OM1326SMM OM1326NKM OM1326NMM OM1326NTM OM1326STM OM1326SRM OM1326N2M 1.5 AMP POSITIVE ADJUSTABLE VOLTAGE REGULATOR APPROVED TO DESC DRAWING 7703407 Three Terminal, Precision Adjustable Positive Voltage Regulator In Hermetic Style Packages (LM117AHV) Please see mechanical outlines herein FEATURES • • • • • • Similar To Industry Standard LM117AHV Approved To DESC Standardized Military Drawing Number 7703407 Built In Thermal Overload Protection Short Circuit Current Limiting Available In Six Package Styles Maximum Output Voltage Tolerance Is Guaranteed to + 1% DESCRIPTION These three terminal positive regulators are supplied in hermetically sealed packages. All protective features are designed into the circuit, including thermal shutdown, current-limiting, and safe-area control. With heat sinking, these devices can deliver up to 1.5 Amps of output current. The LCC-20 device is limited to 0.5 Amps. The unit also features output voltages that can be fixed from 1.2 Volts to 57 Volts using external resistors. ABSOLUTE MAXIMUM RATINGS Tc @ 25°C Power Dissipation LCC-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 W Case-All Others. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 W Input - Output Voltage Differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 V Operating Junction Temperature Range . . . . . . . . . . . . . . . . . . . . . - 55°C to + 150°C Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 65°C to + 150°C Lead Temperature (Soldering 10 seconds) . . . . . . . . . . . . . . . . . . . . . . . . . . . 300°C Thermal Resistance, Junction to Case: LCC-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17°C/W TO-257 (Isol), SMD-3 and SMD 257. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2°C/W TO-257 (Non-Isol) and SMD-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5°C/W TO-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0°C/W Maximum Output Current: LCC-20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 A Case-All Others. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A Recommended Operating Conditions: Output Voltage Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.2 to 57 VDC Ambient Operating Temperature Range (TA). . . . . . . . . . . . . . . . - 55°C to + 125°C Input Voltage Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.25 to 61.25 VDC 1 08 R3 Supersedes 4 11 R2 3.3 - 25 3.3 OM1326NTM, OM1326STM, OM1326NKM, OM1326SMM, OM1326NMM, OM1326N2M, OM1326SRM ELECTRICAL CHARACTERISTICS -55°C ≤ TA ≤ 125°C, IL = 8mA (unless otherwise specified) OM1326NTM, OM1326STM, OM1326NKM, OM1326SMM, OM1326NMM, OM1326SRM Parameter Symbol Test Conditions Min. Max. Reference Voltage VREF VDIFF = 3.0V, TA = 25°C 1.238 1.262 1.225 1.270 1.225 1.270 1.225 1.270 -4.5 4.5 -9 -9 -5 5 -10 10 • • • VDIFF = 3.3V VDIFF = 40V