NJM7900 3-TERMINAL NEGATIVE VOLTAGE REGULATOR GENERAL DESCRIPTION The NJM7900 series of Monolithic 3-Terminal Negative Regulators is constructed using the New JRC Planar epitaxial process. These negative regulators are intended as complements to the popular NJM 7800 series of positive voltage regulators, and they are available in the same voltage options from -5 to -24V. The 7900 series employ internal current -limiting, sufe-area protection, and thermal shutdown, making the virtually indestructible. PACKAGE OUTLINE 1. COMMON 2. IN 3. OUT NJM7900FA FEATURES * Internal Short Circuit Current Limit * Internal Thermal Overload Protection * Excellent Ripple Rejection * Guarantee'd 1.5A Output Current * Package Outline TO-220F * Bipolar Technology (note) The radiation fin is connected Pin 2. EQUIVALENT CIRCUIT Ver.2003-09-24 -1- NJM7900 ABSOLUTE MAXIMUM RATINGS (Ta=25C) PARAMETER SYMBOL Input Voltage VIN Storage Temperature Range Tstg MAXIMUM RATINGS 7905 to 7909 7912 to 7915 7918 to 7924 -35 -35 -40 V -40 to +150 C Operating Junction Temperature Tj -40 to +150 Operating Junction Temperature Topr -40 to +85 Operating Temperature Range Power Dissipation UNIT PD C 16 (TC45C) W THERMAL CHARACTERISTICS Junction-to-Ambient Temperature ja 60 Junction-to-Case jc 5 Thermal Resistance -2- C/W Ver.2003-09-24 NJM7900 ELECTRICAL CHARACTERISTICS (Tj=25C, CIN=2.2F, CO=1.0F) Measurement is to be conducted in pulse testing. PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT NJM7905FA Output Voltage VO VIN=-10V, IO=0.5A -4.8 -5.0 -5.2 V Quiescent Current IQ VIN=-10V, IO=0mA - 2.2 5.0 mA Load Regulation VO - IO VIN=-10V, IO=0.005 to 1.5A - 50 80 mV Line Regulation VO - VIN VIN=-7 to -25V, IO=0.5A Ripple Rejection RR VNO VIN=-10V, IO=0.5A, ein=2VP-P, f=120Hz - 5 50 mV 54 60 - dB VIN=-10V, IO=0.5A , BW=10Hz to 100kHz - 100 - V VO/T VIN=-10V, IO=5mA - -0.4 - mV/C Output Voltage VO VIN=-11V, IO=0.5A -5.75 -6.0 -6.25 V Quiescent Current IQ VIN=-11V, IO=0mA - 2.2 5.0 mA Load Regulation VO - IO VIN=-11V, IO=0.005 to 1.5A - 50 90 mV Line Regulation VO - VIN VIN=-8 to -25V, IO=0.5A Ripple Rejection RR VNO VIN=-11V, IO=0.5A, ein=2VP-P, f=120Hz Output Noise Voltage Average Temperature Coefficient of Output Voltage NJM7906FA - 5 60 mV 54 60 - dB VIN=-11V, IO=0.5A , BW=10Hz to 100kHz - 110 - V VO/T VIN=-11V, IO=5mA - -0.5 - mV/C Output Voltage VO VIN=-14V, IO=0.5A -7.7 -8.0 -8.3 V Quiescent Current IQ VIN=-14V, IO=0mA - 2.2 5.0 mA Load Regulation VO - IO VIN=-14V, IO=0.005 to 1.5A - 60 110 mV Line Regulation VO - VIN VIN=-10.5 to -25V, IO=0.5A -54 8 80 mV Ripple Rejection RR VNO VIN=-14V, IO=0.5A, ein=2VP-P, f=120Hz - 60 - dB VIN=-14V, IO=0.5A , BW=10Hz to 100kHz - 130 - V VO/T VIN=-14V, IO=5mA Output Voltage VO VIN=-15V, IO=0.5A -8.65 -9.0 Quiescent Current IQ VIN=-15V, IO=0mA - 2.2 5.0 mA Load Regulation VO - IO VIN=-15V, IO=0.005 to 1.5A - 60 120 mV Line Regulation VO - VIN VIN=-11.5 to -25V, IO=0.5A - 8 90 mV Ripple Rejection RR VNO VIN=-15V, IO=0.5A, ein=2VP-P, f=120Hz 54 59 - dB VIN=-15V, IO=0.5A , BW=10Hz to 100kHz - 150 - V VO/T VIN=-15V, IO=5mA - -0.8 - mV/C Output