Motor de Búsqueda de Datasheet de Componentes Electrónicos |
|
TPS61045 Datasheet(PDF) 3 Page - Texas Instruments |
|
|
TPS61045 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 20 page www.ti.com SW 8 PGND 7 GND 6 CTRL 5 L DRB PACKAGE (TOP VIEW) 1 VIN 2 DO 3 FB 4 Exposed Thermal Die Pad TPS61045 SLVS440A – JANUARY 2003 – REVISED SEPTEMBER 2003 ELECTRICAL CHARACTERISTICS V I = 2.4 V, CTRL = VI, VO = 18.0 V, IO = 10 mA, TA = -40°C to 85°C, typical values are at TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY CURRENT VI Input voltage range 1.8 6.0 V IQ Operating quiescent current IO = 0 mA, not switching 40 65 µA IO(SD) Shutdown current CTRL = GND 0.1 1 µA VUVLO Under-voltage lockout threshold VI falling 1.5 1.7 V CTRL AND DAC OUTPUT VIH CTRL high level input voltage 1.3 V VIL CTRL low level input voltage 0.3 V Ilkg CTRL input leakage current CTRL = GND or VIN 0.1 µA VO(DO) DAC output voltage range 0 1.233 V DAC resolution 6 Bit 19.6 mV VO(DO) DAC center output voltage CTRL = high 607 mV IO(SINK) Maximum DAC sink current 30 µA t(UP) Increase output voltage one step CTRL = high to low 1 60 µs t(DWN) Decrease the output voltage one step CTRL = high to low 140 240 µs td1 Delay time between up/down steps CTRL = low to high 1 µs t(OFF) Shutdown CTRL = high to low 560 µs INPUT SWITCH (Q1), MAIN SWITCH (Q2) AND CURRENT LIMIT VSW(Q2) Main switch maximum voltage (Q2) 30 V rds(ON) Main switch MOSFET on-resistance VI = 2.4 V; IS = 200 mA 400 800 m Ω Ilkg(MAIN) Main switch MOSFET leakage current VS = 28 V 0.1 10 µA I(LIM) Main switch MOSFET current limit 300 375 450 mA rds(ON) Input switch MOSFET on-resistance VI= 2.4 V; IS = 200 mA 1 2 Ω Ilkg(IN) Input switch MOSFET leakage current VL = GND, VI = 6 V 0.1 10 µA OUTPUT VO Output voltage range Vin 28 V Vref Internal voltage reference 1.233 V I(FB) Feedback input bias current VFB = 1.3 V 30 100 nA V(FB) Feedback trip point voltage 1.8 V ≤ V I≤ 6.0 V; VO = 18 V, I(LOAD)= 10 1.208 1.233 1.258 V mA (A) The Exposed Thermal Die Pad is connected to PGND. Connect this pad directly with the GND pin. 3 |
Número de pieza similar - TPS61045 |
|
Descripción similar - TPS61045 |
|
|
Enlace URL |
Política de Privacidad |
ALLDATASHEET.ES |
¿ALLDATASHEET es útil para Ud.? [ DONATE ] |
Todo acerca de Alldatasheet | Publicidad | Contáctenos | Política de Privacidad | Intercambio de Enlaces | Lista de Fabricantes 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 |