TEA2025B STMicroelectronics

TEA2025 Stereo audio amplifier Datasheet production data Features Dual or bridge connection modes Few external components Supply voltage 3 V to 15 V High channel separation PowerDIP16 Very low switch-on/off noise Max gain of 45 dB with adjustable external resistor Description Soft clipping The TEA2025B is a monolithic integrated circuit Thermal protection housed in the 12+2+2 PowerDIP16 package, intended for use as a dual or bridge power audio P = 2 1 W, V = 6 V, R = 4 O S L amplifier in portable radio cassette players. P = 2 2.3 W, V = 9 V, R = 4 O S L P = 2 0.1 W, V = 3 V, R = 4 O S L Table 1. Device summary Part number Package TEA2025B PowerDIP16 (12+2+2) Figure 1. Block diagram GND(Sub) IN 1+ FEED GND GND BOOT 1 OUT 1 50 THERMAL 10K PROTECT. - 1 1 + START 5K CIRCUIT SVR DECOUPLING V S+ BRIDGE IN 2+ - 50 2 2 + 10K 50 D94AU120 FEED GND GND BOOT 2 OUT 2 October 2012 Doc ID 1523 Rev 4 1/11 This is information on a product in full production. www.st.com 11 Obsolete Product(s) - Obsolete Product(s)Device overview and electrical specifications TEA2025 1 Device overview and electrical specifications Table 2. Absolute maximum ratings Symbol Parameter Value Unit V Supply voltage 15 V S I Ouput peak current 1.5 A O T Junction temperature 150 C J T Storage temperature 150 C stg Figure 2. Pin connections PowerDIP16 (12+2+2) Table 3. Thermal data PowerDIP16 Symbol Description Unit (1) (12+2+2) R Thermal resistance junction-case Max 15 C/W th j-case R Thermal resistance junction-ambient Max 60 C/W th j-amb 1. R is measured on devices bonded on a 10 x 5 x 0.15 cm glass-epoxy substrate with a 35 mm thick th j-amb 2 copper surface of 5 cm . 2/11 Doc ID 1523 Rev 4 Obsolete Product(s) - Obsolete Product(s)