Datasheet MAX1932 (Maxim) - 5
| Fabricante | Maxim |
| Descripción | Digitally Controlled, 0.5% Accurate, Safest APD Bias Supply |
| Páginas / Página | 16 / 5 — Typical Operating Characteristics. SWITCHING WAVEFORMS. SWITCHING … |
| Formato / tamaño de archivo | PDF / 239 Kb |
| Idioma del documento | Inglés |
Typical Operating Characteristics. SWITCHING WAVEFORMS. SWITCHING WAVEFORM WITH LC FILTER. STARTUP AND SHUTDOWN WAVEFORMS
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MAX1932 Digitally Controlled, 0.5% Accurate, Safest APD Bias Supply
Typical Operating Characteristics
(VIN = 5V, Circuit of Figure 2, TA =+25°C, unless otherwise noted)
SWITCHING WAVEFORMS SWITCHING WAVEFORM WITH LC FILTER STARTUP AND SHUTDOWN WAVEFORMS
MAX1932 toc01 MAX1932 toc02 MAX1932 toc03 VLX VLX 50V/div 50V/div OUTPUT 50V/div VOLTAGE IL IL 0.05A/div 0.05A/div INPUT 50mA/div VOUT RIPPLE (AC-COUPLED) VOUT RIPPLE (AC-COUPLED) CURRENT 0.002V/div 0.002V/div VOUT = 90V VOUT = 90V, L = 300μH, C = 1μF, FIGURE 7 1μs/div 1μs/div 20ms/div
OUTPUT VOLTAGE vs. INPUT VOLTAGE VFB vs. TEMPERATURE OUTPUT VOLTAGE vs. LOAD CURRENT
95 90 MAX1932 toc04 MAX1932 toc05 MAX1932 toc06 CURRENT LIMIT 85 ACTIVATED 80 75 70 OUTPUT VOLTAGE (V) 65 V 60 CC = 5V, INDUCTOR = 100μH, R1 = 806Ω 55 FEEDBACK DIVIDER CURRENT AND CS- CURRENT INCLUDED 50 2.5 3.5 4.5 5.5 60 -40 -20 0 20 40 60 80 100 0 0.5 1.0 1.5 2.0 2.5 3.0 INPUT VOLTAGE (V) TEMPERATURE (°C) LOAD CURRENT (mA)
OUTPUT VOLTAGE STEP-DOWN OUTPUT VOLTAGE STEP-UP OUTPUT VOLTAGE STEP DUE TO DAC CHANGE DUE TO DAC CHANGE DUE TO DACOUT CHANGE
MAX1932 toc07 MAX1932 toc08 MAX1932 toc09 OFFSET = 62.962V = 88 hex OFFSET = 62.962V = 88 hex STEP DOWN FROM 80 hex TO 88 hex STEP VALUE = 64.233 = 80 hex 20V/div 1V/div 1V/div DACOUT EXTERNAL SOURCE 0.5V/div 10ms/div 10ms/div 20ms/div www.maximintegrated.com Maxim Integrated | 5
Typical Operating Characteristics
(VIN = 5V, Circuit of Figure 2, TA =+25°C, unless otherwise noted)
SWITCHING WAVEFORMS SWITCHING WAVEFORM WITH LC FILTER STARTUP AND SHUTDOWN WAVEFORMS
MAX1932 toc01 MAX1932 toc02 MAX1932 toc03 VLX VLX 50V/div 50V/div OUTPUT 50V/div VOLTAGE IL IL 0.05A/div 0.05A/div INPUT 50mA/div VOUT RIPPLE (AC-COUPLED) VOUT RIPPLE (AC-COUPLED) CURRENT 0.002V/div 0.002V/div VOUT = 90V VOUT = 90V, L = 300μH, C = 1μF, FIGURE 7 1μs/div 1μs/div 20ms/div
OUTPUT VOLTAGE vs. INPUT VOLTAGE VFB vs. TEMPERATURE OUTPUT VOLTAGE vs. LOAD CURRENT
95 90 MAX1932 toc04 MAX1932 toc05 MAX1932 toc06 CURRENT LIMIT 85 ACTIVATED 80 75 70 OUTPUT VOLTAGE (V) 65 V 60 CC = 5V, INDUCTOR = 100μH, R1 = 806Ω 55 FEEDBACK DIVIDER CURRENT AND CS- CURRENT INCLUDED 50 2.5 3.5 4.5 5.5 60 -40 -20 0 20 40 60 80 100 0 0.5 1.0 1.5 2.0 2.5 3.0 INPUT VOLTAGE (V) TEMPERATURE (°C) LOAD CURRENT (mA)
OUTPUT VOLTAGE STEP-DOWN OUTPUT VOLTAGE STEP-UP OUTPUT VOLTAGE STEP DUE TO DAC CHANGE DUE TO DAC CHANGE DUE TO DACOUT CHANGE
MAX1932 toc07 MAX1932 toc08 MAX1932 toc09 OFFSET = 62.962V = 88 hex OFFSET = 62.962V = 88 hex STEP DOWN FROM 80 hex TO 88 hex STEP VALUE = 64.233 = 80 hex 20V/div 1V/div 1V/div DACOUT EXTERNAL SOURCE 0.5V/div 10ms/div 10ms/div 20ms/div www.maximintegrated.com Maxim Integrated | 5