HV9801ANG-G Supertex, HV9801ANG-G Datasheet

Page 1

... Supertex inc. Features ► Four level switch dimming ► Very accurate current regulator ► Output over-current / short circuit protection ► IC over-temperature protection ► Available in 8L-SOIC and 16L-SOIC packages Applications ► Switch dimmable LED bulbs and fixtures Typical Application Circuit AC Doc.# DSFP-HV9801A ...

Page 2

... Ordering Information Part Number Package HV9801ALG-G 8-Lead SOIC (Narrow Body) HV9801ANG-G 16-Lead SOIC (Narrow Body) 45/Tube HV9801ANG-G M934 16-Lead SOIC (Narrow Body) 2500/Reel -G indicates package is RoHS compliant (‘Green’) Typical Thermal Resistance Package θ 8-Lead SOIC 101 16-Lead SOIC 83 Absolute Maximum Ratings ...

Page 3

... LED current falls beyond this - % duty cycle - mV --- 30mV CS CST - μs --- 1MΩ RT μ 226kΩ GATE - GATE 500pF GATE 500pF GATE - °C --- - °C --- < +125°C. Supertex inc. www.supertex.com = 226kΩ = 500pF; = 500pF; ...

Page 4

... The difference in load regulation between the HV9801A and the HV9910B, a peak current regulator, is clearly visible. Output Characteristics 0.60 0.55 HV9801A 0.50 0.45 0.40 HV9910B 0.35 0.30 0. Fig.1. Typical output characteristic of the HV9801A LED 4 HV9801A GATE AND Q Q HV9801A V = 170VDC Output Voltage, V driver. Supertex inc. www.supertex.com ...

Page 5

... LED LED OFF MIN ONX OFF ONX • LED MIN BUS Supertex inc. HV9801A ) www.supertex.com ...

Page 6

... In order to facilitate a quick fall of the voltage, a diode should be added to isolate the bus capacitor from the VIN pin as shown in the Typical Application Circuit. AC Line Power ON/OFF cycle time 1second (max.) ON Brightness 50% 100% 25% 12.5% 25% Fig.3. LED brightness and AC line power. 6 HV9801A ) • (1s) DD 100% Supertex inc. www.supertex.com ...

Page 7

... Gate driver output. VDD regulator output. Connect a high frequency bypass and a hold-up capacitor at VDD. Bypass capacitor to be 100nF minimum. See applications section for hold-up capacitance. Off-time programming input. Connect programming resistor to GND. Caution! DNC means Do Not Connect! 7 HV9801A to IN Supertex inc. www.supertex.com ...

Page 8

... Symbol A A1 MIN 1.35* 0.10 Dimension NOM - - (mm) MAX 1.75 0.25 JEDEC Registration MS-012, Variation AA, Issue E, Sept. 2005. * This dimension is not specified in the JEDEC drawing. Drawings are not to scale. Supertex Doc. #: DSPD-8SOLGTG, Version I041309. Doc.# DSFP-HV9801A B051412 Note 1 h Seating Plane 1.25 ...

Page 9

... 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 ...