Voltage VO VIN=-19V, IO=0.5A -11.5 -12.0 -12.5 V Quiescent Current IQ VIN=-19V, IO=0mA - 2.7 6.0 mA Load Regulation VO - IO VIN=-19, V, IO=0.005 to 1.5A - 60 150 mV Line Regulation VO - VIN VIN=-14.5 to -30V, IO=0.5A - 3 120 mV Ripple Rejection RR VNO VIN=-19V, IO=0.5A, ein=2VP-P, f=120Hz VO/T Output Noise Voltage Average Temperature Coefficient of Output Voltage NJM7908FA Output Noise Voltage Average Temperature Coefficient of Output Voltage -.0.7 mV/C NJM7909FA Output Noise Voltage Average Temperature Coefficient of Output Voltage -9.35 V NJM7912FA Output Noise Voltage Average Temperature Coefficient of Output Voltage Ver.2003-09-24 54 68 - dB VIN=-19V, IO=0.5A , BW=10Hz to 100kHz - 150 - V VIN=-19V, IO=5mA - -0.4 - mV/C -3- NJM7900 ELECTRICAL CHARACTERISTICS (Tj=25C, CIN=2.2F, CO=1.0F) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT NJM7915FA Output Voltage VO VIN=-23V, IO=0.5A -14.4 -15.0 -15.6 V Quiescent Current IQ VIN=-23V, IO=0mA - 2.7 6.0 mA Load Regulation VO - IO VIN=-23V, IO=0.005 to 1.5A - 60 180 mV Line Regulation VO - VIN VIN=-17.5 to -30V, IO=0.5A Ripple Rejection RR VNO VIN=-23V, IO=0.5A, ein=2VP-P, f=120Hz - 3 150 mV 54 67 - dB VIN=-23V, IO=0.5A , BW=10Hz to 100kHz - 170 - V VO/T VIN=-23V, IO=5mA - -0.5 - mV/C Output Voltage VO VIN=-27V, IO=0.5A -17.3 -18.0 -18.7 V Quiescent Current IQ VIN=-27V, IO=0mA - 2.7 6.8 mA Load Regulation VO - IO VIN=-27V, IO=0.005 to 1.5A - 60 210 mV Line Regulation VO - VIN VIN=-21 to -33V, IO=0.5A Ripple Rejection RR VNO VIN=-27V, IO=0.5A, ein=2VP-P, f=120Hz Output Noise Voltage Average Temperature Coefficient of Output Voltage NJM7918FA - 4 180 mV 54 66 - dB VIN=-27V, IO=0.5A , BW=10Hz to 100kHz - 200 - V VO/T VIN=-27V, IO=5mA - -0.6 - mV/C Output Voltage VO VIN=-33V, IO=0.5A -23.0 -24.0 -25.0 V Quiescent Current IQ VIN=-33V, IO=0mA - 2.7 6.0 mA Load Regulation VO - IO VIN=-33V, IO=0.005 to 1.5A - 60 270 mV Line Regulation VO - VIN VIN=-27 to -38V, IO=0.5A 54 5 240 mV Ripple Rejection RR VNO VIN=-33V, IO=0.5A, ein=2VP-P, f=120Hz - 64 - dB VIN=-33V, IO=0.5A , BW=10Hz to 100kHz - 300 - V VO/T VIN=-33V, IO=5mA Output Noise Voltage Average Temperature Coefficient of Output Voltage NJM7924FA Output Noise Voltage Average Temperature Coefficient of Output Voltage -4- -0.8 mV/C Ver.2003-09-24 NJM7900 TEST CIRCUIT 1. Output Voltage, Line Regulation, Load Regulation, Quiescent Current, Average Temperature Coefficient of Output Voltage, Output Noise Voltage 2. Ripple Rejection RR=20log10 ein [dB] IQ=IIN-IO eo POWER DISSIPATION VS. AMBIENT TEMPERATURE NJM7900FA NJM7800LA/DL1A Ver.2003-09-24 -5- NJM7900 TYPICAL CHARACTERISTICS NJM7900 Output Characteristics NJM7905/15/24 Load Characteristics NJM7905/12/24 Output Voltage vs. Junction Temperature -6- NJM7912 Output Voltage vs. Low Input Voltage NJM7900 Series Short Circuit Output Current NJM7905/15/24 Ripple Rejection vs. Frequency Ver.2003-09-24 NJM7900 TYPICAL CHARACTERISTICS NJM7905 Dropout Characteristics NJM7905 Output Voltage vs. Temperature Quiescent Current vs. Input Voltage [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. Ver.2003-09-24 -7-