Datasheet IL4622E, IL4685E (NVE) - 7
| Fabricante | NVE |
| Descripción | High-Speed Isolated 3.3 V Bus RS-422 / RS-485 Transceivers with Integrated DC-DC Convertors |
| Páginas / Página | 25 / 7 — IL4622E / IL4685E. Transceiver Section Power Consumption. Parameter. … |
| Formato / tamaño de archivo | PDF / 902 Kb |
| Idioma del documento | Inglés |
IL4622E / IL4685E. Transceiver Section Power Consumption. Parameter. Symbol. Min. Typ. Max. Units. Test Conditions
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IL4622E / IL4685E Transceiver Section Power Consumption
Tmin to Tmax; VDD1B = 3 V to 3.45 V; VDD1B = 3.1 V to 3.5 V unless otherwise specified
Parameter Symbol Min. Typ.
(5)
Max. Units Test Conditions
Controller-side V 1 2 DD1B = 3.3 V No load (R I T = ∞); Quiescent supply V DD1B 1.7 4 DD1B = 5 V mA Outputs Enabled; Bus-side quiescent supply current I f DD2B 4 6 IN = 0 Hz Controller-side dynamic supply current I DD1B 0.18 0.75 mA/Mbps R Bus-side dynamic supply current I T = ∞ DD2B 0.55 RT = 60 Ω 17 RT = ∞; fIN = 0 Hz I V R Transceiver power dissipation DD1B x DD1B + mW T= 60Ω; fIN=40 Mbps; I V DD2B x DD2B 150 excludes RT power dissipation
Transceiver Field Immunity(7)
VDD1B = 3.3 V, VDD2B = 3.3 V Power frequency magnetic immunity HPF 1500 A/m 50 Hz / 60 Hz Pulse magnetic field immunity HPM 2000 A/m tp = 8 µs Damped oscillatory magnetic field HOSC 2000 A/m 0.1 Hz – 1 MHz Cross-axis immunity multiplier(8) KX 2.5
DC-DC Convertor
Tmin to Tmax and VDD1A = 3.0 V to 3.6 V unless otherwise stated
Parameter Symbol Min. Typ. Max. Units Test Conditions
T Output voltage V min to Tmax; DD2A 3 3.3 3.45 V IDD2A < 65 mA Output current 65 (total available to internal transceiver IDD2A mA and external load) 80 TJ < 85 °C Short-circuit protection limited current 115 125 135 mA Input quiescent supply current IDD1AQ 200 240 mA IDD2A = 0 Input supply current IDD1A 380 440 mA IDD2A = 80 mA 32 40 25 °C Line regulation ΔVDD2A/ΔVDD1A mV/V 16 125 °C Load regulation ΔVDD2A/VDD2A 5 6 % IDD2A = 0 to max. Output voltage 0.017 I (ΔV %/C DD2 = 10 mA temperature coefficient DD2A/VDD2A)/ΔT 0.03 IDD2 = 50 mA Capacitive load CDD2A 1000 μF 20 MHz bandwidth; 5 I Output voltage ripple V DD2A = max. DD2BRIPPLE mVP-P 1 kHz bandwidth; 1 IDD2A = max. Start-up current IDD1-SU 600 750 mA 700 ns max. 200 No load Start-up time tSU μs 400 Full load ( resistive) Convertor frequency fOSC 105 113 120 MHz 7 NVE Corporation 11409 Valley View Road, Eden Prairie, MN 55344 (952) 829-9217 www.nve.com YouTube.com/NveCorporation iso-apps@ www.nve.com
Tmin to Tmax; VDD1B = 3 V to 3.45 V; VDD1B = 3.1 V to 3.5 V unless otherwise specified
Parameter Symbol Min. Typ.
(5)
Max. Units Test Conditions
Controller-side V 1 2 DD1B = 3.3 V No load (R I T = ∞); Quiescent supply V DD1B 1.7 4 DD1B = 5 V mA Outputs Enabled; Bus-side quiescent supply current I f DD2B 4 6 IN = 0 Hz Controller-side dynamic supply current I DD1B 0.18 0.75 mA/Mbps R Bus-side dynamic supply current I T = ∞ DD2B 0.55 RT = 60 Ω 17 RT = ∞; fIN = 0 Hz I V R Transceiver power dissipation DD1B x DD1B + mW T= 60Ω; fIN=40 Mbps; I V DD2B x DD2B 150 excludes RT power dissipation
Transceiver Field Immunity(7)
VDD1B = 3.3 V, VDD2B = 3.3 V Power frequency magnetic immunity HPF 1500 A/m 50 Hz / 60 Hz Pulse magnetic field immunity HPM 2000 A/m tp = 8 µs Damped oscillatory magnetic field HOSC 2000 A/m 0.1 Hz – 1 MHz Cross-axis immunity multiplier(8) KX 2.5
DC-DC Convertor
Tmin to Tmax and VDD1A = 3.0 V to 3.6 V unless otherwise stated
Parameter Symbol Min. Typ. Max. Units Test Conditions
T Output voltage V min to Tmax; DD2A 3 3.3 3.45 V IDD2A < 65 mA Output current 65 (total available to internal transceiver IDD2A mA and external load) 80 TJ < 85 °C Short-circuit protection limited current 115 125 135 mA Input quiescent supply current IDD1AQ 200 240 mA IDD2A = 0 Input supply current IDD1A 380 440 mA IDD2A = 80 mA 32 40 25 °C Line regulation ΔVDD2A/ΔVDD1A mV/V 16 125 °C Load regulation ΔVDD2A/VDD2A 5 6 % IDD2A = 0 to max. Output voltage 0.017 I (ΔV %/C DD2 = 10 mA temperature coefficient DD2A/VDD2A)/ΔT 0.03 IDD2 = 50 mA Capacitive load CDD2A 1000 μF 20 MHz bandwidth; 5 I Output voltage ripple V DD2A = max. DD2BRIPPLE mVP-P 1 kHz bandwidth; 1 IDD2A = max. Start-up current IDD1-SU 600 750 mA 700 ns max. 200 No load Start-up time tSU μs 400 Full load ( resistive) Convertor frequency fOSC 105 113 120 MHz 7 NVE Corporation 11409 Valley View Road, Eden Prairie, MN 55344 (952) 829-9217 www.nve.com YouTube.com/NveCorporation iso-apps@ www.nve.com