VDIFF = 60V Line Regulation RLINE 3.0V ≤ VDIFF ≤ 40V, Vout = Vref, TA = 25°C 3.3V ≤ VDIFF ≤ 40V, Vout = Vref (Note 1) • 40V ≤ VDIFF ≤ 60V, Vout = Vref, TA = 25°C 40V ≤ VDIFF ≤ 60V, Vout = Vref Load Regulation RLOAD • VDIFF = 3.0V, 10mA ≤ IL ≤ 1.5A, TA = 25°C VDIFF = 3.3V, 10mA ≤ IL ≤ 1.5A (Note 1) • VDIFF = 40V, 10mA ≤ IL ≤ 300mA, TA = 25°C VDIFF = 40V, 10mA ≤ IL ≤ 195mA VDIFF = 60V, 10mA ≤ IL ≤ 30mA Thermal Regulation VRTH • • Vin = 14.6V, IL = 1.5A -15 15 -15 15 -15 15 -15 15 -15 15 -5 5 Unit V mV mV mV Pd = 20 Watts, t = 20 ms, TA = 25°C Ripple Rejection RN Adjustment Pin Current • f = 120 Hz, Vout = Vref VDIFF = 3.0V, TA = 25°C IAdj VDIFF = 40V VDIFF = 60V ∆IAdj 100 VDIFF = 3.3V, 10mA ≤ IL ≤ 1.5A 100 • VDIFF = 40V, 10mA ≤ IL ≤ 300mA, TA = 25°C VDIFF = 40V, 10mA ≤ IL ≤ 195mA • 3.0V ≤ VDIFF ≤ 40V, TA = 25°C 3.3V ≤ VDIFF ≤ 40V • • 3.3V ≤ VDIFF ≤ 60V ILmin VDIFF = 40V, Vout = 1.4V (forced) VDIFF = 60V, Vout = 1.4V (forced) Current Limit VDIFF = 5V ICL (Note 2) 3.3 -5 5 -5 5 -5 5 -5 5 -5 5 -5 5 -5 VDIFF = 3.0V, Vout = 1.4V (forced) VDIFF = 3.3V, Vout = 1.4V (forced) µA 100 VDIFF = 3.0V, 10mA ≤ IL ≤ 1.5A, TA = 25°C Current Change Miminum Load Current dB 100 • • • VDIFF = 3.3V Adjustment Pin 66 CAdj = 10 µF, Iout = 100 mA (Note 2) µA 5 5.0 • • • • 5.0 mA 5.0 7.0 1.5 3.5 VDIFF = 40V, TA = 25°C 0.3 1.5 VDIFF = 60V, TA = 25°C 0.05 0.50 A Notes: 1. Load and Line Regulation are specified at a constant junction temperature. Pulse testing with low duty cycle is used. Changes in output voltage due to heating effects must be taken into account separately. 2. If not tested, shall be guaranteed to the specified limits. 3. The • denotes the specifications which apply over the full operating temperature range. PART NUMBER DESIGNATOR Standard Military Drawing Number 77034074 7703407M 7703407U 7703407T 7703407Y 7703407N 77034072 Omnirel Part Number OM1326SRM OM1326SMM OM1326STM OM1326NTM OM1326NKM OM1326NMM OM1326N2M Omnirel Package Designation SMD257 SMD-3 TO-257 (Isolated) TO-257 (non-Isolated) TO-3 SMD-1 LCC-20 Part Numbering System Voltage Regulators OM-1326-S-T-M Company Identification Part Number Screening M= MIL-M 38535 Package (see Package codes*) S= Isolated N= Non isolated 3.3 - 26 * Package Codes: K= TO-204AA (TO-3) T= TO-257AA 2= LCC-20 M= SMD-1, 3 R= D2Pac OM1326NTM, OM1326STM, OM1326NKM, OM1326SMM, OM1326NMM, OM1326N2M, OM1326SRM ELECTRICAL CHARACTERISTICS -55°C ≤ TA ≤ 125°C, IL = 8mA (unless otherwise specified) OM1326N2M Parameter Symbol Test Conditions Min. Max. Reference Voltage VREF VDIFF = 3.0V, TA = 25°C 1.238 1.262 1.225 1.270 1.225 1.270 1.225 1.270 -4.5 4.5 -9 -9 -5 5 -10 10 • • • VDIFF = 3.3V VDIFF = 40V VDIFF = 60V Line Regulation RLINE 3.0V ≤ VDIFF ≤ 40V, Vout = Vref, TA = 25°C 3.3V ≤ VDIFF ≤ 40V, Vout = Vref (Note 1) • 40V ≤ VDIFF ≤ 60V, Vout = Vref, TA = 25°C 40V ≤ VDIFF ≤ 60V, Vout = Vref Load Regulation RLOAD • VDIFF = 3.0V, 10mA ≤ IL ≤ 500 mA, TA = 25°C VDIFF = 3.3V, 10mA ≤ IL ≤ 500 mA (Note 1) • VDIFF = 40V, 10mA ≤ IL ≤ 150 mA, TA = 25°C VDIFF = 40V, 10mA ≤ IL ≤ 100 mA • • VDIFF = 60V, 10mA ≤ IL ≤ 20 mA Thermal Regulation VRTH Vin = 14.6V, IL = 300 mA -15 15 -15 15 -15 15 -15 15 -15 15 -2 2 Unit V mV mV mV Pd = 4.0 Watts, t = 20 ms, TA = 25°C Ripple Rejection RN Adjustment Pin Current • f = 120 Hz, Vout = Vref IAdj 100 • • • VDIFF = 40V VDIFF = 60V ∆IAdj 100 100 • VDIFF = 40V, 10mA ≤ IL ≤ 150 mA, TA = 25°C VDIFF = 40V, 10mA ≤ IL ≤ 100 mA • 3.0V ≤ VDIFF ≤ 40V, TA = 25°C 3.3V ≤ VDIFF ≤ 40V • • 3.3V ≤ VDIFF ≤ 60V ILmin 5 -5 5 -5 5 -5 5 -5 5 -5 • • • • VDIFF = 60V, Vout = 1.4V (forced) (Note 2) 5 -5 µA 5 5.0 VDIFF = 40V, Vout = 1.4V (forced) ICL -5 VDIFF = 3.0V, Vout = 1.4V (forced) VDIFF = 3.3V, Vout = 1.4V (forced) Current Limit µA 100 VDIFF = 3.0V, 10mA ≤ IL ≤ 500 mA, TA = 25°C VDIFF = 3.3V, 10mA ≤ IL ≤500 mA Current Change Miminum Load Current dB VDIFF = 3.0V, TA = 25°C VDIFF = 3.3V Adjustment Pin 66 CAdj = 10 µF, Iout = 100 mA (Note 2) VDIFF = 5V 5.0 mA 5.0 7.0 0.5 1.65 VDIFF = 40V, TA = 25°C 0.15 0.65 VDIFF = 60V, TA = 25°C 0.02 0.28 A Notes: Please see page 34. 3.3 STANDARD APPLICATION * Cin is required if regulator is located an appreciable distance from power supply filter. ** Co is not needed for stability, however it does improve transient response. R Vout = 1.25 V (1 + 2 )+ IAd j R2 R1 Since IAdj is controlled to less than 100 µA, the error associated with this term is negligible in most applications. 3.3 - 27 Vout Vin OM1326STM R1 240Ω IAdj Adjust Cin* 0.1 µF Co** 1.0 µF R2 OM1326NTM, OM1326STM, OM1326NKM, OM1326SMM, OM1326NMM, OM1326N2M, OM1326SRM MECHANICAL OUTLINE .425 .015 3 .200 .350 MIN. .075 .425 .075 .157 .035 WIDE FLAT 3 PLCS. 2 .140 .140 .140 1 .100 ± .020 .115 1 1 2 2 .030 MIN. 3 .415 3 .062 .375 .160 .020 .080 OM1326SMM OM1326NMM BOTTOM VIEW SIDE VIEW Pin 1 - Adjust Pin 2 - Input Pin 3 - Output Front View Pin 1 - Adjust Pin 2 - Input Pin 3 - Output Case - Isolated .009 R. 20 PLCS. .065 1.197 1.53 REF. .020 X45° REF. 1.177 (±.003) 0.875 MAX. 0.675 0.655 0.188 R. MAX. 0.135 MAX. .025 SQ. TYP. .003 .160 SQ. REF. 13 18 14 .050 TYP. .050 (±.005) TYP. 0.225 0.205 2 PLCS. OM1326NKM 3.3 9 .085 0.312 MIN. 0.043 0.038 .010 1 19 0.450 0.250 SEATING PLANE .075 (±.010) TYP. 4 3 .025 TYP. 0.440 0.420 .040 Pin 1 - Adjust Pin 2 - Input Case - Output 0.161 0.151 0.525 R. MAX. .040 X45° REF (3 PL) OM1326N2M Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 Pin 9 Pin 10 NC NC NC NC NC NC NC NC NC NC Pin 11 Pin 12 Pin 13 Pin 14 Pin 15 Pin 16 Pin 17 Pin 18 Pin 19 Pin 20 VIN VOUT VOUT VOUT(Sense) NC NC NC ADJUST NC VIN For additional information please see the mechanical outline section.