FM185S7 PRODUCT DATA SHEET 3.0 AMP ADJUSTABLE POSITIVE LOW DROPOUT VOLTAGE REGULATOR IN AN ISOLATED HERMETIC TO-257 PACKAGE ABSOLUTE MAXIMUM RATINGS @ TC = 25°C, unless otherwise stated Parameter Rating Units VDIFF θ JC Input-Output Voltage Differential Thermal Resistance Junction to Case 35 3.5 Vdc °C/W IMAX Output Current 3.0 A TJ Operating Junction Temperature -55 to +150 °C TSTG Storage Temperature -65 to +150 °C 300 °C Lead Temperature (10 sec) MECHANICAL OUTLINE .422" 0.416" .410" .045" .035" .144 DIA .665" 0.655" .645" .537" 0.536" .527" .430" 0.420" .410" 1 2 3 0.500" .750" .500" .035" .025" .120" .100" .200" .190" PIN CONNECTION PIN 1: ADJUST PIN 2: OUTPUT PIN 3: INPUT FMI • 530 Turnpike Street • North Andover, Massachusetts • Tel: 978.975.3385 • Fax: 978.975.3506 FM185S7 PRODUCT DATA SHEET ELECTRICAL CHARACTERISTICS @ TA = -55°C to +125°C unless otherwise stated Parameter Min. Max. Units V VREF Reference Voltage VRLINE Line Regulation 1.238 1.220 - VRLOAD Load Regulation - VDO VRTH ∆VIN ∆VOUT IADJ ILMIN ILIM Dropout Voltage Thermal Regulation Ripple Rejection 60 1.262 1.270 0.2 0.5 0.8 1.0 1.5 0.02 - Adjustment Pin Current Minimum Load Current Current Limit 3.2 0.2 120 10 - % % V %/W dB µA mA A Test Conditions VDIFF = 3.0V, IOUT = 10mA 1.5V ≤ VDIFF ≤ 25V, 10mA ≤ IOUT ≤ 2.0A 1.5V ≤ VDIFF ≤ 15V, IOUT = 10mA,TA= +25°C 1.5V ≤ VDIFF ≤ 35V, IOUT = 10mA VDIFF = 3.0V, 10mA ≤ IOUT ≤ 2.0A,TA= +25°C VDIFF = 3.0V, 10mA ≤ IOUT ≤ 2.0A IOUT = 2.0A, ∆VREF = 1.0% 30 ms pulse, TA = +25°C f = 120Hz, IOUT = 2.0A, VDIFF=3.0V, CADJ , COUT = 25µF, 1.5V ≤ VDIFF ≤ 25V, 10mA ≤ IOUT ≤ 2.0A VDIFF = 24V VDIFF = 5.0V VDIFF = 25V RECOMMENDED OPERATING CONDITIONS Parameter VDIFF TA FMI Range Input-Output Voltage Differential Ambient Operating Temperature Range • 530 Turnpike Street • North Andover, Massachusetts Units 25 -55 to +125 • Tel: 978.975.3385 Vdc °C • Fax: 978.975.3506