Electronic Components Datasheet Search |
|
HV9961LG-G Datasheet(PDF) 3 Page - Supertex, Inc |
|
HV9961LG-G Datasheet(HTML) 3 Page - Supertex, Inc |
3 / 9 page 3 HV9961 Supertex inc. www.supertex.com Sym Description Min Typ Max Units Conditions Internal Regulator V DD Internally regulated voltage - 7.25 7.50 7.75 V V IN = 8.0V, IDD(ext) = 0, 500pF at GATE; R T = 226kΩ ΔV DD, line Line regulation of V DD - 0 - 1.0 V V IN = 8.0 - 450V, IDD(ext) = 0, 500pF at GATE; R T = 226kΩ ΔV DD, load Load regulation of V DD - 0 - 100 mV I DD(ext) = 0 - 1.0mA, 500pF at GATE; R T = 226kΩ UVLO V DD undervoltage lockout threshold * 6.45 6.70 6.95 V V IN rising ∆UVLO V DD undervoltage lockout hysteresis - - 500 - mV V IN falling I IN,MAX Maximum input current (limited by UVLO) # 3.5 - - mA V IN = 8.0V, TA = 25 O C # 1.5 - - V IN = 8.0V, TA = 125 O C PWM Dimming V EN(lo) PWMD input low voltage * - - 0.8 V V IN = 8.0 - 450V V EN(hi) PWMD input high voltage * 2.2 - - V V IN = 8.0 - 450V R EN Internal pull-down resistance at PWMD - 50 100 150 kΩ V PWMD = 5.0V Average Current Sense Logic V CS Current sense reference voltage - 268 - 286 mV --- A V(LD) LD-to-CS voltage ratio - 0.182 - 0.188 - --- AV LD(OFFSET) LD-to-CS voltage offset - 0 - 10 mV Offset = V CS - AV(LD) • VLD; V LD = 1.2V - CS threshold temp regulation * - - 5.0 mV --- V LD(OFF) LD input voltage, shutdown - - 150 - mV V LD falling ΔV LD(OFF) LD input voltage, enable - - 200 - mV V LD rising T BLANK Current sense blanking interval * 150 - 320 ns --- T ON(min) Minimum on-time - - - 1000 ns CS = V CS +30mV D MAX Maximum steady-state duty cycle - 75 - - % Reduction in output LED current may occur beyond this duty cycle Short Circuit Protection V CS Hiccup threshold voltage - 410 - 470 mV --- T DELAY Current limit delay CS-to-GATE - - - 150 ns CS = V CS +30mV T HICCUP Short circuit hiccup time - 350 - 550 μs --- T ON(min) Minimum on-time (short circuit) - - - 430 ns CS = V DD Notes: * Denotes the specifications which apply over the full operating ambient temperature range of -40°C < T A < +125°C. # Guaranteed by design. Electrical Characteristics (Specifications are at T A = 25°C. VIN = 12V, VLD = VDD, PWMD = VDD unless otherwise noted)) |
Similar Part No. - HV9961LG-G |
|
Similar Description - HV9961LG-G |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | 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 |