Rigol DP1116A Performance Verification Manual
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Rigol DP1116A Performance Verification Manual

Programmable linear dc power supply
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RIGOL
Performance Verification Manual
DP1116A
Programmable Linear DC Power Supply
Feb. 2014
RIGOL Technologies, Inc.

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  • Page 1 RIGOL Performance Verification Manual DP1116A Programmable Linear DC Power Supply Feb. 2014 RIGOL Technologies, Inc.
  • Page 3 Notices RIGOL products are protected by patent law in and outside of P.R.C.  RIGOL reserves the right to modify or change parts of or all the specifications  and pricing policies at company’s sole decision. Information in this publication replaces all previously corresponding material.

  • Page 4: General Safety Summary

    Do not insert anything into the holes of the fan to avoid damaging the instrument. Use Proper Fuse. Please use the specified fuses. Avoid Circuit or Wire Exposure. Do not touch exposed junctions and components when the unit is powered. DP1116A Performance Verification Manual...
  • Page 5 Do Not Operate With Suspected Failures. If you suspect damage occurs to the instrument, have it inspected by qualified service personnel before further operations. Any maintenance, adjustment or replacement especially to circuits or accessories must be performed by RIGOL authorized personnel. Keep Well Ventilation.

  • Page 6: Allgemeine Sicherheits Informationen

    Der Betrieb mit offenen oder entfernten Gehäuseteilen ist nicht zulässig. Nichts in entsprechende Öffnungen stecken (Lüfter z.B.) Passende Sicherung verwenden. Setzen Sie nur die spezifikationsgemäßen Sicherungen ein. Vermeiden Sie ungeschützte Verbindungen. Berühren Sie keine unisolierten Verbindungen oder Baugruppen, während das Gerät in Betrieb ist. DP1116A Performance Verification Manual...
  • Page 7 Wenn Sie am Gerät einen Defekt vermuten, sorgen Sie dafür, bevor Sie das Gerät wieder betreiben, dass eine Untersuchung durch qualifiziertes Kundendienstpersonal durchgeführt wird.Jedwede Wartung, Einstellarbeiten oder Austausch von Teilen am Gerät, sowie am Zubehör dürfen nur von RIGOL autorisiertem Personal durchgeführt werden. Belüftung sicherstellen.

  • Page 8: Document Overview

    RIGOL Document Overview DP1116A is a single channel programmable DC power supply with up to 160W power and two output scales. This manual introduces the performance verification test methods of DP1116A. The performance verification test mainly verifies whether DP1116A programmable linear DC power supply can work normally and is within specifications.

  • Page 9: Table Of Contents

    CC Load Regulation Test Record Form ..........3 CC Linear Regulation Rate Test Record Form ........4 CC Ripple and Noise Test Record Form ..........4 CC Programming and Readback Accuracy Test Record Form ....5 Appendix B: Specifications ................ 6 DP1116A Performance Verification Manual...

  • Page 11: Chapter 1 Test Overview

    Chapter 1 Test Overview RIGOL Chapter 1 Test Overview Topics of this chapter: Test Preparations  Voltage and Current Values  Recommended Test Devices  Test Precautions  Test Result Record  DP1116A Performance Verification Manual...

  • Page 12: Test Preparations

     selector at the rear panel of the power supply matches the AC power supply to be connected. DP1116A supports the following input voltages. 100: 100 Vac±10%, 50 Hz to 60 Hz, T4 A fuse 115: 115 Vac±10%, 50 Hz to 60 Hz, T4 A fuse 220: 220 Vac±10%, 50 Hz to 60 Hz, T2.5 A fuse...

  • Page 13: Voltage And Current Values

    Table 1-1 lists the rated output values and maximum output values of the voltage and current of the two scales. Table 1-1 Voltage and Current Values of the Two Scales of DP1116A Rated Output Max Output...

  • Page 14: Recommended Test Devices

    Recommended Test Devices Please use the recommended test devices in Table 1-2 to test the performance specifications of DP1116A. If these devices are not present, use devices that fulfill the “Performance Requirement” in the table below instead. Table 1-2 Recommended Test Devices...

  • Page 15: Test Precautions

    Appendix. Tip: It is recommended that you photocopy the test results record form before each test and record the test results on the copies so that this form can be used repeatedly. DP1116A Performance Verification Manual...

  • Page 17: Chapter 2 Constant Voltage Tests

    Topics of this chapter: Environmental Preparations  CV Load Regulation Rate (CV Load Effect)  CV Linear Regulation Rate (CV Source effect)  CV Ripple and Noise  Transient Response Time  CV Programming and Readback Accuracy  DP1116A Performance Verification Manual...

