AN5769

ICs for TV AN5769 H/V convergence correction IC s Overview The AN5769 is an IC to correct convergence in horizontal and vertical directions. It is possible to allow ±100 mA (max.) DC current flow by connecting a coil between the output pins which operate with the reverse phase each other. 5.8±0.25 7.9±0.3 3.5±0.25 1.2±0.25 Unit: mm 0.45 –0.05 s Applications • CRT monitors 1.7±0.25 +0.1 • DC control input 0 V to 5 V • Output dynamic range 1.2 V to 3.8 V • Maximum output current ±100 mA 2.54 s Features 12 11 10 9 8 7 6 5 4 3 2 1 φ3.3 0.5±0.1 1.2±0.25 28.0±0.3 1.7±0.25 HSIP012-P-0000 s Block Diagram 3 + 4 In-1 − 7 8 6 5 2 VCC1 = 12 V 1 Bias GND1 12 + In-2 − 10 11 9 GND2 GND3 29.4±0.3 1 AN5769 s Pin Descriptions Pin No. 1 2 Description Power supply 12 V (VCC1) Output block power supply 7 V (VCC2), protection resistor is required. 3 Output block power supply 7 V (VCC3), protection resistor is required. 4 5 H-conv. control input V-conv. control input Pin No. 6 7 8 9 10 11 12 Description Output block GND (GND3) H-conv. positive output H-conv. negative output Output block GND (GND2) V-conv. positive output V-conv. negative output GND (GND1) ICs for TV s Absolute Maximum Ratings Parameter Supply voltage Symbol VCC1 VCC2 VCC3 Supply current ICC1 ICC2 ICC3 Power dissipation *2 *1 Rating 13.5 11.05 11.05 28 150 150 1 171 −25 to +75 −55 to +150 Unit V mA PD Topr Tstg *1 mW °C °C Operating ambient temperature Storage temperature Note) 1. *1: Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25°C. *2: The power dissipation shown is for the IC package at Ta = 75°C. 2. Pay attention to a breakdown to be caused by static electricity for pin 1. 3. Observe the following order of the supply power start-up: • Turn-on order First: Pin 2, pin 3 on (7 V) power supply Second: Pin 1 on (12 V) power supply • Turn-off order First: Pin 1 off (12 V) power supply Second: Pin 2, pin 3 off (7 V) power supply s Recommended Operating Range Parameter Supply voltage Symbol VCC1 VCC2 VCC3 Range 10.8 to 13.2 6.0 to 9.0 6.0 to 9.0 Unit V 2 ICs for TV s Electrical Characteristics at Ta = 25°C Parameter Circuit current 1 Circuit current 2 Circuit current 3 Circuit voltage 7 Circuit voltage 8 Circuit voltage 10 Circuit voltage 11 H-conv. output voltage 1 H-conv. output voltage 2 H-conv. output voltage 3 V-conv. output voltage 1 V-conv. output voltage 2 V-conv. output voltage 3 • Design reference data Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed. AN5769 Symbol ICC1 ICC2 ICC3 V 7 −6 V 8 −6 V10−9 V11−9 EH1 EH2 EH3 EV1 EV2 EV3 Conditions VCC1 = 12 V, VCC2 = VCC3 = 7 V VCC1 = 12 V, VCC2 = VCC3 = 7 V VCC1 = 12 V, VCC2 = VCC3 = 7 V VCC1 = 12 V, VCC2 = VCC3 = 7 V VCC1 = 12 V, VCC2 = VCC3 = 7 V VCC1 = 12 V, VCC2 = VCC3 = 7 V VCC1 = 12 V, VCC2 = VCC3 = 7 V V7 −V8 at V4 = 2.5 V V7 −V8 at V4 = 5 V V7 −V8 at V4 = 0 