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| Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE General Description The AZ574 is a monolithic integrated voltage stabilizer especially designed for TV tuners. The AZ574 is available in TO-92-2 package. AZ574 Features * * * * Low Temperature Coefficient Low Dynamic Impedance Typical Reference Voltage of 33V High Cathode Current Capacity up to 30mA Applications * TV Tuners TO-92-2 Figure 1. Package Type of AZ574 Apr. 2007 Rev. 1. 3 1 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Pin Configuration Z Package (TO-92-2) AZ574 1 ANODE 2 CATHODE Figure 2. Pin Configuration of AZ574 (Top View) Functional Block Diagram CATHODE 2 VREF 1 ANODE Figure 3. Functional Block Diagram of AZ574 Apr. 2007 Rev. 1. 3 2 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Ordering Information AZ574 AZ574 Circuit Type E1: Lead Free Blank: Tin Lead TR: Ammo Blank: Bulk Package Z: TO-92-2 Package Temperature Range Part Number Tin Lead AZ574Z Lead Free AZ574Z-E1 AZ574ZTR-E1 Marking ID Tin Lead AZ574Z AZ574Z Lead Free AZ574Z-E1 AZ574Z-E1 Packing Type Bulk Ammo TO-92-2 -20 to 75oC AZ574ZTR BCD Semiconductor's Pb-free products, as designated with "E1" suffix in the part number, are RoHS compliant. Apr. 2007 Rev. 1. 3 3 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Absolute Maximum Ratings (Note 1) Parameter Cathode Current Power Dissipation Storage Temperature Symbol IKA PD TSTG Value 40 700 (TA=75oC) -40 to 125 Unit mA mW o AZ574 C Note 1: Stresses greater than 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 under "Recommended Operating Conditions" is not implied. Exposure to "Absolute Maximum Ratings" for extended periods may affect device reliability. Recommended Operating Conditions Parameter Operating Ambient Temperature Operating Cathode Current Symbol TA IKA Min -20 Max 75 30 Unit oC 1.5 mA Electrical Characteristics (TA=25oC, unless otherwise specified.) Parameter Cathode Voltage Cathode Voltage Temperature Drift Symbol VKA VKA/T ZKA IKA=5mA IKA=5mA, TA=-20 to 75oC (Note 2) IKA=5mA, f=1KHz, IAC=0.5mA Conditions Min 31 0.6 Typ Max 35 Unit V mV/oC 12 Dynamic Impedance 5 Note 2: Cathode voltage temperature drift is defined as maximum (worst case) change divided by the total temperature range. Apr. 2007 Rev. 1. 3 4 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Typical Performance Characteristics AZ574 1.00 0.75 80 Cathode Voltage Variation (%) TA=25 C o IAC=IKA/10 f=1kHz Dynamic Impedance () 0.50 0.25 0.00 -0.25 -0.50 -0.75 -1.00 0 5 10 15 20 25 30 60 40 20 0 0 2 4 6 8 10 Cathode Current (mA) Cathode Current (mA) Figure 4. Cathode Voltage Variation vs. Cathode Current Figure 5. Dynamic Impedance vs. Cathode Current 4 32.4 Cathode Voltage Temperature Drift (mV/ C) 3 2 1 0 -1 -2 -3 -4 0 2 4 6 8 -25 to 75 C 32.3 o IKA=5mA 0 Cathode Voltage (V) 10 32.2 32.1 32.0 -40 -20 0 20 40 O 60 80 100 Cathode Current (mA) Temperature ( C) Figure 6. Cathode Voltage Temperature Drift vs. Cathode Current Figure 7. Cathode Voltage vs. Temperature Apr. 2007 Rev. 1. 3 5 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Typical Performance Characteristics (Continued) AZ574 RS 3.0 IKA=5mA Cathode Voltage Variation (mV) 2.5 2.0 1.5 AZ574 V V KA 1.0 0.5 0.0 0 10 20 30 40 50 60 Time (min.) Figure 8. Cathode Voltage Variation vs. Time 60 50 RS Supply Voltage Variation (V) 40 30 20 10 0 -10 -20 -30 -40 -50 -60 2 3 4 5 6 7 8 A VB RS=10K RS=20K IKA 2 V VKA AZ574 1 Cathode Current (mA) Figure 9. Supply Voltage Variation vs. Cathode Current Apr. 2007 Rev. 1. 3 6 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Typical Application AZ574 TUNER + AGC VT BAND1 BAND2 MB (5V) IF B1 110V AZ574 + + Tuning Signal Figure 10. Typical Application of AZ574 Apr. 2007 Rev. 1. 3 7 BCD Semiconductor Manufacturing Limited Data Sheet 33V HIGH PRECISE VOLTAGE REFERENCE Mechanical Dimensions TO-92-2 Unit: mm(inch) AZ574 1.100(0.043) 1.400(0.055) 3.430(0.135) MIN 0.360(0.014) 0.510(0.020) 3.300(0.130) 3.700(0.146) 0.000(0.000) 0.380(0.015) 1.600(0.063) MAX 4.400(0.173) 4.700(0.185) 4.300(0.169) 4.700(0.185) 0.380(0.015) 0.550(0.022) 2.500(0.098) 3.100(0.122) 14.100(0.555) 14.500(0.571) 1.270(0.050) TYP 2.440(0.096) 2.640(0.104) Apr. 2007 Rev. 1. 3 8 BCD Semiconductor Manufacturing Limited http://www.bcdsemi.com IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifications herein. BCD Semiconductor Manufacturing Limited does not assume any responsibility for use of any its products for any particular purpose, nor does BCD Semiconductor Manufacturing Limited assume any liability arising out of the application or use of any its products or circuits. BCD Semiconductor Manufacturing Limited does not convey any license under its patent rights or other rights nor the rights of others. MAIN SITE BCD Semiconductor Manufacturing Limited - Wafer Fab Shanghai SIM-BCD Semiconductor Manufacturing Limited 800, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6485 1491, Fax: +86-21-5450 0008 BCD Semiconductor Manufacturing Limited - IC Design Group Advanced Analog Circuits (Shanghai) Corporation 8F, Zone B, 900, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6495 9539, Fax: +86-21-6485 9673 REGIONAL SALES OFFICE Shenzhen Office Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd. Shenzhen Office Advanced Analog Circuits (Shanghai) Corporation Shenzhen Office Room E, 5F, Noble Center, No.1006, 3rd Fuzhong Road, Futian District, Shenzhen 518026, China Tel: +86-755-8826 7951 Fax: +86-755-8826 7865 Taiwan Office BCD Semiconductor (Taiwan) Company Limited 4F, 298-1, Rui Guang Road, Nei-Hu District, Taipei, Taiwan Tel: +886-2-2656 2808 Fax: +886-2-2656 2806 USA Office BCD Semiconductor Corporation 30920 Huntwood Ave. Hayward, CA 94544, U.S.A Tel : +1-510-324-2988 Fax: +1-510-324-2788 |
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