Datasheet LTM8078 (Analog Devices) - 10
| Hersteller | Analog Devices |
| Beschreibung | Dual 1.4A, Single 2.8A Step-Down Silent Switcher μModule Regulator |
| Seiten / Seite | 26 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, operating per … |
| Revision | A |
| Dateiformat / Größe | PDF / 3.5 Mb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, operating per Table 1,unless other. wise noted. Derating, V
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link to page 15 LTM8078
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, operating per Table 1,unless other wise noted. Derating, V Derating, V IN = 24V, VOUT = 1.5V IN = 36V, VOUT = 1.5V Derating, VIN = 12V, VOUT = 3.3V BIAS = 5V, DC2777A Demo Board BIAS = 5V, DC2777A Demo Board BIAS = 5V, DC2777A Demo Board Both Channels at Same Load Both Channels At Same Load Both Channels at Same Load Both Channels At Same Load Both Channels at Same Load Both Channels At Same Load
2.5 2.5 2.5 2.0 2.0 2.0 1.5 1.5 1.5 1.0 1.0 1.0 0.5 0.5 0.5 0LFM 0LFM 0LFM 400LFM MAXIMUM LOAD CURRENT PER CHANNEL (A) 400LFM 400LFM 0 MAXIMUM LOAD CURRENT PER CHANNEL (A) 0 MAXIMUM LOAD CURRENT PER CHANNEL (A) 0 0 25 50 75 100 125 0 25 50 75 100 125 0 25 50 75 100 125 AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 8078 G55 8078 G56 8078 G57
Derating, VIN = 24V, VOUT = 3.3V Derating, VIN = 36V, VOUT = 3.3V BIAS = 5V, DC2777A Demo Board BIAS = 5V, DC2777A Demo Board Both Channels at Same Load Both Channels At Same Load Both Channels at Same Load Both Channels At Same Load
2.5 2.5 2.0 2.0 1.5 1.5 1.0 1.0 0.5 0.5 0LFM 0LFM 400LFM MAXIMUM LOAD CURRENT PER CHANNEL (A) 400LFM 0 MAXIMUM LOAD CURRENT PER CHANNEL (A) 0 0 25 50 75 100 125 0 25 50 75 100 125 AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 8078 G58 8078 G59
CISPR22 Class B Emissions 24VIN, fSW = 1.6MHz 5VOUT1 at 1.4A, 3.3VOUT2 at 1.4A Output Voltage Ripple DC2777A Spread Spectrum On, No EMI Filter Spread Spectrum On, No EMI Filter Demo Board
70 HORIZONTAL 60 VERTICAL CLASS B 3M RADIATED LIMIT 50 /m) 5mV/DIV 40 AC-COUPLED 30 20 AMPLITUDE (dBuV 10 1µs/DIV 8078 G61 0 VIN = 12V, VOUT = 3.3V –10 IOUT = 1.4A, fSW = 1.2MHz 0 200 400 600 800 1000 FREQUENCY (MHz) 8078 G60 Rev. A 10 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Package Description Revision History Package Photograph Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, operating per Table 1,unless other wise noted. Derating, V Derating, V IN = 24V, VOUT = 1.5V IN = 36V, VOUT = 1.5V Derating, VIN = 12V, VOUT = 3.3V BIAS = 5V, DC2777A Demo Board BIAS = 5V, DC2777A Demo Board BIAS = 5V, DC2777A Demo Board Both Channels at Same Load Both Channels At Same Load Both Channels at Same Load Both Channels At Same Load Both Channels at Same Load Both Channels At Same Load
2.5 2.5 2.5 2.0 2.0 2.0 1.5 1.5 1.5 1.0 1.0 1.0 0.5 0.5 0.5 0LFM 0LFM 0LFM 400LFM MAXIMUM LOAD CURRENT PER CHANNEL (A) 400LFM 400LFM 0 MAXIMUM LOAD CURRENT PER CHANNEL (A) 0 MAXIMUM LOAD CURRENT PER CHANNEL (A) 0 0 25 50 75 100 125 0 25 50 75 100 125 0 25 50 75 100 125 AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 8078 G55 8078 G56 8078 G57
Derating, VIN = 24V, VOUT = 3.3V Derating, VIN = 36V, VOUT = 3.3V BIAS = 5V, DC2777A Demo Board BIAS = 5V, DC2777A Demo Board Both Channels at Same Load Both Channels At Same Load Both Channels at Same Load Both Channels At Same Load
2.5 2.5 2.0 2.0 1.5 1.5 1.0 1.0 0.5 0.5 0LFM 0LFM 400LFM MAXIMUM LOAD CURRENT PER CHANNEL (A) 400LFM 0 MAXIMUM LOAD CURRENT PER CHANNEL (A) 0 0 25 50 75 100 125 0 25 50 75 100 125 AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C) 8078 G58 8078 G59
CISPR22 Class B Emissions 24VIN, fSW = 1.6MHz 5VOUT1 at 1.4A, 3.3VOUT2 at 1.4A Output Voltage Ripple DC2777A Spread Spectrum On, No EMI Filter Spread Spectrum On, No EMI Filter Demo Board
70 HORIZONTAL 60 VERTICAL CLASS B 3M RADIATED LIMIT 50 /m) 5mV/DIV 40 AC-COUPLED 30 20 AMPLITUDE (dBuV 10 1µs/DIV 8078 G61 0 VIN = 12V, VOUT = 3.3V –10 IOUT = 1.4A, fSW = 1.2MHz 0 200 400 600 800 1000 FREQUENCY (MHz) 8078 G60 Rev. A 10 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Package Description Revision History Package Photograph Related Parts