Electronic Components Datasheet Search |
|
XLM5155QDSSTQ1 Datasheet(PDF) 7 Page - Texas Instruments |
|
XLM5155QDSSTQ1 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 47 page 7 LM5155-Q1, LM51551-Q1 www.ti.com SNVSAY4B – AUGUST 2018 – REVISED JULY 2019 Product Folder Links: LM5155-Q1 LM51551-Q1 Submit Documentation Feedback Copyright © 2018–2019, Texas Instruments Incorporated Electrical Characteristics (continued) Typical values correspond to TJ = 25°C. Minimum and maximum limits apply over TJ = -40°C to 125°C. Unless otherwise stated, VBIAS = 12V, RT = 9.09kΩ PARAMETER TEST CONDITIONS MIN TYP MAX UNIT UVLO/SYNC VUVLO(RISING) UVLO / SYNC threshold UVLO rising 1.425 1.5 1.575 V VUVLO(FALLING) UVLO / SYNC threshold UVLO falling 1.370 1.45 1.520 V VUVLO(HYS) UVLO / SYNC threshold hysteresis UVLO falling 0.05 V IUVLO UVLO hysteresis current VUVLO = 1.6 V 4 5 6 uA SS ISS Soft-start current 9 10 11 uA SS pull-down switch RDSON 55 Ω PULSE WIDTH MODULATION fsw1 Switching frequency RT = 220 kΩ 85 100 115 kHz fsw2 Switching frequency RT = 9.09 kΩ 1980 2200 2420 kHz tON(MIN) Minimum on-time RT = 9.09 kΩ 50 ns DMAX1 Maximum duty cycle limit RT = 9.09 kΩ 80% 85% 90% DMAX2 Maximum duty cycle limit RT = 220 kΩ 90% 93% 96% CURRENT SENSE ISLOPE Peak slope compensation current RT = 220 kΩ 22.5 30 37.5 uA VCLTH Current Limit threshold (CS- PGND) 93 100 107 mV HICCUP MODE PROTECTION (LM51551) Hiccup enable cycles 64 Cycles Hiccup timer reset cycles 8 Cycles ERROR AMPLIFIER VREF FB reference LM5155, LM51551 0.99 1 1.01 V Gm Transconductance 2 mA/V COMP sourcing current VCOMP = 1.2 V 180 uA COMP clamp voltage COMP rising (VUVLO = 2.0V) 2.5 2.8 V COMP clamp voltage COMP falling 1 1.1 V OVP VOVTH Over-voltage threshold FB rising (referece to VREF) 107% 110% 113% Over-voltage threshold FB falling (referece to VREF) 105% PGOOD PGOOD pull-down switch RDSON 1 mA sinking 90 Ω VUVTH Undervoltage threshold FB falling (referece to VREF) 87% 90% 93% Undervoltage threshold FB rising (referece to VREF) 95% MOSFET DRIVER High-state voltage drop 100 mA sinking 0.25 V Low-state voltage drop 100 mA sourcing 0.15 V THERMAL SHUTDOWN TTSD Thermal shutdown threshold Temperature rising 175 °C Thermal shutdown hysteresis 15 °C |
Similar Part No. - XLM5155QDSSTQ1 |
|
Similar Description - XLM5155QDSSTQ1 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List 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 |