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TPS62090RGTR Fiches technique(PDF) 7 Page - Texas Instruments |
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TPS62090RGTR Fiches technique(HTML) 7 Page - Texas Instruments |
7 / 26 page 50 55 60 65 70 75 80 85 90 95 100 100m 1 10 100 1k 10k I load (mA) VIN = 3.7 V VIN = 4.2 V VIN = 5 V VOUT = 3.3 V L = 1 µH f = 1.4 MHz G002 50 55 60 65 70 75 80 85 90 95 100 100m 1 10 100 1k 10k I load (mA) VIN = 3.7 V VIN = 4.2 V VIN = 5 V VOUT = 3.3 V L = 1 µH f = 2.8 MHz G001 TPS62090, TPS62091 TPS62092, TPS62093 www.ti.com SLVSAW2A – MARCH 2012 – REVISED MARCH 2012 TYPICAL CHARACTERISTICS FIGURE Efficiency vs load current (VO = 3.3 V, f = 1.4 MHz, f = 2.8 MHz) Figure 2, Figure 3 Efficiency vs load current (VO = 1.8 V, f = 1.4 MHz, f = 2.8 MHz) Figure 4, Figure 5 Efficiency vs load current (VO = 1.05 V, f = 1.4 MHz, f = 2.8 MHz) Figure 6, Figure 7 Output voltage vs load current (VO = 1.8 V, f = 1.4 MHz, f = 2.8 MHz) Figure 8, Figure 9 High Side FET on-resistance vs input voltage Figure 10 Switching frequency vs load current (VO = 1. 8 V, f = 1.4 MHz) Figure 11 Switching frequency vs input voltage (VO = 1.8 V, f = 1.4 MHz) Figure 12 Switching frequency vs load current (VO = 1. 8 V, f = 2.8 MHz) Figure 13 Switching frequency vs input voltage (VO = 1.8 V, f = 2.8 MHz) Figure 14 Quiescent current vs input voltage ( VO = 1.8 V, f = 1.4 MHz) Figure 15 PWM operation VO = 1.8 V, f = 1.4 MHz Figure 16 PFM operation VO = 1.8 V, f = 1.4 MHz Figure 17 PFM operation VO = 1.8 V, f = 2.8 MHz Figure 18 Load sweep VO = 1.8 V, f = 1.4 MHz Figure 19 Load sweep VO = 1.8 V, f = 2.8 MHz Figure 20 Start-up VO = 1.8 V, f = 2.8 MHz, CSS = 10 nF Figure 21 Shutdown VO = 1.8 V, f = 2.8 MHz Figure 22 Hiccup short circuit protection VO = 1.8 V, f = 1.4 MHz Figure 23 Hiccup Short circuit protection VO = 1.8 V, f = 1.4 MHz, recovery after short circuit Figure 24 Load transient response VO = 1.8 V, f = 1.4 MHz, 300 mA to 2.5 A Figure 25 Load transient response VO = 1.8 V, f = 1.4 MHz, 300 mA to 2.5 A Figure 26 Load transient response VO = 1.8 V, f = 1.4 MHz, 20 mA to 1 A Figure 27 Figure 2. Efficiency vs Load Current Figure 3. Efficiency vs Load Current Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): TPS62090 TPS62091 TPS62092 TPS62093 |
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