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LM4040AIM3-5.0 Scheda tecnica(PDF) 11 Page - Micrel Semiconductor |
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LM4040AIM3-5.0 Scheda tecnica(HTML) 11 Page - Micrel Semiconductor |
11 / 16 page January 2000 11 LM4040/4041 LM4040/4041 Micrel LM4041 Typical Characteristics LM4041-ADJ 85 °C 25 °C -40 °C -40 °C 85 °C Reference Voltage vs. Output Voltage and Temperature 1.244 1.240 1.236 1.232 1.228 1.224 1.220 0 2 4 6 8 10 OUTPUT VOLTAGE (V) Reference Voltage vs. Temperature and Output Voltage 1.244 1.240 1.236 1.232 1.228 1.224 1.220 -40 -20 0 20 40 60 80 100 TEMPERATURE ( °C) LM4041-ADJ V OUT = V REF V OUT = 5V V OUT = 10V I R = 1mA T J = 85 °C LM4041-ADJ T J = 25 °C, -40°C Feedback Current vs. Output Voltage and Temperature 0 2 4 6 8 10 OUTPUT VOLTAGE (V) 100 80 60 40 20 0 Output Saturation 0 2 4 6 8 10 12 OUTPUT CURRENT (mA) 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 LM4041-ADJ V ADJ = V REF + 5µV -40 °C 85 °C 25 °C LM4041-ADJ T J = 25 °C I R = 1mA ∆I R = 0.1I R C L = 0 C L =1µF X C V OUT = 10V 5V 2.5V 1.23V Output Impedence vs. Frequency * 1K 100 10 1 0 100 1k 10k 100k 1M FREQUENCY (Hz) C L = 0 C L =1µF X C 5V 2.5V 1.23V FREQUENCY (Hz) 100 1k 10k 100k 1M 1K 100 10 1 0 Output Impedence vs. Frequency * V OUT = 10V LM4041-ADJ T J = 25 °C I R = 1mA ∆I R = 0.1 IR FB STEPS (V) 0 2 4 6 8 10 T J = 25 °C LM4041-ADJ 0 2 4 6 8 100 80 60 40 20 0 Reverse Characteristics † OUTPUT VOLTAGE (V) LM4041-ADJ T J = -40 °C 25 °C 85 °C 0 10 20 30 40 -40 °C OUTPUT INPUT -40 °C Large Signal Response ‡ 10 8 6 4 2 0 RESPONSE TIME (µs) * Output Impedance vs. Freq. Test Circuit ‡ Large Signal Response Test Circuit † Reverse Characteristics Test Circuit FB 2V / step VOUT IR ( + ) ( – ) LM4041-ADJ V VOUT LM4041 - ADJ ( + ) FB ( - ) 100k INPUT + 15V 5.1k – + CL 120k FB IR |
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