TA2151FN

www.DataSheet4U.com TA2151FN TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA2151FN RF Amplifier for Digital Servo CD System TA2151FN is a 3-beam type PUH compatible RF Amplifier for Digital Servo to be used in the CD system. In combination with a CMOS single chip processor TC9462F/TC9495F, a CD system can be composed very simply. Features · · · · · · · · · · Built-in amplifier for reference (VRO, 2VRO) supply. Built-in Auto Laser Power Control circuit. Built-in RF amplifier. Built-in AGC amplifier. Built-in focus error amp and tracking error amp. Built-in gain change circuit for CD-RW. Capable of tracking balance control with TC9462F/TC9495F. Built-in signal amplifier for track counter. Capable of 4 times speed operation. 30 pin mini flat package. Weight: 0.17 g (typ.) 1 2003-01-16 TA2151FN Block Diagram 150 k9 0.5 pF 40 pF BOTTOM DETECTION 20 k9 20 k9 15 RFDC 3 pF 10 k9 10 k9 30 k9 14 TEO 30 k9 10 pF 13 TEN 12 2VRO 21.82 k9 48 k9 3 STATE DET. 83 k9 2.9 k9 1 k9 9 LDO 1.4 k9 189 k9 13 k9 2.26 k9 11 TEB 10 SEL 8 MDI I-I 189 k9 15 pF 60 k9 I-I 6 TPI 7 TNI 3 k9 60 k9 5 FPI 3 k9 4 FNI 3 VRIN 2 RFGC 1 VCC Bottom Detect ON 20 k9 3 pF SEB GND HiZ VCC OFF ON FEO 16 10 pF 60 k9 40 pF 150 k9 56.4 k9 56.4 k9 FEN 17 SEB 18 VRO 19 20 k9 RFRP 20 20 k9 20 k9 20 k9 12 k9 12 k9 BTC 21 11 k9 100 9 100 k9 100 k9 RFCT 22 PKC 23 11 k9 RFRPIN 24 BOTTOM PEAK 15 pF RFGO 25 GVSW 26 20 k9 LDC AGCIN 27 AGC Amp. RFO 28 GND 29 12.8 k9 RFN2 30 12.8 k9 SEL SW1 GN...