SCOPE: FIXED/ADJUSTABLE, LOW POWER CMOS, STEP-UP SWITCHING REGULATOR Device Type Generic Number 01 MAX631AM(x)/883B 02 MAX631BM(x)/883B 03 MAX632AM(x)/883B 04 MAX632BM(x)/883B 05 MAX633AM(x)/883B 06 MAX633BM(x)/883B Case Outline(s). The case outlines shall be designated in Mil-Std-1835 and as follows: Outline Letter Mil-Std-1835 Case Outline Package Code MAXIM SMD JA P GDIP1-T8 or CDIP2-T8 8 LEAD CERDIP J8 Absolute Maximum Ratings Supply Voltage, V ....................................................................................................... +18V OUT Output Voltage, L and LBO ........................................................................................... +18V X Input Voltage, LBI, VFB ..................................................................... -0.3V to (+V +0.3V) OUT L Output Current ............................................................................................... 450 mA Peak X LBO Output Current ........................................................................................................ 50mA Lead Temperature (soldering, 10 seconds) ................................................................ +300C Storage Temperature ............................................................................... -65C to +150C Continuous Power Dissipation ...............................................................................T =+70C A 8 lead CERDIP(derate 8.0mW/C above +70C) .................................................... 640mW Junction Temperature T ..................................................................................... +150C J Thermal Resistance, Junction to Case 8 lead CERDIP, JC: ...................................................................................... 55C/W Thermal Resistance, Junction to Ambient 8 lead CERDIP. JA: ................................................................................... 125C/W Recommended Operating Conditions. Ambient Operating Range (T ) ............................................................... -55C to +125C A Input Voltage Range (V ).................................................................... 2.4V dc to 16.5V dc IN OutputVoltage Range (V ) .............................................................. 2.4V dc to 16.5V dc OUT Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. ---------------------------- Electrical Characteristics of MAX631/632/633/883B 19-0231 Rev. D for /883B and SMD 5962-92141 Page 2 of 6TABLE 1 ELECTRICAL TESTS Group A Device PARAMETER Symbol CONDITIONS Limits Limits Units Subgroup type -55 C <=T <= +125C Min Max A 1/ 1/ V =+3.0V IN Unless otherwise specified All Operating Voltage +V Voltage at V 1,2,3 2.4 16.4 V S OUT All Start-up Voltage V Voltage at V 1 1.5 V SU OUT 2,3 2.0 01,02 Supply Current L Off, V =+5V 0.4 I X OUT S 03,04 1,2,3 NOTE 2 L Off, V =+12V 2.0 mA X OUT 05,06 L Off, V =+15V 2.5 X OUT All Reference Voltage V 1 1.24 1.38 REF A 2,3 1.20 1.42 01 Output Voltage V No load, V =GND, NOTE 2 1,2,3 4.75 5.25 V OUT FB 02 4.5 5.5 03 11.4 12.6 04 10.8 13.2 05 14.25 15.75 06 13.5 16.5 All Line Regulation VR R3=816k , R4=100k NOTE 3 1,2,3 0.2 %/V LINE OUT 3V<V <6V IN All Load Regulation VR 1,2,3 1.0 %/V R3=816k , R4=100k NOTE 3 LOAD OUT V =6V, I =1mA, 20mA IN OUT All Oscillator Duty O NOTE 2 4 40 60 % DC Cycle All LX On Resistance R I =100mA, V =5V 1 12 LXON X OUT All Low-Battery Input I 1 10 nA LBI Bias Current All Leakage Current I V =16.5V 1 1 LX LX A 2,3 100 All Low Battery Input V 1 1.18 1.44 V LBI Threshold Voltage All Low-Battery I V =0.4V, V =1.18V 1,2,3 500 A LBO LBO LBI Output Current 01 V =+5V 4 40 50 OUT 02 35 60 Oscillator f kHz O 03 Frequency Range V =+12V 4 45.5 56 OUT 04 NOTE 2 40 65 05 V =+15V 4 45.5 56 OUT 06 40 65 All VFB Input Bias I 1 10 nA FB Current All Diode Forward V I =100mA 1 1.0 V F F Voltage All On Resistance, CP RCP 1 140 V =5.0V, I =10mA ON OUT OUT Leakage Current All Low Battery I V =+16.5V, V =+1.44V 1,2,3 3.0 A LBOL LBO LBI Output Leakage Current ---------------------------- Electrical Characteristics of MAX631/632/633/883B 19-0231 Rev. D for /883B and SMD 5962-92141 Page 3 of 6