 0.6 V VI(latched) Latched-mode input voltage 1.2 V IIB Common-mode input bias current DTC1, IN1+ ≈ 1.2 V 4 µA Latched-mode (source) current TA = 25°C – 100 µA error-amplifier PARAMETER TEST CONDITIONS TL1454 UNIT PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIO Input offset voltage 6 mV IIO Input offset current VO = 1.25 V, VIC = 1.25 V 100 nA IIB Input bias current – 160 – 500 nA VICR Input voltage range VCC = 3.6 V to 20 V – 0.2 to 1.40 V AV Open-loop voltage gain RFB = 200 kΩ 70 80 dB Unity-gain bandwidth 3 MHz CMRR Common-mode rejection ratio 60 80 dB VOM(max) Positive output voltage swing 2.3 2.43 V VOM(min) Negative output voltage swing 0.63 0.8 V IO+ Output sink current VID = – 0.1 V, VO = 1.20 V 0.1 0.5 mA IO– Output source current VID = 0.1 V, VO = 1.80 V –45 –70 µA output PARAMETER TEST CONDITIONS TL1454 UNIT PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VOH High level output voltage IO = – 8 mA VCC–2 4.5 V VOH High-level output voltage IO = – 40 mA VCC–2 4.4 V VOL Low level output voltage IO = 8 mA 0.1 0.4 V VOL Low-level output voltage IO = 40 mA 1.8 2.5 V trv Output voltage rise time CL = 2000 pF TA =25°C 220 ns tfv Output voltage fall time CL = 2000 pF, TA = 25°C 220 ns |
Codice articolo simile - TL1454YD |
|
Descrizione simile - TL1454YD |
|
|
Link URL |
Privacy Policy |
ALLDATASHEETIT.COM |
Lei ha avuto il aiuto da alldatasheet? [ DONATE ] |
Di alldatasheet | Richest di pubblicita | contatti | Privacy Policy | scambio Link | Ricerca produttore 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 |