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E-831 OEM Piezo Driver

Low-cost module with separate power supply

E-831
    • Compact piezo power amplifier
    • Peak current up to 250 mA
    • Cost-efficient
    • Low noise, high stability
    • Easy integration
    • Short-circuit-proof, full overcurrent and temperature protection
    • Output voltage range up to -30 to 130 V
    • Power-up / down without voltage spikes

Single-channel piezo amplifier module

Compact OEM module. Various models for different dynamic requirements. Runs on external power, e.g. the E-841 power supply series

Functions

Low-noise power amplifier. Voltage gain factor 10. Output voltage range up to -30 to 130 V, depending on the power supply used. Monitor output 1-100. Overtemperature protection. Soldering pins for easy mount on PCB boards

Optional power supply modules

Various power ranges. Suitable for supplying up to three E-831 piezo amplifiers. Custom power supplies on request

Specifications

E-831.03

E-831.05

Function

Piezo amplifier module, 1 channel

Miniature piezo amplifier module, 1 channel

Amplifier

Control input voltage

-2 to 12 V

-2 to 12 V

Output voltage*

-30 to 130 V

-30 to 130 V

Peak current (<8 ms)

100 mA

250 mA

Average current

50 mA (up to 2 minutes without cooling)

100 mA (up to 1 minute without cooling)

Current limitation

Short-circuit-proof

Short-circuit-proof

Voltage gain

10±0.1

10±0.1

Amplifier bandwidth, small signal

3.5 kHz (open)

15 kHz (open) (-3 dB, 5 Vpp)

Ripple, noise, 0 to 100 kHz

0.8 mVrms

20 mVpp (with switching power supply; <5 mVpp at <10 kHz bandwidth)
<1 mVpp (with linear power supply, 1.8 µF load at the output)

<0.15 mVrms

<1 mVpp

Capacitive base load (internal)

10 nF

10 nF

Output impedance

33 Ω

5 Ω

Input impedance

100 kΩ

1 MΩ

Miscellaneous

Contacting

Soldering pins, Ø 1 mm, 6 mm

Soldering pins, Ø 0.7 mm, 9 mm

Operating temperature range

5 to 50 °C 

5 to 50 °C 

Overtemp protection

Deactivation at a case temperature of 70 °C

Deactivation at a case temperature of 75 °C

Dimensions

50 mm × 30 mm × 14 mm

60 mm × 28 mm × 6 mm

Material

Metal shielded case

Metal shielded case

Operating voltages

127 to 137 V / 1.8 mA

-28 to -38 V / 1.8 mA

15 V / 20 mA

-15 V / 7 mA

127 to 137 V / 6 mA

-28 to -38 V / 6 mA

Dynamic current consumption

Depending on load, amplitude and slew rate

Depending on load, amplitude and slew rate

E-841.05 / E-842.05

E-841.55

Function

Power supply module (8 W) for up to 3 × E-831

Power supply module (20 W) for up to 3 × E-831

Output voltages and currents

127 V / 30 mA

-26 V / 30 mA

15 V / 60 mA

-15 V / 20 mA

137 V / 60 mA

-37 V / 60 mA

15 V / 0.3 A

-15 V / 0.3 A

Max. output power

8 W

20 W

Average output power

8 W with forced air flow (5 W without)

20 W

Current limitation

Short-circuit-proof (1 minute)

Short-circuit-proof (1 minute)

Operating voltage

10 to 30 V (E-841.05)

30 to 72 V (E-842.05)

12 to 30 V

Quiescent current

100 mA at 15 V

60 mA at 30 V

25 mA at 72 V (E-842.05)

100 mA at 12 V

90 mA at 15 V

60 mA at 24 V

60 mA at 30 V

Max. operating current

1 A (E-841.05 at 10 V)

200 mA (E-842.05 at 72 V)

2.2 A at 12 V

1.1 A at 24 V

Power-on peak current

1.5 A

2.5 A

Typ. switching frequency

100 kHz

180 kHz

External clock frequency

200 kHz (185 to 220 kHz possible)

200 kHz (200 to 225 kHz possible)

Synchronization signal

TTL-level with duty cycle 50 %; operating from 1.8 Vpp, and offsets within ±7 V

TTL-level with duty cycle 50 %; operating from 2.5 Vpp

Output ripple

<100 mVpp

<20 mVpp

Operating temperature range

5 to 50 °C (above 40 °C, power derated)

5 to 50 °C (above 40 °C, power derated)

Case

Metal shielded case, 50 mm × 44 mm × 14 mm

Metal shielded case, 75 mm x 62 mm x 28 mm

Contacts

Soldering pins, Ø 1 mm, 7 mm

Soldering pins, Ø 1 mm, 4 mm

* Depending on the power supply. Full voltage range with E-841.55. With E-841.05 and E-842.05 max. -20 to 120 V for up to three amplifier modules.

Drawings / Images

PI E-831.03 E-831.40

Order Information

E-831.03Piezo Amplifier, OEM Module, 1 Channel, up to -30 to 130 V

E-831.05Piezo Amplifier, Miniature OEM Module, 1 Channel, -30 to 130 V

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Downloads

fileadmin/images/filelist/pdf.png User Manual PZ151E
E-831.02 OEM Piezo Amplifier Module, 1 Channel
pdf 157 kB 1.4.3 EN
fileadmin/images/filelist/pdf.png User Manual PZ191E
E-831.03 OEM Piezo Amplifier Module, 1 Channel
pdf 161 kB 1.0.1 EN
fileadmin/images/filelist/pdf.png User Manual PZ235E
E-831.05 Piezo Amplifier, Miniature OEM Module, 1 Channel, -30 to 130 V
pdf 224 kB 1.0.0 EN