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Description GMA103A is a monolithic IC that includes one independent op-amp and another op-amp, for which the non inverting input is wired to a 2.5V fixed Voltage Reference. This device is offering space and cost saving in many applications like power supply management or data acquisition systems. Features Low Input Offset Voltage : 0.5mV typ. Low Supply Current : 350A/op. (@ VCC = 5V) Medium Bandwidth (unity gain) : 0.9MHz Large Output Voltage Swing : 0V to (VCC - 1.5V) Input Common Mode Voltage Range Includes Ground Wide Power Supply Range : 3 to 32V 1.5 to 16V Fixed Output Voltage Reference 2.5V 0.4% and 1% Voltage Precision Sink Current Capability : 1 to 100mA Typical Output Impedance : 0.2W Application Battery Charger Switch Mode Power Supply Linear Regulator TYPICAL APPLICATIONS 1 OP1 2 3 ++ 8 7 6 OP2 VRef www.gammamicro.com GMA103A V0.1 1 4 5 GM 431 MARKING INFORMATION & PIN CONFIGURATIONS (Top View) SOP - 8 Output 2 Vcc+ 8765 Inverting Input 2 Non-Inverting Input 2 DIP - 8 Output 2 Vcc+ 8765 GMA103A AYWW Inverting Input 2 Non-Inverting Input 2 GMA103A AYWW 1234 Output 1 Inverting Input 1 1234 VccNon-Inverting Input 1 Output 1 Inverting Input 1 VccNon-Inverting Input 1 A = Assembly Location Y = Year W W = Weekly ORDERING INFORMATION Ordering Number GMA103AS8T GMA103AS8R GMA103AD8T Package SOP-8 SOP-8 DIP-8 Shipping 100 Units / Tube 2,500 Units / Tape & Reel 60 Units / Tube * For detail Ordering Number identification, please see last page. GMA103A 2 ABSOLUTE MAXIMUM RATINGS Parameter Supply Voltage Differential Input Voltage Input Voltage Operating Temperature Range Maximum Junction Temperature Symbol VCC Vid Vi Toper TJ Value 36 36 -0.3 to +36 -40 to +105 150 Unit V V V C C ELECTRICAL CHARACTERISTICS Parameter Total Supply Current, Excluding Current in the Voltage Reference VCC+=5V, No load Tmin. < Tamb < Tmax. VCC+= 30V, No load Tmin. < Tamb < Tmax ICC 0.7 1.2 2 mA Symbol Min. Typ. Max. Unit GMA103A 3 GM 431 OPERATOR 1 (Independent op- amp) VCC + = +5V, VCC = Ground, VO = 1.4V, T amb = 25C (unless otherwise specified) Parameter Input Offset Voltage Tamb= 25C Tmin. Tamb Tmax. Input Offset Current Input Offset Current Tmin. Tamb Tmax. Input Bias Current Tmin. Tamb Tmax. Large Signal Voltage Gain VCC= 15V, RL= 2K, VO= 1.4V to 11.4V Tmin. Tamb Tmax. Supply Voltage Rejection Ration VCC= 5V to 30V Input Common Mode Voltage Range VCC= +30V (Note 1) Tmin. Tamb Tmax. Common Mode Rejection Ratio Tmin. Tamb Tmax. Output Current Source VCC= +15V, VO= 2V, Vid= +1V Short Circuit Ground VCC= +15V Output Current Sink Vid= -1V VCC= +15V, VO= 2V High Level Output Voltage VCC+= 30V Tamb= 25C, RL= 10K Tmin. Tamb Tmax. Low Level Output Voltage RL= 10K Tmin. Tamb Tmax. Slew Rate at Unity Gain Vi= 0.5 to 3V, VCC= 15V RL= 2K, CL= 100pF, unity gain Gain Bandwidth Product VCC= 30V, RL= 2K, CL= 100pF, f= 100kHz, VIN= 10mV Total Harmonic Distortion f= 1kHz AV= 20dB, RL= 2K, VCC= 30V