поискавой системы для электроныых деталей |
|
TPS61161DRVT датащи(PDF) 3 Page - Texas Instruments |
|
|
TPS61161DRVT датащи(HTML) 3 Page - Texas Instruments |
3 / 21 page www.ti.com ELECTRICAL CHARACTERISTICS TPS61160 TPS61161 SLVS791 – NOVEMBER 2007 VIN = 3.6 V, CTRL = VIN, 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, VIN 2.7 18 V IQ Operating quiescent current into VIN Device PWM switching no load 1.8 mA ISD Shutdown current CRTL=GND, VIN = 4.2 V 1 µA UVLO Undervoltage lockout threshold VIN falling 2.2 2.5 V Vhys Undervoltage lockout hysterisis 70 mV ENABLE AND REFERENCE CONTROL V(CTRLh) CTRL logic high voltage VIN = 2.7 V to 18 V 1.2 V V(CTRLl) CTRL logic low voltage VIN = 2.7 V to 18 V 0.4 V R(CTRL) CTRL pull down resistor 400 800 1600 k Ω toff CTRL pulse width to shutdown CTRL high to low 2.5 ms tes_det Easy Scale detection time(1) CTRL pin low 260 µs tes_delay Easy Scale detection delay 100 µs tes_win Easy Scale detection window time Measured from CTRL high 1 ms VOLTAGE AND CURRENT CONTROL VREF Voltage feedback regulation voltage 196 200 204 mV V(REF_PWM) Voltage feedback regulation voltage under VFB = 50 mV 47 50 53 mV brightness control VFB = 20 mV 17 20 23 IFB Voltage feedback input bias current VFB = 200 mV 2 µA fS Oscillator frequency 500 600 700 kHz Dmax Maximum duty cycle VFB = 100 mV 90% 93% tmin_on Minimum on pulse width 40 ns Isink Comp pin sink current 100 µA Isource Comp pin source current 100 µA Gea Error amplifier transconductance 240 320 400 umho Rea Error amplifier output resistance 6 M Ω fea Error amplifier crossover frequency 5 pF connected to COMP 500 kHz POWER SWITCH N-channel MOSFET on-resistance VIN = 3.6 V 0.3 0.6 RDS(on) Ω VIN = 3.0 V 0.7 ILN_NFET N-channel leakage current VSW = 35 V, TA = 25°C 1 µA OC and OLP ILIM N-Channel MOSFET current limit D = Dmax 0.56 0.7 0.84 A ILIM_Start Start up current limit D = Dmax 0.4 A tHalf_LIM Time step for half current limit 5 ms Vovp Open LED protection threshold Measured on the SW pin, TPS61160 25 26 27 V TPS61161 37 38 39 Open LED protection threshold on FB Measured on the FB pin, percentage V(FB_OVP) 50% of Vref, Vref = 200 mV and 20 mV tREF VREF filter time constant 180 µs tstep VREF ramp up time 213 µs (1) To select EasyScale™ mode, the CTRL pin has to be low for more than tes_det during tes_win Copyright © 2007, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): TPS61160 TPS61161 |
Аналогичный номер детали - TPS61161DRVT |
|
Аналогичное описание - TPS61161DRVT |
|
|
ссылки URL |
Конфиденциальность |
ALLDATASHEETRU.COM |
Вашему бизинису помогли Аллдатащит? [ DONATE ] |
Что такое Аллдатащит | реклама | контакт | Конфиденциальность | обмен ссыками | поиск по производителю 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 |