AN8837SB - Panasonic Semiconductor

AN8837SB Low power consumption CD-DA head amplifier

Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Description Tracking signal input pin 1 Tracking signal input pin 2 Power supply pin Focus signal input pin 1 Focus signal input pin 2 APC amp. input pin APC amp. output pin RF adding output pin Input pin for the detection circuits Capacitor connection pin for OFTR Capacitor connection pin for HPF amp. BDO output pin.

Features

• Operating supply voltage VCC = 2.7 V to 5.5 V
• Balance adjustment function built-in Focus error amp./tracking error amp.
• OFTR/BDO detection
• CROSS detection and vibration detection
• APC amp. 0.1±0.1 14 15 0.15 0.3 7.2±0.3 9.3±0.3 SSOP028-P-0375 s Applications
• CD player 0.9 2.0±0.2 0.8 11.6±0.3 1 2 AN8837SB RFDET CSBRT ENV s Block Diagram OFTR RFIN BDO CEA 9 RF detection BDO detection 3TENV OFTR detection 20 ENVOFF 25 FEN 24 3 FEOUT VCC 26 Band gap 14 13 VREF GND LDON RF 8 15 12 10 17 11 19 PDA A 4 A-ch. Subtraction VCBA B PDB B-ch. 5 PDE E 1 E-ch. VCBA F PDF F.