Model Number | E3640A | E3641A | E3642A | E3643A | E3644A | E3645A |
Number of output | 1 |
Maximum Power | 30W | 30W | 50W | 50W | 80W | 80W |
DC Output Rating (@ 0 ºC to 40 ºC) | 0 to 8 V/3 A or 0 to 20 V/1.5 A | 0 to 35 V/0.8 A or 0 to 60 V/0.5 A | 0 to 8 V/5 A or 0 to 20 V/2.5 A | 0 to 35 V/1.4 A or 0 to 60 V/0.8 A | 0 to 8 V/8 A or 0 to 20 V/4 A | 0 to 35 V/2.2 A or 0 to 60 V/1.3 A |
Net Weight | 5.3 kg | 5.2 kg | 6.3 kg | 6.2 kg | 6.6 kg | 6.7 kg |
Load and Line Regulation ± (% of output + offset) |
Voltage | < 0.01% + 3 mV |
Current | < 0.01% + 250 μA |
Ripple and Noise (20 Hz to 20 MHz) |
Normal Mode Voltage | < 5 mVpp/0.5 mVrms for 8 V/20 V models < 8 mVpp/1 mVrms for 35 V/60 V models |
Normal Mode Current | < 4 mArms |
Common Mode Current | < 1.5 μArms |
Accuracy1 12 Months (@ 25 ºC ± 5 ºC), ± (% output + offset) |
Programming |
Voltage | < 0.05% + 10 mV (< 0.1% + 25 mV for output 2 of E3646/47/48/49 A) |
Current | < 0.2% + 10 mA |
Readback (over GPIB and with respect to actual output) |
Voltage | < 0.05% + 5 mV (< 0.1% + 25 mV for output 2 of E3646/47/48/49 A) |
Current | < 0.15% + 5 mA (< 0.15% + 10 mA for output 2 of E3646/47/48/49 A) |
Meter2 (over front panel with respect to actual output) |
Voltage | < 0.05% + 2 counts (<0.1% + 4 counts for output 2) |
Current | < 0.15% + 5 mA (<0.15% + 10 mA for output 2) |
Resolution |
Program | < 5 mV/1 mA |
Readback | < 2 mV/1 mA |
Meter | 10 mV/1 mA |
Transient Response | Less than 50 μsec for output to recover to within 15 mV following a change in output current from full load to half load or vice versa. |
Settling Time3 | < 90 msec |
OVP Accuracy, ± (% output + offset) Activation Time4 | < 0.5% + 0.5 V < 1.5 msec, OVP ¥3 V/< 10 msec, OVP < 3 V |
Temperature Coefficient per ºC ± (% output + offset) |
Voltage | < 0.01% + 3 mV (< 0.02% + 5 mV for output 2 of E3646/47/48/49A) |
Current | < 0.02% + 3 mA |
Stability, constant load & temperature ± (% output + offset), 8 hrs |
Voltage | < 0.02% + 2 mV |
Current | < 0.1% + 1 mA |
Remote Sensing Max. voltage drop in each load lead | 1 V |
AC Input (47 Hz – 63 Hz) | 100 Vac ± 10% (Opt 0E9)/115 Vac ± 10% (Std)/230 Vac ± 10% (0E3) |
GPIB | Yes |
Product Regulation | Designed to comply with UL3111-1; certified to CSA 22.2 No. 1010.1; conforms to IEC 1010-1; complies with EMC directive 89/336/EEC (Group 1, Class A) |