V V10 −V11 at V5 = 2.5 V V10 −V11 at V5 = 5 V V10 −V11 at V5 = 0 V Min 17   2.8 2.8 2.8 2.8 − 0.15 +2.3 −2.7 − 0.15 +2.3 −2.7 Typ 22 0 0 3.0 3.0 3.0 3.0 0 +2.5 −2.5 0 +2.5 −2.5 Max 27 1 1 3.2 3.2 3.2 3.2 +0.15 +2.7 −2.3 +0.15 +2.7 −2.3 Unit mA mA mA V V V V V V V V V V Parameter Symbol Conditions Min − 0.1 − 0.1 − 0.1 − 0.1 − 0.1 − 0.1 Typ       Max +0.1 +0.1 +0.1 +0.1 +0.1 +0.1 Unit V V V V V V ∆EH/VCCH ∆E with VCC1 change 12 V to 13.2 V, High-level H-conv. output fluctuation with supply voltage and VCC2, VCC3 from 7 V to 9 V Low-level H-conv. output ∆EH/VCCL ∆E with VCC1 change 12 V to 10.8 V, fluctuation with supply voltage and VCC2, VCC3 from 7 V to 6 V High-level V-conv. output ∆EV/VCCH ∆E with VCC1 change 12 V to 13.2 V, fluctuation with supply voltage and VCC2, VCC3 from 7 V to 9 V Low-level V-conv. output ∆EV/VCCL ∆E with VCC1 change 12 V to 10.8 V, fluctuation with supply voltage and VCC2, VCC3 from 7 V to 6 V H-conv. output fluctuation with temperature V-conv. output fluctuation with temperature ∆EH/Ta ∆EV/Ta ∆E with Ta change from +25°C to +70°C and with Ta change from +25°C to −20°C ∆E with Ta change from +25°C to +70°C and with Ta change from +25°C to −20°C 3 AN5769 s Terminal Equivalent Circuits Pin No. 1 Equivalent circuit Description Power supply 12 V (VCC1): Power supply pin Apply DC 12 V. Output block power supply 7 V (VCC2): Power supply pin for V-conv. output Apply DC 7 V via protective resistor. To 11 ICs for TV DC voltage (V) 12 1 2 7V 10 Ω 2 VCC1 7 To 10 To 9 3 7V 10 Ω 3 To 8 Output block power supply 7 V (VCC3): Power supply pin for H-conv. output Apply DC 7 V via protective resistor. 7 To 7 To 6  4 VCC1 4 H-conv. control input: Control input for H-conv. Apply DC 0 V to 5 V. (typ. = 2.5 V) 3 kΩ GND1  5 VCC1 5 V-conv. control input: Control input for V-conv. Apply DC 0 V to 5 V. (typ. = 2.5 V) 3 kΩ GND1 6 To 3 GND3: Grounding pin of H-conv. output block 0 To 7 6 To 8 4 ICs for TV s Terminal Equivalent Circuits (continued) Pin No. 7 Equivalent circuit Description H-conv. positive output: Positive output pin for H-conv. Outputs polarity as same as that of pin 4. AN5769 DC voltage (V) 1.7 to 4.2 To 3 7 To 6 8 To 3 8 To 6 H-conv. negative output: Negative output pin for H-conv. Outputs polarity opposite to that of pin 4. 1.7 to 4.2 9 To 2 GND2: Grounding pin of V-conv. output block 0 To 10 9 10 To 11 To 2 10 To 9 11 To 2 11 To 9 V-conv. positive output: Positive output pin for V-conv. Outputs polarity as same as that of pin 5. 1.7 to 4.2 V-conv. negative output: Negative output pin for V-conv. Outputs polarity opposite to that of pin 5. 1.7 to 4.2 12 12 GND1 GND1: Grounding pin for 12V-system 0 5 AN5769 s Application Circuit Example ICs for TV 10 11 VCC1 12 V 20 µF 10 Ω 10 Ω 33 Ω 6.8 kΩ 5 kΒ 6.8 kΩ 5 kΒ 33 Ω 7V 6 GND1 12 VCC1 1 VCC2 2 VCC3 3 4 5 GND3 6 7 8 GND2 9