ZR78L ZETEX [Zetex Semiconductors], ZR78L Datasheet
ZR78L
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ZR78L Summary of contents
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... TO 12 VOLT FIXED POSITIVE LOCAL VOLTAGE REGULATOR ISSUE 3 - DECEMBER 2001 DEVICE DESCRIPTION The ZR78L Series three terminal fixed positive voltage regulators feature internal circuit current limit and thermal shutdown making the devices difficult to destroy. The circuit design allows creation of any custom voltage in the range 2 ...
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... The following data represents pulse test conditions with junction temperatures as indicated at the initiation of the test. Continuous operation of the devices with the stated conditions might exceed the power dissipation limits of the chosen package. ZR78L028 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V ...
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... ZR78L03 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature O Coefficient of V ...
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... Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature O Coefficient of V ZR78L048 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change I ...
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... ZR78L10TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature O Coefficient of V ZR78L12TEST CONDITIONS (Unless otherwise stated):T ...
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... ZR78L028 ZR78L03 ZR78L04 ZR78L057 ZR78L09 3.01 3.00 2.99 2.98 2.86 2.85 2.84 ZR78L028 2.82 -50 - Temperature ( °C) Output Voltage Temperature Coefficient 9.08 ZR78L09 9.04 9.00 8.96 8.92 -50 - Temperature ( C) Output Voltage Temperature Coefficient 500 400 300 200 100 V =10V in 0 -50 - Temperature ( C) Peak Output Current vs. Temperature TYPICAL CHARACTERISTICS 5.72 ZR78L03 5.70 5.68 5. 5mA ...
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... ZR78L033 ZR78L05 ZR78L06 ZR78L08 ZR78L10 5.01 ZR78L05 5.00 4.99 4.98 3.30 3.29 3.28 ZR78L033 3.27 -50 - Temperature (° C) Output Voltage Temperature Coefficient 10.08 ZR78L10 10.04 10.00 9.96 9.92 - -50 0 Temperature (° C) Output Voltage Temperature Coefficient 500 400 300 200 100 V = 10V in 0 -50 - Temperature (° C) Peak Output Current v Temperature TYPICAL CHARACTERISTICS ...
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... Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature O Coefficient of V ZR78L06 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change ...
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... ZR78L05 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature O Coefficient of V ...
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... ZR78L SERIES ZR78L085 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature ...
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... Ripple Rejection vs. Ripple Frequency ( +0.5 0 -0.5 -1 Thermal Resistance v Pulse Width ZR78L028 ZR78L03 ZR78L04 ZR78L057 ZR78L09 I = 100mA out V = 200mV p/p in ZR78L028 ZR78L03 ZR78L04 ZR78L057 ZR78L09 100 1K 10K Ripple Frequency (Hz) LOAD CURRENT 100 mA 0 OUTPUT VOLTAGE ...
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... Ripple Rejection v Ripple Frequency ( (Vo+ 4) +0.5 0 -0.5 -1 Thermal Resistance v Pulse Width ZR78L033 ZR78L05 ZR78L06 ZR78L10 Io = 100mA Vin = Vout + 3V Vin = 200mV p/p ZR78L033 ZR78L05 ZR78L06 ZR78L08 ZR78L10 100 1K 10K Ripple Frequency (Hz) LOAD CURRENT 100 mA 0 OUTPUT VOLTAGE DEVIATION ...
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... ZR78L07 TEST CONDITIONS (Unless otherwise stated):T SYMBOL PARAMETER V Output Voltage O V Line Regulation O V Load Regulation O l Quiescent Current q l Quiescent Current Change Output Noise Voltage Ripple Rejection Input Voltage Required To in Maintain Regulation Average Temperature O Coefficient of V ...
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... Temperature (°C) Peak Output Current v Temperature TYPICAL CHARACTERISTICS 7.10 7.00 6.90 8.55 8.50 8.45 100125 Output Voltage Temperature Coefficient 100125 Quiescent Current v Temperature 100 125 Drop-Out Votlage v Temperature ZR78L048 ZR78L052 ZR78L07 ZR78L085 ZR78L12 ZR78L07 Io = 10mA Vin = Vout + 4v ZR78L085 -50 - 100125 Temperature (°C) 500 Io=0 Vin=Vout+4v 450 ...
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... CONNECTION DIAGRAMS SO8 Package Suffix – N8 Top View TO92 Package Suffix – C Bottom View ORDERING INFORMATION Part No Package ZR78L s C TO92 ZR78L s G SOT223 ZR78L s N8 SO8 s Voltage Option eg 3V device in TO92 package part number ZR78L03C part marked ZR78L03 eg 12V device in SOT223 package ...
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... ZR78L048 ZR78L052 ZR78L07 ZR78L085 ZR78L12 10 1 0.1 0. 100 Frequency (Hz) Output Impedance v Frequency Input Voltage Vo+9 Vo+4 +0.2 Output Voltage Deviation 0 -0.2 Io= 100mA Cout= 0 dVin/dt= 5v/ Time (µs) Line Transient Response 160 D=1 140 TO92 PACKAGE 120 100 D=0 D=0.2 20 D=0.1 D=0.05 D=0 0 100m 1m 10m 1 Pulse Width (s) Thermal Resistance v Pulse Width ...
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... THERMAL CHARACTERISTICS 160 D=1 140 SO8 PACKAGE 120 100 D=0 D=0.2 D=0.1 20 D=0.05 D=0 0 100µ 1m 10m 100m 1 10 Pulse Width (s) Thermal Resistance v Pulse Width 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 100 Power dissipation Derating ZR78L SERIES SOT223 SO8 TO92 0 -50 - 100125 Ambient Temperature (°C) ...
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... APPLICATIONS Fixed Output Regulator Input ZR78L*** Gnd Q25 Q19 Q4 Q17 Q21 Q20 R5 Q1 Output Input Vo= Vreg + (Vreg/R1 + Iq)R2 Current Regulator Input ZR78L*** Iq Io= (Vreg/R1 Q10 Q8 R14 R13 R2 Adjustable Output Regulator Output ZR78L*** Gnd R1 Output out Gnd ...