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an12976a Datasheet

Download or read online Panasonic Corporation an12976a Headphone Amplifier Ic With Charge Pump pdf datasheet.



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DATA SHEET
AN12976A
Part No.
Package Code No.
UBGA015-W-2020AEA
Publication date: May 2011
Ver. AEB
1

Summary of Contents

Page 1

... DATA SHEET Part No. Package Code No. Publication date: May 2011 AN12976A UBGA015-W-2020AEA Ver. AEB 1 ...

Page 2

... AN12976A Overview . 3 Features … ...

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... AN12976A AN12976A Headphone amplifier IC with Charge pump Overview AN12976A is a headphone amplifier with charge pump driver which is not need output coupling capacitor. And the wafer level package is adopted contributes to the miniaturization. Features Need no output coupling capacitor Compact size Low RF noise affection ...

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... This application circuit is shown as an example but does not guarantee the design for mass production set. This block diagram is for explaining functions. The part of the block diagram may be omitted may be simplified. 33 Ω SUB HPROUT GND AN12976A C1 REG B1 Charge Pump VCCPUMP CP1 ...

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... AN12976A Pin Descriptions Pin No. Pad No. Pin name A1 1 VCCPUMP A2 2 CP1 B2 3 GNDPUMP A3 4 CP2 B3 5 VSS A4 6 STANDBY C4 7 HPRIN D4 8 GND D3 9 HPROUT C3 10 SUB C2 11 GND D2 12 HPLOUT D1 13 VCC C1 14 HPLIN B1 15 HPCTRL Type Power Supply ...

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... AN12976A Absolute Maximum Ratings Note) Absolute maximum ratings are limit values which are not destructed, and are not the values to which operation is guaranteed. A No. Parameter 1 Supply voltage 2 3 Supply current 4 Power dissipation 5 Operating ambient temperature 6 Storage temperature Notes) 1 :The values under the condition not exceeding the above absolute maximum ratings and the power dissipation. ...

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... AN12976A Allowable Current and Voltage Range Notes) Allowable current and voltage ranges are limit ranges which are not destructed, and are not the ranges to which operation is guaranteed. Voltage values, unless otherwise specified, are with respect to GND. GND is voltage for GND and GNDPUMP. GND GNDPUMP VCC is voltage for VCC and VCCPUMP ...

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... AN12976A Electrical Characteristics at VCC 3.0 V, VCCPUMP 3.0 V, STBY ON : Pin A4 Pin B1 Low, STBY OFF : Pin A4 Pin B1 High 25°C±2°C unless otherwise specified. Note No. Parameter Circuit current 1 Circuit current at non-signal 1 (VCC) Circuit current at non-signal 2 2 (VCCPUMP) 3 Circuit current at standby mode 1 (VCC) Circuit current at standby mode 2 ...

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... AN12976A Electrical Characteristics (continued) at VCC 3.0 V, VCCPUMP 3.0 V, STBY ON : Pin A4 Pin B1 Low, STBY OFF : Pin A4 Pin B1 High 25°C±2°C unless otherwise specified. Note Parameter No. Characteristics of headphone amplifier 15 Cross talk from R-channel to L-channel 16 Cross talk from L-channel to R-channel 17 Standby control High voltage level ...

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... AN12976A Electrical Characteristics (Reference values for design) at VCC 3.0 V, VCCPUMP 3.0 V, STBY ON : Pin A4 Pin B1 Low, STBY OFF : Pin A4 Pin B1 High 25°C±2°C unless otherwise specified. Note The characteristics listed below are reference values derived from the design of the IC and are not guaranteed by inspection. ...

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... AN12976A Technical Data I/O block circuit diagrams and pin function descriptions Note) The characteristics listed below are reference values derived from the design of the IC and are not guaranteed. Pin Waveform and No. voltage A1 VCCPUMP VREG CP1 A2 VREG 0 V SUB 240 kHz B2 GNDPUMP CP2 ...

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... AN12976A Technical Data (continued) I/O block circuit diagrams and pin function descriptions (continued) Note) The characteristics listed below are reference values derived from the design of the IC and are not guaranteed. Pin Waveform and No. voltage B3 VSS VCC A4 STANDBY GND C4 C4 HPRIN GND D4 GND ...

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... AN12976A Technical Data (continued) I/O block circuit diagrams and pin function descriptions (continued) Note) The characteristics listed below are reference values derived from the design of the IC and are not guaranteed. Pin Waveform and No. voltage D3 HPROUT C3 SUB C2 GND VCC D2 HPLOUT VSS Internal circuit ...

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... AN12976A Technical Data (continued) I/O block circuit diagrams and pin function descriptions (continued) Note) The characteristics listed below are reference values derived from the design of the IC and are not guaranteed. Pin Waveform and No. voltage D1 VCC C1 C1 HPLIN GND VCC B1 HPCTRL GND Internal circuit — ...

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... AN12976A Technical Data (continued) Power supply sequence Note) The characteristics listed below are reference values derived from the design of the IC and are not guaranteed. The timing control of power On/Off and each logic according to the procedure below should be recommended for the best pop performance caused in switching ...

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... AN12976A Technical Data (continued) ⎯ diagram D a Ver. AEB 16 ...

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... AN12976A Usage Notes Special attention and precaution in using 1. This IC is intended to be used for general electronic equipment [cam corder]. Consult our sales staff in advance for information on the following applications: Special applications in which exceptional quality and reliability are required the failure or malfunction of this IC may directly jeopardize life or harm the human body ...

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... AN12976A Usage Notes (continued) Special attention and precaution in using (continued) 12. Due to unshielded structure of this IC, under exposure of light, function and characteristic of the product cannot be guaranteed. During normal operation or even under testing condition, please ensure that IC is not exposed to light. 13. Basically, chip surface is ground potential. Please design to ensure no contact between chip surface and metal shielding. ...

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... The technical information described in this book is intended only to show the main characteristics and application circuit examples of the products. No license is granted in and to any intellectual property right or other right owned by Panasonic Corporation or any other company. Therefore, no responsibility is assumed by our company as to the infringement upon any such right owned by any other company which may arise as a result of the use of technical information described in this book ...

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