Philips TDA4861 Datasheet Download Page 1 | Manualshive

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DATA SHEET

Product specification
Supersedes data of March 1992
File under Integrated Circuits, IC02

1997 Jan 20

INTEGRATED CIRCUITS

TDA4861
Vertical deflection power amplifier
for monitors

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Summary of Contents for TDA4861

Page 1: ...DATA SHEET Product specification Supersedes data of March 1992 File under Integrated Circuits IC02 1997 Jan 20 INTEGRATED CIRCUITS TDA4861 Vertical deflection power amplifier for monitors ...

Page 2: ...n Voltage stabilizer GENERAL DESCRIPTION The TDA4861 is a vertical power amplifier for differential input signals suitable for colour monitor TV systems with deflection frequencies up to 140 Hz QUICK REFERENCE DATA Measurements referenced to substrate pin 6 ORDERING INFORMATION SYMBOL PARAMETER MIN TYP MAX UNIT VP1 supply voltage pin 1 9 30 V VP2 supply voltage pin 4 9 60 V VP3 flyback supply volt...

Page 3: ... 65 C Tj max 105 C Tyoke 75 C Pyoke 1 2 W PIC 1 8 W Ptot 3 0 W tpFLB typically 250 µs Attention the heatsink of the IC must be isolated against ground it is connected to pin 6 handbook full pagewidth MHA612 yoke 470 µF 0 1 µF 470 µF 470 µF 1 MΩ 150 kΩ 270 Ω 4 3 Ω 10 kΩ 1 8 kΩ BAX13 8 1 V 52 V R1 1 Ω 1 8 kΩ 5 6 Ω VP2 VP3 8 7 6 5 4 3 2 1 9 PCO RPCO VN VP1 V OUT SUB FLB DIFFERENTIAL INPUT AMPLIFIER V...

Page 4: ...pplied for the short flyback time thus the power dissipation is minimum see Fig 1 2 The flyback voltage is generated by doubling the supply voltage see Fig 5 The 100 µF capacitor C2 connected between pins 4 and 7 is charged up to VP1 during scan using the external diode and the resistor R2 The cathode of the capacitor C2 is connected to the positive rail during flyback Thus the flyback voltage is ...

Page 5: ...h mb h 0 5 K W using silicon grease with Rth h a 22 2 K W 5 0 5 K W 16 7 K W SYMBOL PARAMETER CONDITIONS MIN MAX UNIT VP1 supply voltage pin 1 40 V VP2 supply voltage pin 4 60 V VP3 supply voltage pin 8 60 V V2 3 9 voltage on pins 2 3 and 9 VP1 V V5 7 voltage on pins 5 and 7 60 V I4 current on pin 4 1 A I5 M output current on pin 5 peak value note 1 1 5 A I7 M flyback current on pin 7 peak value 1...

Page 6: ...l 100 nA Flyback generator V7 output voltage upper value I7 1 A VP3 2 2 V I7 M flyback output current maximum value pin 7 1 3 A V1 5 threshold voltage to switch flyback on off threshold 1 4 V tpFLB flyback pulse time see Figs 1 and 3 250 µs Vertical output see Fig 3 V5 output voltage upper value I5 1 A VP2 2 3 VP2 2 V lower value I5 1 A 1 5 1 7 V upper value I5 1 4 A VP2 2 3 V lower value I5 1 4 A...

Page 7: ...ertical timing handbook full pagewidth t t t t t t input signal on pin 2 input signal on pin 3 output signal on pin 5 INP1 INP2 V OUT output signal on pin 9 for thermal protection active output signal on pin 9 for normal condition output signal on pin 9 for deflection unit open circuit tpFLB 250 µs tp9 50 MEH361 PCO PCO PCO ...

Page 8: ...N5819 BAX13 vertical output signal Fig 5 Application for flyback voltage generation by doubling the supply voltage handbook full pagewidth MEH359 yoke 470 µF 0 1 µF 5 25 mH C2 100 µF 470 µF 1 MΩ 150 kΩ 270 Ω 10 kΩ 1 8 kΩ BAX13 7 8 V R1 1 Ω 1 8 kΩ 5 6 Ω R2 240 Ω VP2 VP3 8 7 6 5 4 3 2 1 9 PCO RPCO VN VP1 V OUT SUB FLB DIFFERENTIAL INPUT AMPLIFIER VOLTAGE STABILIZER VERTICAL DRIVER from TDA4850 V shi...

Page 9: ...ilips Semiconductors Product specification Vertical deflection power amplifier for monitors TDA4861 Fig 6 Internal circuitry handbook full pagewidth MHA611 V OUT INP2 INP1 1 2 3 6 5 7 8 9 4 SUB PCO VP3 VP2 VP1 TDA4861 ...

Page 10: ...2 1 1 0 75 0 60 0 48 0 38 24 0 23 6 20 0 19 6 10 2 54 12 2 11 8 3 4 3 1 A max 1 2 0 Eh 6 2 00 1 45 2 1 1 8 DIMENSIONS mm are the original dimensions Note 1 Plastic or metal protrusions of 0 25 mm maximum per side are not included 17 2 16 5 SOT131 2 92 11 17 95 03 11 0 5 10 mm scale Q 0 25 w 0 03 x D L A E c A2 Q w M bp d D Z e x h 1 9 Eh non concave seating plane 1 b j SIL9P plastic single in line...

Page 11: ...ackage below the seating plane or not more than 2 mm above it If the temperature of the soldering iron bit is less than 300 C it may remain in contact for up to 10 seconds If the bit temperature is between 300 and 400 C contact may be up to 5 seconds DEFINITIONS LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances devices or systems where malfunction of thes...

Page 12: ...EX UB3 5BX Tel 44 181 730 5000 Fax 44 181 754 8421 United States 811 East Arques Avenue SUNNYVALE CA 94088 3409 Tel 1 800 234 7381 Uruguay see South America Vietnam see Singapore Yugoslavia PHILIPS Trg N Pasica 5 v 11000 BEOGRAD Tel 381 11 625 344 Fax 381 11 635 777 For all other countries apply to Philips Semiconductors Marketing Sales Communications Building BE p P O Box 218 5600 MD EINDHOVEN Th...

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