HV9963NG-G Supertex, HV9963NG-G Datasheet
![LED Drivers Clsd Loop LED driver W/ Enhanced PWM DIM](/photos/15/66/156605/soic16_sml.jpg)
HV9963NG-G
Specifications of HV9963NG-G
Available stocks
Related parts for HV9963NG-G
HV9963NG-G Summary of contents
Page 1
... D2 (optional PVDD GT PVDD CS VIN HV9963 GND PWMD SS RT HCP SYNC COMP ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 D1 R OVP1 OVP2 OVP Q2 FLT FB IREF R AVDD REF1 AVDD REF2 T ● Tel: 408-222-8888 ● www.supertex.com HV9963 S ...
Page 2
... Ordering Information 16-Lead SOIC 9.90x3.90mm body Device 1.75mm height (max) 1.27mm pitch HV9963 HV9963NG-G -G indicates package is RoHS compliant (‘Green’) Absolute Maximum Ratings Parameter VIN to GND PVDD to GND GATE GND AVDD to GND IREF to GND All other pins to GND Junction temperature Storage ambient temperature range ...
Page 3
... 10V GATE - 60 ns --- - 60 ns --- 1.25 1.40 V OVP rising - V OVP falling 11 20 μA HCP = GND 2 --- - - 5.0V HCP 11 20 μ GND - - 5.0V SS 300 600 Ω --- 2.0 4.0 μ 237kΩ T < +125°C. A ● Tel: 408-222-8888 ● www.supertex.com HV9963 < + < +125 3.3V ...
Page 4
... I = 200mV REF COMP COMP 0.5 1.0 nA --- - - COMP 100 112 kHz R = 237kΩ T 520 580 kHz R = 44.2kΩ 600 kHz --- - 94 % --- - - V --- - 0.8 V --- 25 - μA --- - 200 μA --- < +125°C. A ● Tel: 408-222-8888 ● www.supertex.com HV9963 ; IREF = 3.0V, IREF - 0.7V VDD ...
Page 5
... REF FB step from 0 to 900mV; - 250 ns FLT goes from high to low; no capacitance at FLT pin - 500 ns --- - 300 ns --- - 800 ns --- < +125°C. A GND FC FLT DIM PWMD FC 11µA SS DIS COMP DIS DIM IREF + - 200mV + Blanking DIM ● Tel: 408-222-8888 ● www.supertex.com HV9963 ; DD DD, ...
Page 6
... CS pin (see Fig- ure 1). A current, proportional to the switching frequency, is sourced out of the CS pin. ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 6 should be chosen so that the 0. • I SAT is the maximum desired peak inductor current. SAT ● Tel: 408-222-8888 ● www.supertex.com HV9963 CS ...
Page 7
... FET which can be much higher) and ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 7 GATE GND discharged. Also When the FET The pre-charge voltage can be fairly high SC V DRAIN Figure 3: Waveforms during turn-on ● Tel: 408-222-8888 ● www.supertex.com HV9963 DRAIN V DRAIN - R CS DRAIN ...
Page 8
... SS pin holds the COMP pin to 1.0V above the SS pin and thereby controls the COMP pin’s rate of rise. The COMP pin is released once the voltage reaches its steady state volt- age. ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 8 ● Tel: 408-222-8888 ● www.supertex.com HV9963 ...
Page 9
... However, the boost FET is kept running. ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 9 PWMD I LED I INDUCTOR greater than one switching time period PWMD I LED I INDUCTOR to one switching time (SS) and I (SS) refer to the steady O L ● Tel: 408-222-8888 ● www.supertex.com HV9963 I (SS (SS (SS (SS) L ...
Page 10
... Bordeaux Drive, Sunnyvale, CA 94089 • R • SAT S FAULT OFF P ≥ HICCUP is the saturation current of the disconnect FET. SAT + 550ns (max). FAULT OFF ≈ 1050ns(max) DETECT1 BLANK DELAY ≈ 250ns(max) DETECT1 DELAY ● Tel: 408-222-8888 ● www.supertex.com HV9963 ...
Page 11
... OVP1 LED string voltage at which point, no fault will be detected and normal operation of the circuit will commence. ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 11 – 10%) -- the point at which the HV9963 OVP ● Tel: 408-222-8888 ● www.supertex.com HV9963 ...
Page 12
... JEDEC Registration MS-012, Variation AC, Issue E, Sept. 2005. * This dimension is not specified in the JEDEC drawing. Drawings are not to scale. Supertex Doc. #: DSPD-16SONG, Version G041309. (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to http://www.supertex.com/packaging.html.) does not recommend the use of its products in life support applications, and will not knowingly sell them for use in such applications unless it receives Supertex inc ...