CL= 100pF, VO= 2Vpp Symbol VIO DVIO IIO IIB Min. Typ. 0.5 Max. 3 5 7 Unit mV V/ C nA nA 2 20 30 50 150 200 Avd 50 25 100 V/ mV SVR 65 100 (VCC+) -1.5 (VCC+) -2 85 dB Vicm 0 0 70 60 V CMR Isource Io dB mA mA 20 40 40 60 Isink 10 20 mA VOH 27 27 28 V VOL 5 20 20 mV SR 0.2 0.4 V/ s GBP 0.5 0.9 Mhz THD 0.02 % GMA103A 4 Note 1: The input common-mode voltage of either input signal voltage should not be allowed to go negative by more than 0.3V. The upper end of the common-mode voltage range is VCC + - 1.5V. But either of both inputs can go to +36V without damage. OPERATOR 2 (op-amp with non-inverting input connected to the internal Vref) VCC + = +5V, VCC = Ground, Tamb = 25C (unless otherwise specified) Parameter Input Offset Voltage Tamb= 25C Tmin. Tamb Tmax. Input Offset Current Input Bias Current Negative Input Large Signal Voltage Gain Vicm= 0V VCC= 15V, RL= 2K Supply Voltage Rejection Ration Vicm= 0V VCC= 5V to 30V Output Current Source VO= 2V, VCC= +15V, Vid= +1V Short Circuit Ground VCC= +15V Output Current Sink Vid= -1V VCC= +15V, VO= 2V High Level Output Voltage VCC+= 30V Tamb= 25C, RL= 10K Tmin. Tamb Tmax. Low Level Output Voltage RL= 10K Tmin. Tamb Tmax. Slew Rate at Unity Gain Vi= 0.5 to 2V, VCC= 15V RL= 2K, CL= 100pF, unity gain Gain Bandwidth Product VCC= 30V, RL= 2K, CL= 100pF, f= 100kHz, VIN= 10mV Total Harmonic Distortion f= 1kHz AV= 20dB, RL= 2K, VCC= 30V CL= 100pF, VO= 2Vpp Symbol VIO DVIO IIB Min. Typ. 0.5 Max. 3 5 7 Unit mV V/ C nA 20 100 Avd V/ mV SVR 65 100 dB Isource Io 20 40 40 60 mA mA Isink 10 20 mA VOH 27 27 28 V VOL 5 20 20 mV SR 0.2 0.4 V/ s GBP 0.5 0.9 Mhz THD 0.02 % GMA103A 5 GM 431 VOLTAGE REFERENCE Parameter Cathode Current Symbol IK Value 1 to 100 Unit mA Parameter Reference Input Voltage Tamb= 25C Tmin. Tamb Tmax. Reference Input Voltage Deviation Over Temperature Range VKA= Vref, IK= 10mA Tmin. Tamb Tmax. Minimum Cathode Current for Regulation VKA= Vref Dynamic Impedance (Note 1) VKA= Vref, DIK= 1 to 100mA, f < 1kHz Note 1: The dynamic impedance is defined as | Z KA | = DV KA / DI K Symbol Vref Min. 2.49 2.48 Typ. 2.5 Max. 2.51 2.52 Unit V DVref 5 Imin | Z KA | mV 24 1 mA 0.5 0.2 0.5 W GMA103A 6 SOP-8 PACKAGE OUTLINE DIMENSIONS 4.87 +0.08 -0.05 0~5 0.700 0.15 1.05 Ref Pad Layout 0.060 1.52 0.375 X 45 0.16 0.06 5.99 0.15 1.61 0.11 +0.10 -0.05 0.275 7.0 0.155 4.0 3.86 PIN INDENT 0.024 0.6 0.050 1.270 1.27 BAIC Inches ( mm ) 1.61 0.11 Unit: mm DIP-8 PACKAGE OUTLINE DIMENSIONS 0.252 0.005 6.401 0.127 0.300 0.010 7.62 0.254 0.010 NOM 0.254 NOM 0.362 0.005 9.195 0.127 0.130 0.005 3.302 0.127 0.170 MAX 0.015 MIN 4.318 MAX 0.381 MIN 0.130 0.010 3.302 0.254 0.018 TYP 0.457 TYP 0.060 TYP 1.524 TYP 0.100 TYP 2.540 TYP Inches ( mm ) GMA103A 7 0.355 0.020 9.017 0.508 ORDERING NUMBER GMA 103 A S8 R Gamma Micro. Circuit Type Shipping T: Tube R: Tape & Reel Package S8: SOP-8 D8: DIP-8 A Version GMA103A 8 9 GMA103A |
Price & Availability of GMA103AD8T
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