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UC3842BD1 Folha de dados(PDF) 5 Page - Motorola, Inc |
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UC3842BD1 Folha de dados(HTML) 5 Page - Motorola, Inc |
5 / 16 page UC3842B, 43B UC2842B, 43B 5 MOTOROLA ANALOG IC DEVICE DATA Figure 5. Error Amp Small Signal Transient Response Figure 6. Error Amp Large Signal Transient Response Figure 7. Error Amp Open Loop Gain and Phase versus Frequency Figure 8. Current Sense Input Threshold versus Error Amp Output Voltage Figure 9. Reference Voltage Change versus Source Current Figure 10. Reference Short Circuit Current versus Temperature –20 10 M 10 f, FREQUENCY (Hz) Gain Phase VCC = 15 V VO = 2.0 V to 4.0 V RL = 100 K TA = 25°C 0 30 60 90 120 150 180 100 1.0 k 10 k 100 k 1.0 M 0 20 40 60 80 100 0 VO, ERROR AMP OUTPUT VOLTAGE (V) 0 0.2 0.4 0.6 0.8 1.0 1.2 2.0 4.0 6.0 8.0 VCC = 15 V TA = 25°C TA = –55°C TA = 125°C VCC = 15 V TA = –55°C TA = 25°C –16 0 Iref, REFERENCE SOURCE CURRENT (mA) 20 40 60 80 100 120 –12 – 8.0 – 4.0 0 –20 –24 TA = 125°C VCC = 15 V RL ≤ 0.1 Ω 50 –55 TA, AMBIENT TEMPERATURE (°C) – 25 0 25 50 75 100 125 70 90 110 1.0 µs/DIV 0.5 µs/DIV 2.55 V 2.50 V 2.45 V 3.0 V 2.5 V 2.0 V VCC = 15 V AV = –1.0 TA = 25°C VCC = 15 V AV = –1.0 TA = 25°C |
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Descrição semelhante - UC3842BD1 |
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