  • Page 18: Preparations

    It is recommended to use coaxial cable or shielded two-wire cable to avoid causing noise. DP1116A Multimeter/ AC Power Oscilloscope/ Supply RMS Voltmeter Short-circuit Devices Electronic Load/ Resistive Load Figure 2-1 Test Connections (CV) DP1116A Performance Verification Manual...
  • Page 19 (+) terminal as well as the (S-) terminal and (-) terminal respectively. Before performing the test, press Sense to enable the Sense mode. The performance test measures the specifications under Sense mode (with short-circuit devices). DP1116A Performance Verification Manual...

  • Page 20: Cv Load Regulation Rate (Cv Load Effect)

    Note: the value set in this step should be accordance with the value selected by the voltage selector in the rear panel of DP1116A. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage and current of the scale to be tested according to Table 2-1.
  • Page 21 Chapter 2 Constant Voltage Test RIGOL Test Record Form: Table 2-1 CV Load Regulation Rate Record Form Scale 16V/10A 32V/5A Specification <0.01%*Volt+2 mV=3.6 mV <0.01%*Volt+2 mV=5.2 mV Volt (V) DP1116A Setting Current (A) 10.5 5.25 Measurement Value DP1116A Performance Verification Manual...

  • Page 22: Cv Linear Regulation Rate (Cv Source Effect)

    Note: the value set in this step should be accordance with the value selected by the voltage selector in the rear panel of DP1116A. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage and current of the scale to be tested according to Table 2-2.
  • Page 23 16V/10A 32V/5A <0.01%*Volt+2 mV=3.6 <0.01%*Volt+2 mV=5.2 Specification Volt (V) Current (A) 10.5 5.25 DP1116A Setting Voltage Selector Fuse T4 A T2.5 A T4 A T2.5 A Undervoltage AC Power (Vac) Supply Setting Overvoltage (Vac) Measurement Value DP1116A Performance Verification Manual...

  • Page 24: Cv Ripple And Noise

    < 350 μV rms/3 mVpp Test Procedures: Turn off DP1116A. Connect DP1116A, AC power supply and oscilloscope (connect the positive terminal of the oscilloscope probe to the positive terminal of the output scale of the power supply, connect the ground terminal of the oscilloscope probe to the negative terminal of the output scale of the power supply.
  • Page 25 DP1116A. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage of the scale to be tested to the rated output value and the current to the maximum output value by referring to Table 2-3.

  • Page 26: Transient Response Time

    Note: the value set in this step should be accordance with the value selected by the voltage selector in the rear panel of DP1116A. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage and current of the scale to be tested according to Table 2-4.
  • Page 27 Test Record Form: Table 2-4 Transient Response Time Test Record Form Scale 16V/10A 32V/5A Specification <50 μs Volt (V) DP1116A Setting Current (A) 10.5 5.25 High Level Electronic Load Current (A) Low Level Measurement Value DP1116A Performance Verification Manual 2-11...

  • Page 28: Cv Programming And Readback Accuracy

    Measure the CV programming accuracy and readback accuracy when the voltage is 0V. Turn on DP1116A. Send commands via the remote interface to select the scale to be tested, set the voltage and current of the scale to be tested (refer to Table 2-5) as well as enable the output.
  • Page 29 32V/5A scale. The commands in step 3 and step 4 need to be replaced by the following commands respectively. OUTPut:RANGe 32V APPLy 0,5.25 OUTPut:STATe ON OUTPut:RANGe 32V APPLy 32,5.25 OUTPut:STATe ON DP1116A Performance Verification Manual 2-13...
  • Page 30 Output voltage is the rated output voltage Volt (V) DP1116A Setting Current (A) 10.5 5.25 Programming Accuracy: -rated output Measurement voltage of the Value scale under test| Test Result Readback Accuracy: -rated output voltage of the scale under test| 2-14 DP1116A Performance Verification Manual...

  • Page 31: Chapter 3 Constant Current Tests

    Topics of this chapter: Environmental Preparations  CC Load Regulation Rate (CC Load Effect)  CC Linear Regulation Rate (CC Source Effect)  CC Ripple and Noise (Normal Mode)  CC Programming and Readback Accuracy  Performance Verification Manual DP1116A...

  • Page 32: Preparations

    0.01 Ω 4-wire current sampling resistor. As shown in Figure 3-2, C represents the current measurement terminal and S represents the voltage measurement terminal. During the test, please make correct connections. DP1116A Performance Verification Manual...
  • Page 33 Chapter 3 Constant Current Test RIGOL Figure 3-2 4-wire Current Sampling Resistor Performance Verification Manual DP1116A...

  • Page 34: Cc Load Regulation Rate (Cc Load Effect)

    DP1116A 3. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage and current of the scale to be tested according to Table 3-1.
  • Page 35 Test Record Form: Table 3-1 CC Load Regulation Rate Test Record Form Scale 16V/10A 32V/5A <0.005%*Current+250 μA <0.005%*Current+250 Specification =750 μA μA=500 μA Volt (V) 16.8 33.6 DP1116A Setting Current (A) Measurement Value /R - U Performance Verification Manual DP1116A...

