ZRC400 handbook
Contents
1. 1 6 4 10 14 5 o 1 2 5 T Iref 100pA 9 10 7 409 E 5 0 8 5 2 0 6 0 4 4 08 0 1 1 10 100 1000 40 20 0 20 40 60 80 100 Forward Current mA Temperature C Forward Characteristics Temperature Drift 2 1000 2 2 Tref 150nA c c 100 Firef 1mA Q o o o o 5 S 10 5 5 Iref 5mA H no N oc oc o Q 1 Q 2 0 0 1 0 1 1 10 10 100 1K 10K 100K Reference Current mA Frequency Hz Slope Resistance vs Current Slope Resistance vs Frequency 4 5mA 4 SA 5 5 50A E 5 3 VIN 5 0 39K 5 0 hos 1K2 2 5 lt lt 1504A 2 1 10 10 c c gt gt 0 0 0 200 400 600 0 2 4 6 Time us Time us Transient Response Single Pulse Transient Response Repetitive Pulse 4 259 ZRC400 CONNECTION DIAGRAMS E Line 2 pin Package Suffix Y 1 Gnd 20 VR Bottom View E Line 3 pin Rev Package Suffix lo Gnd VR Bottom View Pin 3 floating or connected to pin 1 E Line 3 Packa2. 392 Ny f PRECISION 4 096 VOLT LOW KNEE CURRENT VOLTAGE REFERENCE ISSUE 3 MARCH 1998 DEVICE DESCRIPTION The ZRC400 uses a bandgap circuit design to achieve a precision micropower voltage reference of 4 096 volts The device is available small outline surface mount packages ideal for applications where space saving is important as well as packages for through hole requirements The ZRC400 design provides a stable voltage without an external capacitor and is stable with capacitive loads The ZRC400 is recommended for operation between 234A and 5mA and so is ideally suited to low power and battery powered applications Excellent performance is maintained to an absolute maximum of 25mA however the rugged design and 20 volt processing allows the reference to withstand transient effects and currents up to 200mA Superior switching capability allows the device to reach stable operating conditions in only a few microseconds SCHEMATIC DIAGRAM ZRC400 FEATURES Small outline SOT23 508 and TO92 style packages No stabilising capacitor required Low knee current 18uA typical Typical Tc 30ppm C Typical slope resistance 0 40 3 2 1 tolerance Industrial temperature range Operating current 234A to 5mA Transient response stable in less than 10us Optional extended current range APPLICATIONS Battery powered and portable equipment Instrumentation Test equipment
3. Metering and measurement systems ZRC400 ABSOLUTE MAXIMUM RATING Reverse Current 25mA Forward Current 25mA Operating Temperature 40 to 85 C Storage Temperature 55 to 125 C ELECTRICAL CHARACTERISTICS TEST CONDITIONS Unless otherw SYMBOL PARAMETER Power Dissipation Tamp 25 C SOT23 E Line 3 pin TO92 E Line 2 pin TO92 SO8 ise stated Tamb 25 C CONDITIONS LIMITS TYP 330mW 500mW 500mW 625mW Reverse Breakdown Voltage 15 150 Minimum Operating Current Recommended Operating Current Average Reverse Breakdown Voltage Temp Co Slope Resistance IR min to IR max Reverse Dynamic Impedance IR 1 f 100Hz lac 0 1 IR Wideband Noise Voltage Vmax x 1000000 Va X Timax Timin Note Vn max VR min 15 the maximum deviation in reference voltage measured over the full operating temperature range Vp Change In min to IR max 8 Hs In max IR min 1504A f 10Hzto 10kHz Reverse Current uA 1 2 3 Reverse Voltage V Reverse Characteristics 4 258 ZRC400 TYPICAL CHARACTERISTICS
4. ge Suffix A 1o 2o VR Gnd Bottom View Pin 1 floating or connected to pin 3 SO8 Package Suffix N8 Top View SOT23 Package Suffix F VR Lu Gnd 2 Top View Pin 1 floating or connected to pin 2 4 260 ZRC400 ORDERING INFORMATION Part No Tol Package Partmark Part No Tol Package Partmark ZRC400A03 3 E Line ZRC40003 ZRC400RO3 3 E Line ZRC400R3 ZRC400A02 2 E Line ZRC40002 ZRC400R02 2 E Line ZRC400R2 ZRC400A01 1 E Line ZRC40001 ZRC400R01 1 E Line ZRC400R1 ZRC400F03 3 SOT23 40D ZRC400Y03 3 E Line t ZRC40003 ZRC400F02 2 SOT23 40G ZRC400Y02 2 E Line t ZRC40002 ZRC400F01 1 SOT23 40H ZRC400Y01 1 E Line t ZRC40001 ZRC400N803 3 508 ZRC40003 E Line 3 pin Reversed ZRC400N802 2 508 ZRC40002 alice zu ZRC400N801 1 508 ZRC40001 4 261
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ZRC400 handbook