rev. page 1 of 3 date 08/2007 DESCRIPTION: DC-DC converter PART NUMBER: VAS1R5 series features · 24 pin DIP package ·efficiency to 50% ·regulated outputs ·Pi input filter ·low ripple and noise model number 1, 2 VAS1R5-S5-S5 VAS1R5-S5-S12 VAS1R5-S5-S15 VAS1R5-S5-D12 VAS1R5-S5-D15 VAS1R5-S12-S5 VAS1R5-S12-S12 VAS1R5-S12-S15 VAS1R5-S12-D12 VAS1R5-S12-D15 VAS1R5-S24-S5 VAS1R5-S24-S12 VAS1R5-S24-S15 VAS1R5-S24-D12 VAS1R5-S24-D15 VAS1R5-S28-S5 VAS1R5-S28-S12 VAS1R5-S28-S15 VAS1R5-S28-D12 VAS1R5-S28-D15 VAS1R5-S48-S5 VAS1R5-S48-S12 VAS1R5-S48-S15 VAS1R5-S48-D12 VAS1R5-S48-D15 input voltage 5VDC 5VDC 5VDC 5VDC 5VDC 12VDC 12VDC 12VDC 12VDC 12VDC 24VDC 24VDC 24VDC 24VDC 24VDC 28VDC 28VDC 28VDC 28VDC 28VDC 48VDC 48VDC 48VDC 48VDC 48VDC output voltage 5VDC 12VDC 15VDC ±12VDC ±15VDC 5VDC 12VDC 15VDC ±12VDC ±15VDC 5VDC 12VDC 15VDC ±12VDC ±15VDC 5VDC 12VDC 15VDC ±12VDC ±15VDC 5VDC 12VDC 15VDC ±12VDC ±15VDC output current 300mA 125mA 100mA ±60mA ±50mA 300mA 125mA 100mA ±60mA ±50mA 300mA 125mA 100mA ±60mA ±50mA 300mA 125mA 100mA ±60mA ±50mA 300mA 125mA 100mA ±60mA ±50mA input current no load full load 110mA 620mA 110mA 550mA 110mA 550mA 110mA 550mA 110mA 550mA 40mA 260mA 40mA 215mA 40mA 215mA 40mA 215mA 40mA 215mA 20mA 130mA 20mA 115mA 20mA 115mA 20mA 115mA 20mA 115mA 20mA 110mA 20mA 100mA 20mA 100mA 20mA 100mA 20mA 100mA 15mA 65mA 15mA 60mA 15mA 60mA 15mA 60mA 15mA 60mA NOTES: 1. suffix “H” for 3K Vdc isolation 2. suffix “-SMT” for SMT case style 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 efficiency 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% 50% rev. PART NUMBER: VAS1R5 series DESCRIPTION: DC-DC converter INPUT input voltage range input filter ±10% Pi type OUTPUT voltage accuracy temperature coefficient ripple and noise, 20MHz BW short circuit protection line regulation load regulation ±4.0% max. ±0.02% / °C max. 50mV p-p max. momentary ±0.3% ±0.5% GENERAL SPECIFICATIONS efficiency isolation capacitance 50% 30pF switching frequency 20kHz min. isolation resistance 10 9 Ohms operating temperature range -25°C to +71°C storage temperature -40°C to +100°C case temp.(plastic case) 95°Cmax. (copper case) 100°Cmax. cooling free air convection dimensions 1.25x0.8x0.4 inches (31.8x20.3x10.2mm) ISOLATION VOLTAGE 500 VDC min standard models 3K VDC min suffix “H” models CASE MATERIAL standard models suffix “M” models non-conductive black plastic black coated copper with non-conductive base 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 page 2 of 3 date 08/2007 rev. DESCRIPTION: DC-DC converter PART NUMBER: VAS1R5 series DIMENSIONS (mm) DERATING CURVE 120% 71 -25 100% Output Load(%) 80% 60% Plastic Case Copper Case 40% 20% 95 0% -25 0 25 50 75 100 100 Ambient Temperature(˚C) 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 page 3 of 3 date 08/2007