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ADP2114 Datasheet(PDF) 8 Page - Analog Devices |
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ADP2114 Datasheet(HTML) 8 Page - Analog Devices |
8 / 40 page ADP2114 Rev. 0 | Page 8 of 40 TYPICAL PERFORMANCE CHARACTERISTICS 100 95 90 85 80 75 70 65 60 10 100 1k 10k LOAD CURRENT (mA) VOUT = 3.3V VOUT = 3.3V; PULSE SKIP VOUT = 1.8V VOUT = 1.8V; PULSE SKIP Figure 4. Channel 1 Efficiency vs. Load, VIN = 5 V and fsw = 300 kHz; VOUT = 3.3 V, Inductor Cooper Bussmann DR1050-8R2-R, 8.2 μH, 15 mΩ; VOUT = 1.8 V, Inductor TOKO FDV0620-4R7M, 4.7 μH, 53 mΩ 100 95 90 85 80 75 70 65 60 10 100 1k 10k LOAD CURRENT (mA) VOUT = 3.3V VOUT = 3.3V; PULSE SKIP VOUT = 1.8V VOUT = 1.8V; PULSE SKIP Figure 5. Channel 2 Efficiency vs. Load, VIN = 5 V and fSW = 600 kHz; VOUT = 3.3 V, Inductor TOKO FDV0620-4R7M, 4.7 μH, 53 mΩ; VOUT = 1.8 V, Inductor TOKO FDV0620-2R2M, 2.2 μH, 30 mΩ 100 95 90 85 80 75 70 65 60 10 100 1k 10k LOAD CURRENT (mA) VIN = 5V, VOUT = 2.5V FORCED PWM VIN = 5V, VOUT = 2.5V PULSE SKIP VIN = 3.3V, VOUT = 1.2V FORCED PWM VIN = 3.3V, VOUT = 1.2V PULSE SKIP Figure 6. Efficiency vs. Load at fSW = 1.2 MHz; Inductor TOKO FDV0620-1R0M, 1.0 μH, 14 mΩ 90 85 80 75 70 65 60 100 1k 10k LOAD CURRENT (mA) VIN = 5V VIN = 3.3V Figure 7. Efficiency Combined Dual-Phase Output, VOUT = 0.8 V and fSW = 1.2 MHz; Inductor TOKO FDV0620-1R0M, 1.0 μH, 14 mΩ |
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