es DBL 20 / | pe HORIZONTAL PROCESSOR FOR MONITOR SET 14DIP Unit . mm The DBL2071, is a monolithic integrated circuit encapsuled ina 14 dual-in-line package designed for horizontal deflection signal processor for a CRT display. This IC can use with the DBL2054D ( Vertical deflection IC). 7] FUNCTIONS Horizontal oscillator & AFC 0 o X-Ray protector AFC sawtooth wave generator Horizontal pulse duty setting Horizontal phase shifter [_] FEATURES The horizontal oscillation frequency 's stable from 15KHz to 100KHZz. O The horizontal display can be shifted right or left. The horizontal synchronizing pulse input can be used intact regardless of the difference in pulse polarity and pulse width, oO oO Any duty of horizontal pulse can be set. [] MAXIMUM RATINGS(T,=25'C ) The AFC feedback sawtooth wave can be obtained by simply applying a flyback pulse to the IC as a trigger pulse. CHARACTERISTICS SYMBOL VALUE UNIT Supply Voltage V..max} 14 Vv Power Dissipation Pd 520 mw Operating Temperature Topr 20~+70 Cc Storage Temperature Tstg 55~ +150 Ccnme DBL 20 7 | eee [|] OPERATING CONDITION (T,=25C) CHARACTERISTIC SYMBOL IN TYP. MAX, UNIT Supply Voitgae Vec 9.0 12.0 13.5 Vv Hor. Pulse Voltage Py 2.0 5.0 6.0 Vap [| BLOCK DIAGRAM 9 vU TRIGGER INPUT On ae ax | $114) GND > Di a i On 5 A> < nv PHASE ADJUST @) oF g = zz a 13) X-RAY TIME CONSTANT | A 0 PROTECTION INPUT SYNC PULSE 3 WIDTH TIME CONSTANT 82 @ DRIVE OUTPUT zai 3 < - + FBP TRIGGER INPUT CH > aoll2 11) DRIVE PULSE Rag WIDTH SETTING z Os SAWTOOTH WAVE (| = SL 0 GENERATING CAPACITOR | oO POWER SUPPLY y COMPARISON VOLTAGE GENERATING CAPACITOR. | - 9 ) DISCHARGE RESISTOR az 2 . ow oO m AFC OUTPUT @) {8) OSC TIME CONSTANTees DBL 207 | ee [_] ELECTRICAL CHARACTERISTICS (Vpin10 = 12V, P,=25C } CHARACTERISTICS SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT Supply Current Vie Vict 12V 12 2) 30 mA Oscillation Start Voltage Vuse(H) - - 40 Vv Free-Running Frequency Fae Fh= 15,734KHz ~ 750 - 750 Hz AFC DC Loop Current Pin2 : GND Pin3 : 5.0V, Pin: 4.0V afe +0.85 = #16 mA Pind : 4.0V(+), 6.0V() Load : 5Xkohm Frequency Drift with V10=12+1V F.(H) 50 _ 50 Hz supply Voltage 15.734KHz at 12V Frequency Drift with F(H) | Ta= 10 to+60C 29 _ 29 Hz2/'C Amboent Temperature Comparision Wave V4 0.6 0.65 08 Vv Shaping Input Voltage X-Ray Protector V13 0.5 0.75 0.9 v Starting Voltage Horizontal Drive Current Pin8 : 3.0V 12 Pint1 : 60V 6.0 9.0 12.0 mA Load : 1000nm Sawtooth Gen. Pin4 : GND leves 220 260 320 uA Current Source Load : 20Kohm Sawtooth Gen. Pin4 : 1.0V Faas 400 500 600 pA Current Sink Load : 10Kohm Pulse Width Tow Pint1 : 6.0V 37 40 47 % Pullin Range F putt +400 - Hz | 253nes DBL 20 / | pees [] TEST CIRCUIT vec 100K 5K vec 1000P FBP OUTPUT vee [>| | fe 16 15 14 1312 11 10 9 5K 4528BCP 12 3 4 5 6 7 8 100K T a= [_ vec vec =L. 1000P vec Nh 241 I 8.2K HOLD DOWN | t rad DBL2071 Ay 100P | 22K ee T 1, ne | 270P oN AAJ 90K 3) 2 93 6800P T rn ; 10K 20K vec p3800P L 0.01Uees DBL 207 | see (_] APPLICATION CIRCUIT FBT DRIVE OUTPUT vec(12V) CM oA ; . 1Oohm 470 15K 470u , 680 1000P + > 1K 10K 1004 20K 1 } 3300P H-PULSE DUTY LAA AA wA Ae I X-RAY PROTECTOR Osc SAW PHASE 22K TOOTH AFC ; SHIFT en OOOO 1K 400P H-SYNC INPUT 100K CLS) > + + 12K * 1500P 2.2K * TN VWF * Z 2200PF 20K 1500P WT WIT I, : FROM FBT POLYESTER FILM CAPACITOR - Temperature Hange : ~407 ~ +85 Rated Voltage ? 100V + Tolerance : +5% POLYPROPYLENE FILM CAPACTIOR > Temperature Range : 40C ~+85C + Rated Voltage : 100Voc + Tolerance: +5%