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MHF+2815S Datasheet(PDF) 5 Page - Crane Aerospace & Electronics. |
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MHF+2815S Datasheet(HTML) 5 Page - Crane Aerospace & Electronics. |
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5 / 20 page  MHF+ Single, Dual and Triple DC/DC Converters Crane Aerospace & Electronics Power Solutions Page 5 of 20 Rev K - 20060613 www.craneae.com 28 VOLT INPUT – 15 WATT OPERATING CONDITIONS AND CHARACTERISTICS Input Voltage Range Single and dual models: • 16 to 40 VDC continuous • 50 V for up to 50 msec transient Triple models: • 16 to 48 VDC continuous • 80 V for up to 120 msec Output Power • 12 to 15 watts depending on model Power Dissipation (Pd) • 6 watts single and dual, 12 watts triple Lead Soldering Temperature (10 sec per pin) • 300°C Storage Temperature Range (Case) • –65°C to +150°C Case Operating Temperature (Tc) • –55°C to +125°C full power • –55°C to +135°C absolute Derating Output Power/Current • Linearly from 100% at 125°C to 0% at 135°C Output Voltage Temperature Coefficient • 100 ppm/°C typical • 150 ppm/°C maximum Input to Output Capacitance • 60 pF typical Current Limit • 115% of full load typical (130% typical triple) Isolation • 100 megohm minimum at 500 V Audio Rejection • 50 dB typical Conversion Frequency (55°C to +125°C Tc) • Free run 550 kHz typical (375 minimum, 500 kHz maximum triple) • External sync range 480 kHz min, 620 kHz max(400 to 600 kHz triple) Inhibit Pin Voltage (unit enabled) • 8.5 to 12 V, 10 V typical Undervoltage Lockout • 14 V input typical SYNC AND INHIBIT Sync In (500 to 600 kHz single and dual, 400 to 600 kHz triple) • Duty cycle 40% to 60% • Logic low 0.8 V max • Logic high 4 V min, 5 V max • If not used, connect to input common (on triple models, leave unconnected) • Referenced to input common Sync Out - Referenced to input common Inhibit: TTL Open Collector • Logic low (output disabled) Logic low voltage ≤0.8 V max Inhibit pin current 4.0 mA max (3.0 typ, 5.0 max triple models) • Referenced to input common Logic high (output enabled) Open collector or unconnected (single and dual) Unconnected or 11 to 40 V (triple) MECHANICAL AND ENVIRONMENTAL Size (maximum) Non flanged 1.460 x 1.130 x 0.330 (37.08 x 28.70 x 8.38 mm) Flanged 2.005 x 1.130 x 0.330 (50.93 x 28.70 x 8.38 mm) See cases E1, E2, G1 and G2 for dimensions. Weight (maximum) Single and dual models: 30 grams typical Triple models: 32 grams typical Screening Standard, ES or 883 (Class H). See “883, Class H, QML Products – Element Evaluation” and “883, Class H, QML Products – Environmental Screening” for more information. |
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