ry OB EW ENGLAND SEMICONDUCTOR NES137 LINEAR VOLTAGE REGULATORS Output Voltage Adjustable Form -1.2V to -37V 1.5A Output Current Guaranteed -55'C to +150C [Pinout 3 TERMINAL NEGATIVE ADJUSTABLE Line Regulation Typically 0.01% /V Pin 1 Adjust Load Regulation Typically 0.3% Pin 2 Input Output Short Circuit Protected Pin 3 Output Tab Isolated TO-254Z Absolute Maximum Ratings MECHANICAL OUTLINE Power Dissipation.......csccccsssssssssesscersserseresses Internally Limited B10 Input-Output Voltage Differential............0. 40V 540 Operating Junction Temperature Range NESI37.csecsesssssesssesecccensesetsecseessnnneeneesessees -55C to +150C - mm Storage Tem perature............ccccccscssssceeseensens -65C to +150C _! boo 270 Lead Temperature (Soldering, 10 sec.)........ 300C T | | ESD Rating 2k Volts 270 Tada eho [ ao 2ples. * 12 3) | | { | Schematic Diagram | ares Won ti 040 > | - eso ee A I 260 max tf EE ry Vs ' Be 540 Hy = = . TE r 300+ /-,010 rH) = 5 fi 2 | 4 ! LF ,060+/-.020R 2 2} = . ot _ 150+/~,010 6 Lake Street Lawrence,MA 01841 NEW ENGLAND SEMICONDUCTOR 1-800-446-1158 / (978) 794-1666 / FAX: (978) 689-0803 T4-4.8-860-020 REV: --TL Electrical Characteristics NES137 Parameter Conditions Min Typ Max Units Line Regulation T, = 25C, 3V <1] Vip -Vourl $ 40V 0.01 0.02 IV IL_=10mA Load Regulation T;= 25C, 10mA S Ioyr S Imax 0.3 0.5 % Thermal Regulation T= 25C, 10ms Pulse 0.002 0.02 IW Adjustment Pin Current 10 mA < I$ Iyax 2 5 pA Charge 3.0V < |Vin-Vourls 40V, T,=25C Adjustment Pin Current 65 100 LA Reference Voltage Tj = 25C -1.225 | -1.250 -1,275 Vv 3V < |Vix-Vour! < 40V, -1.200 | -1.250 | -1.300 Vv 10 MA $ IgurS Imax: PS Pax Line Regulation 3V< 1 Vin -Vourl < 40V 0.02 0.05 IV Load Regulation 10 mA IpurS Imax 0.3 1 ~ Temperature Stability Twn S$ T; S Twax 0.6 % Minimum Load Current 1Vin -Vour! < 40V 2.5 5 mA Vin -Vourl s 10V 1.2 3 mA Current Limit 1Vin-Vourl < 15V K and T Package 1.5 2.2 3.5 A H and P Package 0.5 0.8 1.8 A I Vin -Vourl =40V, T, = 25C K and T Package 0.24 0.4 A H and P Package 0.15 0.17 A RMS Output Noise, T, = 25C, 10 Hz < f< 10 kHz 0.003 % Ripple Rejection Ratio Vour =-10V, f= 120 Hz 60 dB Caps =10 LF 66 77 dB Long-Term Stability T= 125C, 1000 Hours 0.3 1 % NEW ENGLAND SEMICONDUCTOR 6 Lake Street Lawrence,MA 01841 1-800-446-1158 / (978) 794-1666 / FAX: (978) 689-0803 T4-4.8-860-020 REV: --