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| BA5938FM IC CD BA5938FM BA5938FM CD HSOP-M28pin 4ch BTL 4ch BTL ! CD CD-ROM ! 1) 2) HSOP-M28pin 3) 4) 5) 6) 3 ch1, 4 ! Ta=25C ! Ta=25C BA5938FM IC ! 28 27 2 D 26 2 D 25 24 23 22 21 20 19 18 2 D 17 2 D 16 15 VCC (ch1, 4) 6.7k VCC (ch3) 20k 20k FWD 6.7k REV LOGIC LEVEL SHIFT LEVEL SHIFT T. S. D VOLTAGE CTRL LEVEL SHIFT 3/8 20k 6.7k D 2 1 2 2 3 4 5 6 7 8 9 D MUTE ch4 VCC (ch2) 2 11 D 2 12 D 10 13 14 ! BA5938FM IC ! Ta=25C, VCC=8V, RL=8, VBIAS=2.5V BA5938FM IC ! 3, 20, 25 pin 6.7k 10k 1, 2, 12, 13, 17, 18, 26, 27pin 4, 24 pin 150 10k 23pin 50k 15, 16pin 50k 50k 100k 50k 50k 50k 7pin 158 19pin 126k 50k BA5938FM IC ! REV 15 14 RL' 16 FWD 17 RL RL 18 LD 19 DC Vref ch3IN 10k 20 9 10 11 12 13 RL I I RL 10 F AC OFF 20 + 100 F LIP 1000 F + 10 F ch1IN AC RL 27 2 RL 28 1 RL + + 21 8 NORM LIP 22 7 VMUTE 23 BIAS OFF DC 25 + 6 24 5 4 OFF DC ch4IN AC RL 26 3 10 F BA5938FM IC ! ! (1) 2.5V V/I BTL V/I 2 RIN BA5938FM IC (2) VCC=8V L 16pin FWD ON 12pin L 16pin FWD ON 12pin L 15pin REV 13pin 0V Loading motor H 15pin REV 13pin 2.5V Loading motor 1.7V 19pin Loading input OFF 1.7V 19pin Loading input OFF H 16pin FWD ON 12pin H 16pin FWD ON 12pin L 15pin REV 13pin 2.5V Loading motor H 15pin REV 13pin 0V Loading motor 1.7V 19pin Loading input OFF 1.7V 19pin Loading input OFF (3) : F 12pin Loading positive output 19pin 1.7V 2.5V 13pin R Internal Vref BA5938FM Loading negative output 19pin BA5938FM IC ! ! (1) BA5938FM 175C Typ. (2) (3) 23pin 1.4V 7pin 7pin 1.0V Typ. 6.5V 2.0V 0.5V 150C Typ. ch1, 4 7pin 50k 50k (4) ON VCC-VF / 2 0.1F GND GND (5) (6) IC BA5938FM IC ! ! Unit: mm 18.5 0.2 28 15 0.3 9.9 7.5 0.2 1 2.2 0.1 5.15 0.1 14 0.11 0.8 0.35 0.1 0.3Min. 0.15 HSOP-M28 0.25 0.1 |
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