  • Page 36: Cc Linear Regulation Rate (Cc Source Effect)

    Note: the value set in this step should be accordance with the value selected by the voltage selector in the rear panel of DP1116A. 3. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage and current of the scale to be tested according to Table 3-2.
  • Page 37 Table 3-2 CC Linear Regulation Rate Test Record Form Scale 16V/10A 32V/5A <0.01%*Current+250 μA <0.01%*Current+250 μA Specification =1.25 mA =0.75 mA Volt (V) 16.8 33.6 Current (A) DP1116A Voltage Setting Selector Fuse T4 A T2.5 A T4 A T2.5 A Undervoltage AC Power (Vac) Supply Setting...

  • Page 38: Cc Ripple And Noise (Normal Mode)

    Note: the value set in this step should be accordance with the value selected by the voltage selector in the rear panel of DP1116A. 4. Turn on DP1116A. Press 16V/10A at the front panel to set the scale to be tested to 16V/10A. Set the voltage and current of the scale to be tested according to Table 3-3.

  • Page 39: Cc Programming And Readback Accuracy

    : The accuracy parameters are acquired via calibration under 25℃ after 1-hour warm-up. Test Procedures: 1. Turn off DP1116A. Connect DP1116A, AC power supply, current sampling resistor (0.01 Ω) and multimeter according to Figure 3-1 and use USB cable to connect the power supply and PC.
  • Page 40 32V/5A scale. The commands in step 3 and step 4 should be replaced by the following commands respectively. OUTPut:RANGe 32V APPLy 33.6,0 OUTPut:STATe ON OUTPut:RANGe 32V APPLy 33.6,5 OUTPut:STATe ON 3-10 DP1116A Performance Verification Manual...
  • Page 41 0.2%*Current+ 10 mA=20 Specification Readback: Readback: 0.15%*Current+ 5 mA=20 0.15%*Current+ 5 mA=12.5 mA Output current is 0 Volt (V) 16.8 33.6 DP1116A Setting Current (A) Measurement Programming Value Accuracy: Readback Accuracy: Output current is the rated output value Volt (V) 16.8...

  • Page 43: Appendix

    Appendix RIGOL Appendix Appendix A: Test Result Record Form RIGOL DP1116A Series Programmable Linear DC Power Supply Performance Verification Test Record Form CV Load Regulation Rate Test Record Form Scale 16V/10A 32V/5A <0.01%*Volt+2 mV=3.6 <0.01%*Volt+2 mV=5.2 Specification Volt (V) DP1116A...

  • Page 44: Cv Ripple And Noise Test Record Form

    Current (A) 10.5 5.25 Measurement Value Vrms Transient Response Time Test Record Form Scale 16V/10A 32V/5A Specification <50 μs Volt (V) DP1116A Setting Current (A) 10.5 5.25 Electronic Load High Level Current (A) Low Level Measurement Value DP1116A Performance Verification Manual...

  • Page 45: Cv Programming And Readback Accuracy Test Record Form

    CC Load Regulation Test Record Form Scale 16V/10A 32V/5A <0.005%*Current+250 <0.005%*Current+250 Specification μA =750 μA μA=500 μA Volt (V) 16.8 33.6 DP1116A Setting Current (A) Measurement Value /R - U DP1116A Performance Verification Manual...

  • Page 46: Cc Linear Regulation Rate Test Record Form

    (Vac) AC Power Supply Setting Overvoltage (Vac) Measurement Value CC Ripple and Noise Test Record Form Scale 16V/10A 32V/5A Specification < 2 mA rms Volt (V) 16.8 33.6 DP1116A Setting Current (A) Vrms Measurement Value Vrms/R DP1116A Performance Verification Manual...

  • Page 47: Cc Programming And Readback Accuracy Test Record Form

    Output current is the rated output value Volt (V) 16.8 33.6 DP1116A Setting Current (A) Programming Accuracy: -rated Measurement output current Value of the scale under test| Readback Accuracy: -rated output current of the scale under test| DP1116A Performance Verification Manual...

  • Page 48: Appendix B: Specifications

    (The maximum variation of the output/readback per 1℃ temperature variation after 30-minute warm-up) Voltage 0.01% + 3 mV Current 0.02% + 3 mA Stability , ±(Output Percentage+Offset) Voltage 0.02% + 1 mV Current 0.1% + 1 mA DP1116A Performance Verification Manual...
  • Page 49 : The maximum time required for the output to change accordingly after receiving the APPLy and SOURce commands. Note : The variation of the output within 8 hours after 30-minute warm-up when the load circuit and environment temperature are constant. DP1116A Performance Verification Manual...

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