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STA501A Fiches technique(PDF) 1 Page - STMicroelectronics |
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STA501A Fiches technique(HTML) 1 Page - STMicroelectronics |
1 / 9 page 1/9 STA501A November 2004 1 FEATURES ■ MULTIPOWER BCD TECHNOLOGY ■ MINIMUM INPUT OUTPUT PULSE WIDTH DISTORTION ■ 200m Ω RdsON COMPLEMENTARY DMOS OUTPUT STAGE ■ CMOS COMPATIBLE LOGIC INPUTS ■ THERMAL PROTECTION ■ THERMAL WARNING OUTPUT ■ UNDER VOLTAGE PROTECTION 2 DESCRIPTION STA501A is a monolithic dual half bridge stage in Multipower BCD Technology. The device is particularly designed to make the out- put stage of a mono All-Digital High Efficiency (DDX™) amplifier capable to deliver 50W @ THD = 10% at Vcc 30V output power on 8Ω load. The input pins have threshold proportional to VL pin voltage. 45V 3.5A DOUBLE POWER HALF BRIDGE Figure 2. Audio Application Ciruit C107 100nF C106 100nF C55 1000 µF C58 100nF C58 100nF R57 10K R59 10K C53 100nF C60 100nF R104 20 C109 330pF 15 VL N.C. PWRDN PWRDN FAULT TRI-STATE TH_WAR TH_WAR +3.3V VDD VDD VSS VSS VCCSIGN VCCSIGN GND-Reg GND-Clean INA INA INB PROTECTIONS & LOGIC REGULATORS 29 23 24 25 27 26 28 30 21 22 33 34 35 36 7 L113 22 µH L112 22 µH C32 1 µF +VCC C108 470nF C33 1 µF 12 M17 M15 M16 M14 8 9 OUTA GNDA OUTA VCCA 13 4 2 3 OUTB GNDB D04AU1557A OUTB VCCB 5 N.C. N.C. 19 31 20 GNDSUB 1 N.C. 10 N.C. 11 INB 32 C110 100nF C111 100nF R103 6 R102 6 6 100nF 14 N.C. N.C. N.C. N.C. 18 17 100nF Rev. 1 Figure 1. Package Table 1. Order Codes Part Number Package STA501A Power SO36 (SLUG UP) PowerSO36 Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s) |
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