N6781A Two-Quadrant SMU for Battery Drain Analysis

Key facts

The Keysight N6781A is a source / measure unit (SMU) designed specifically for the task of battery drain analysis. Whether the device under test (DUT) is an eBook reader, MP3 player, mobile phone, or pacemaker, the N6781A’s seamless measurement ranging, programmable output resistance, and auxiliary DVM combine the best set of advanced features on the market for battery drain analysis. When used with the 14585A Control and Analysis software, the N6781A becomes an even more powerful battery drain analysis solution, offering additional insights into your measurements.

Output Ratings:

• voltage: up to 20 V
• current: up to ±3 A
• power: 20 W

Programming Accuracy (at 23°C ± 5°C after 30 minute warmup; applies from min. to max. program):

• voltage, 20 V range: 0.025% + 1.8 mV
• voltage, 6 V range: 0.025% + 600 µV
• current, 3 A and 1 A ranges: 0.04% + 300 µA
• current, 300 mA range: 0.03% + 150 µA

Transient Response:

• < 30 mV of droop in response to 0.15A / µs current transients

Measurement Accuracy (at 23°C ± 5°C):

• voltage, 20 V range: 0.025% + 1.2 mV*
• current, 3 A range: 0.03% + 250 µA*
• current, 100 mA range: 0.025% + 10 µA*
• current, 10 µA range: 0.025% + 8 nA