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NQ20T20ETC20NKS-G Datasheet(PDF) 5 Page - SynQor Worldwide Headquarters |
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NQ20T20ETC20NKS-G Datasheet(HTML) 5 Page - SynQor Worldwide Headquarters |
5 / 9 page Product # NQ20x20ETC20 Phone 1-888-567-9596 www.synqor.com Doc.# 005-NS2020W Rev. C 03/06/09 Page 5 Input: Outputs: Current: Package: 9 - 20 V 0 - 20 V 20 A Eighth-brick Technical Specification Figure 6: Output Voltage Ripple at 10 V input voltage and rated load current (20mV/div). Zero load capacitance. Bandwidth: 20 MHz. See Figure 4. 12 Vout 5.0 Vout 3.3 Vout 20 Vout Figure 5: Input Terminal Ripple Current at 10 V input voltage and rated load current (500 mA/div). Bandwidth: 20 MHz. See Figure 4. 3.3 Vout 5.0 Vout 12 Vout 20 Vout 60 65 70 75 80 85 90 95 100 0 4 8 12 16 20 Load Current (A) 12Vin 20Vout 12Vin 5Vout 12Vin 3.3Vout 20Vin 12Vout 20Vin 5Vout 20Vin 3.3Vout Figure 1: Efficiency at different output voltage vs. load current for dif- ferent input voltage at 25 °C. 0 5 10 15 20 0 4 8 12 16 20 Load Current (A) 12Vin 20Vout 12Vin 5Vout 12Vin 3.3Vout 20Vin 12Vout 20Vin 5Vout 20Vin 3.3Vout Figure 2: Power dissipation at different output voltage vs. load current for different input voltage at 25 °C. Figure 4: Test set-up diagram showing measurement points for Input Terminal Ripple Current (Figure 5), and Output Voltage Ripple (Figure 6). 1µH source impedance See Fig. 5 See Fig. 6 iC 100µF 100mWESR tantalum capacitor C* VSOURCE iS VOUT VIN *Seevaluesforrecommendedexternalinputcapacitance. Inductoroptionalasneeded. Dc-dc Converter 0 3 6 9 12 15 18 21 8 10 12 14 16 18 20 Input Voltage (V) Tb=80 C; Vout=5 V Tb=100 C; Vout=5 V Tb=80 C; Vout=12 V Tb=100 C; Vout=12 V Tb=80 C; Vout=20 V Tb=100 C; Vout=20 V Figure 3: Maximum output power derating curve with a controlled baseplate temperature of 80 ºC and 100ºC. |
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