DC/DC Converters International Power Sources, Inc. 260 Hopping Brook Road Holliston, Massachusetts 01746 Tel. (508) 429-4440 Fax (800) 226-2100 http://www.intlpower.com NMF SERIES 1 WATT SHOWN ACTUAL SIZE Flash Memory Programming FEATURES • • • • Remote Flash Programming 0.18 in2 Board Space Fully Regulated Outputs 5, 12, 24, and 48 VDC Inputs • • • • 1000 VDC Isolation 5, 9, 12, 12.75, and 15 VDC Outputs 100% Tested/Burned-In Surface Mount Available DESCRIPTION The NMF Series is a family of miniature fully regulated isolated DC/DC converters. Units are available with 5, 12, 24, and 48 VDC inputs and outputs of 5, 9, 12, 12.75, and 15 VDC. Delivered power is 1 Watt, input to output isolation of 1000 VDC with units occupying only 0.18 square inches of board space. The NMF0512S and NMF0513S are specifically designed for use with flash memory. A control pin is provided for remote in-circuit electrical erasure and reprogramming of flash memory devices. MODELS CHART OUTPUT VOLTAGE(S) 5VDC 9VDC 12VDC 12.75VDC 15VDC OUTPUT CURRENT(S) 100mA 100mA 83mA 78mA 67mA 5VDC INPUT NMF0505S NMF0509S NMF0512S NMF0513S NMF0515S PART NUMBERS 12VDC INPUT 24VDC INPUT NMF1205S NMF2405S NMF1209S NMF2409S NMF1212S NMF2412S NMF1215S 8 NMF2415S 48VDC INPUT NMF4805S NMF4809S NMF4805S NMF4815S ELECTRICAL SPECIFICATIONS All specifications typical at nominal line, full load and 25°C Input voltage range Input reflected noise (20MHz BW) ±5% 40mV p-p Output voltage accuracy Line regulation (10% to 100% Load) Load regulation (10% to 100% Load) Output ripple and noise (20 MHz BW) Efficiency at full load, 9V, 12V and 15V outputs Efficiency at full load, 5V output Total output power (any output) Short circuit protection Switching frequency Input output isolation Temperature coefficient Operating temperature range ±5% .25%/1% of Vin 1.5% max. 60mV p-p max. 62% typical, 55% min. 50% typical, 45% min. 1 Watt Indefinite 100 KHz 1000VDC (1000 megohms) min. 0.03% per °C max. -50°C to 125°C 0°C to 70°C (no derating) -55°C to 125°C Storage temperature range DIMENSIONS AND CONNECTIONS * 24 & 48 VDC Input 0.300 MAX. Pins .01 x .02 inches TYPICAL APPLICATIONS Dimensions in inches. Specifications subject to change. Unit requires 10mm of air space. 9