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| www.fairchildsemi.com ILC7362 SOT-23 CMOS Negative LDO Features * All-CMOS design in SOT-23 and SOT-89 packages gives optimal size and power performance * 2% precision outputs * 3A of Iq * Package andVoltage options allow: 100mA-5V Regulator 50mA-3V Regulator 100mA-5V to -3V Converter 50mA-5V to -3V Converter Description 100mA negative LDO in SOT-23 package. This CMOS device regulates a negative supply down to a fixed voltage level at 2% accuracy. It offers exceptional LDO performance of 120mV dropout at 50mA current levels. The device also comes in a 3-lead SOT-89 package, for a number of voltage and current offerings. Applications * * * * * Battery-powered Equipment Reference voltage sources Portable Cameras and Video Recorders Power Failure Detection PDAs Block Diagram V DD(GND) REFERENCE VOLTAGE SOURCE + -V IN -V OUT Rev. 1.2 (c)2001 Fairchild Semiconductor Corporation ILC7362 Pin Assignments VDD 2 SOT-23 (TOP VIEW) 1 3 1 SOT-89 (TOP VIEW) 2 3 -V OUT -V IN -V OUT VDD -V IN Absolute Maximum Ratings (TA = 25C) Parameter Input Voltage Output Current Output Voltage Continuous TotalSOT-23 Power Dissipation Operating Ambient Temperature Storage Temperature SOT-23 SOT-89 Symbol VIN IOUT VOUT PD Topr Tstg Ratings -12 200 -VDD-0.3~VIN+0.3 150 500 -30~+85 -40~+125 Units V mA V mW C C Electrical Characteristics ILC7362CP-50 Parameter Output Voltage Maximum Output Current Load Stability Input/Output Voltage Differential Supply Current Input Stability Input Voltage Output Voltage Temperature Characteristics Note: 1. VOUT means the output voltage when "VOUT-2.0V" is provided at the V IN pin while maintaining a certain IOUT value. 2. Vdifis defined as "VIN - VOUT." 3. IOUTmax = This is specified for SOT-89 package. For SOT-23, it is limited by continuous total power dissipation. Symbol VOUT IOUTmax VOUT Vdif ISS VOUT VIN*VOUT VIN IOUT = 20mA VOUT Topr*VOUT -30C < Topr < 80C Conditions IOUT = 20mA, VIN = -7.0V VIN = -7.0V, VOUT > -4.5V VIN = -7.0V, 1mA < IOUT < 50mA IOUT = 50mA IOUT = 100mA VIN = -7.0V IOUT = 20mA -7.0 < VIN < -10.0V Min. -4.90 100 Typ. -5.0 40 120 380 3.0 0.1 Max. -5.10 80 300 600 7.0 0.3 10.0 Units V mA mV mV A %/V V ppm/C 100 (c)2001 Fairchild Semiconductor Corporation 2 ILC7362 Electrical Characteristics ILC7362CP-30 Parameter Output Voltage Maximum Output Current Load Stability Input/Output Voltage Differential Supply Current Input Stability Input Voltage Output Voltage Temperature Characteristics Symbol VOUT IOUTmax VOUT Vdif Conditions IOUT = 20mA, VIN = -5.0V VIN = -5.0V, VOUT > -2.7V VIN = -5.0V, 1mA < IOUT < 40mA IOUT = 40mA IOUT = 80mA VIN = -5.0V IOUT = 20mA -5.0 < VIN < -10.0V Min. -2.92 100 Typ. -3.0 40 120 380 2.5 0.1 Max. -3.06 80 300 600 6.0 0.3 -10.0 100 Units V mA mV mV A %/V V ppm/C ISS VOUT VIN*VOUT VIN IOUT = 20mA VOUT Topr*VOUT -30C < Topr < 80C (c)2001 Fairchild Semiconductor Corporation 3 ILC7362 Typical Performance Characteristics General conditions for all curves; 4.7mF on output OUTPUT VOLTAGE vs INPUT VOLTAGE -3.2 OUTPUT VOLTAGE vs INPUT VOLTAGE -3.2 ILC7362CM-30 Topr=25C OUTPUT VOLTAGE VOUT (V) ILC7362CM-30 Topr=25C IOUT=1mA OUTPUT VOLTAGE VOUT (V) -3.0 IOUT =1mA -2.8 -3.0 -2.8 40mA -2.6 -2.6 40mA -2.4 10mA -2.4 10mA -2.2 -2.2 -2.5 -3.0 -3.5 -2.5 -3.0 -3.5 -4.0 -4.5 -5.0 -5.5 -6.0 -6.5 -7.0 -7.5 INPUT VOLTAGE VIN (V) INPUT VOLTAGE VIN (V) OUTPUT VOLTAGE VS OUTPUT CURRENT ILC7362CM-30 -3.2 -3.10 OUTPUT VOLTAGE vs TEMPERATURE ILC7362CM-30 VIN = -5.0V OUTPUT VOLTAGE VOUT (V) -3.06 IOUT =10mA -3.02 VIN = -5.0V OUTPUT VOLTAGE VOUT (V) -3.1 T = 25C -3.0 -30C -2.9 80C -2.98 40mA -2.8 -2.94 -2.7 0 10 20 30 40 50 60 -2.90 -30 -20 -10 0 10 20 30 40 50 60 70 80 OUTPUT CURRENT (mA) OPERATING TEMPERATURE (C SUPPLY CURRENT VERSUS TEMPERATURE ILC7362CM-30 2.62 2.60 VIN = -5.0V VIN = -4.0V SUPPLY CURRENT (A) 2.58 2.56 2.54 2.52 2.50 2.48 2.46 2.42 2.40 -30 -20 -10 0 10 20 30 40 50 60 70 80 OPERATING TEMPERATURE (C) (c)2001 Fairchild Semiconductor Corporation 4 ILC7362 Packaging Information SOT-23 0.021 0.015 0.055 0.047 0.098 0.083 0.120 0.105 0.040 0.031 0.079 0.071 0.0059 0.0035 0-8 0.004 0.001 0.010 0.005 SOT-89 0.181 0.173 0.063 0.055 0.070 0.055 0.102 0.095 0.167 0.148 1 0.019 0.014 0.059 0.118 2 0.021 0.016 3 0.032 0.017 (c)2001 Fairchild Semiconductor Corporation 5 ILC7362 Ordering Information Product Number ILC7362CP-50 Package 100mA-5V Regulator SOT-89 Package 100mA-5V to -3V Convertor, or 50mA-5V Regulator SOT-89 Package ILC7362CM-30 50mA-5V to -3V Converter SOT-23 Package ILC7362CP-30 DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. www.fairchildsemi.com 10/15/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. |
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