AVTECH ELECTROSYSTEMS AVO-9B1-B-P1C Instructions Manual

200 ma, 250 ps rise time high performance laser diode driver with plug-in socket output module for butterfly-packaged laser diodes

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P.O. BOX 265
OGDENSBURG, NY
U.S.A. 13669-0265
A V T E C H
TEL: 888-670-8729 (USA & Canada) or +1-613-686-6675 (Intl)
FAX: 800-561-1970 (USA & Canada) or +1-613-686-6679 (Intl)
info@avtechpulse.com
INSTRUCTIONS
MODEL AVO-9B1-B-P1C
200 mA, 250 ps RISE TIME
HIGH PERFORMANCE LASER DIODE DRIVER
WITH PLUG-IN SOCKET OUTPUT MODULE
FOR BUTTERFLY-PACKAGED LASER DIODES
SERIAL NUMBER: ____________
E L E C T R O S Y S T E M S
N A N O S E C O N D
W A V E F O R M
S I N C E
-
http://www.avtechpulse.com/
E L E C T R O N I C S
1 9 7 5
BOX 5120, LCD MERIVALE
X
OTTAWA, ONTARIO
CANADA
L T D .
K2C 3H4

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Summary of Contents for AVTECH ELECTROSYSTEMS AVO-9B1-B-P1C

  • Page 1 FAX: 800-561-1970 (USA & Canada) or +1-613-686-6679 (Intl) OTTAWA, ONTARIO U.S.A. 13669-0265 CANADA K2C 3H4 info@avtechpulse.com http://www.avtechpulse.com/ INSTRUCTIONS MODEL AVO-9B1-B-P1C 200 mA, 250 ps RISE TIME HIGH PERFORMANCE LASER DIODE DRIVER WITH PLUG-IN SOCKET OUTPUT MODULE FOR BUTTERFLY-PACKAGED LASER DIODES SERIAL NUMBER: ____________...
  • Page 2: Warranty

    WARRANTY Avtech Electrosystems Ltd. warrants products of its manufacture to be free from defects in material and workmanship under conditions of normal use. If, within one year after delivery to the original owner, and after prepaid return by the original owner, this Avtech product is found to be defective, Avtech shall at its option repair or replace said defective item.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS WARRANTY........................2 TECHNICAL SUPPORT....................2 TABLE OF CONTENTS....................3 INTRODUCTION.......................5 SPECIFICATIONS......................6 REGULATORY NOTES....................7 FCC PART 18..........................7 EC DECLARATION OF CONFORMITY..................7 DIRECTIVE 2002/95/EC (RoHS)....................8 DIRECTIVE 2002/96/EC (WEEE)....................8 INSTALLATION........................9 VISUAL CHECK..........................9 POWER RATINGS........................9 CONNECTION TO THE POWER SUPPLY................9 PROTECTION FROM ELECTRIC SHOCK................10 ENVIRONMENTAL CONDITIONS....................11 LABVIEW DRIVERS.........................11 FUSES..........................12...
  • Page 4 PCB 104D - KEYPAD / DISPLAY BOARD, 1/3...............42 PCB 104D - KEYPAD / DISPLAY BOARD, 2/3...............43 PCB 104D - KEYPAD / DISPLAY BOARD, 3/3...............44 MAIN WIRING..........................45 PERFORMANCE CHECKSHEET..................46 Manual Reference: /fileserver/officefiles/instructword/avo-9/AVO-9B1-B-P1C,edition1.odt. Last modified September 25, 2009. Copyright © 2009 Avtech Electrosystems Ltd, All Rights Reserved.
  • Page 5: Introduction

    1 MHz. The pulse width is adjustable from 0.5 to 1000 ns. The rise and fall times are 250 ps or less. The AVO-9B1-B-P1C consists of a mainframe unit and an AVX-S1-P1C series output module, which provides a socket into which the user's laser diode may be inserted. The mainframe generates voltage pulses of between 0 and -13V.
  • Page 6: Specifications

    SPECIFICATIONS Model AVO-9B1-B-P1C Amplitude, standard 0 to -200 mA Maximum voltage output of -13V (to 50Ω) mainframe (V MAINFRAME 50Ω DIODE Allowed load voltage range: 0 to -3V. (Contact Avtech if your diode has a higher forward voltage drop) Pulse width (FWHM): 0.5 to 1000 ns...
  • Page 7: Regulatory Notes

    This instrument does not normally require regular maintenance to minimize interference potential. However, if loose hardware or connectors are noted, they should be tightened. Contact Avtech (info@avtechpulse.com) if you require assistance. EC DECLARATION OF CONFORMITY Avtech Electrosystems Ltd. P.O. Box 5120, LCD Merivale Ottawa, Ontario Canada K2C 3H4 declare that this pulse generator meets the intent of Directive 89/336/EEC for Electromagnetic Compatibility.
  • Page 8: Directive 2002/95/Ec (Rohs)

    and that this pulse generator meets the intent of the Low Voltage Directive 72/23/EEC as amended by 93/68/EEC. Compliance pertains to the following specifications as listed in the official Journal of the European Communities: EN 61010-1:2001 Safety requirements for electrical equipment for measurement, control, and laboratory use DIRECTIVE 2002/95/EC (RoHS) This instrument is exempt from Directive 2002/95/EC of the European Parliament and...
  • Page 9: Installation

    INSTALLATION VISUAL CHECK After unpacking the instrument, examine to ensure that it has not been damaged in shipment. Visually inspect all connectors, knobs, liquid crystal displays (LCDs), and the handles. Confirm that a power cord, a GPIB cable, two instrumentation manuals (this manual and the “Programming Manual for -B Instruments”), and the output module are with the instrument.
  • Page 10: Protection From Electric Shock

    Destination Region Description Option Manufacturer Part Number United Kingdom, Hong Kong, BS 1363, -AC00 Qualtek 370001-E01 Singapore, Malaysia 230V, 50 Hz AS 3112:2000, Australia, New Zealand -AC01 Qualtek 374003-A01 230-240V, 50 Hz Continental Europe, Korea, European CEE 7/7 -AC02 Qualtek 364002-D01 Indonesia, Russia “Schuko”...
  • Page 11: Environmental Conditions

    ENVIRONMENTAL CONDITIONS This instrument is intended for use under the following conditions: 1. indoor use; 2. altitude up to 2 000 m; 3. temperature 5 °C to 40 °C; 4. maximum relative humidity 80 % for temperatures up to 31 °C decreasing linearly to 50 % relative humidity at 40 °C;...
  • Page 12: Fuses

    FUSES This instrument contains four fuses. All are accessible from the rear-panel. Two protect the AC prime power input, and two protect the internal DC power supplies. The locations of the fuses on the rear panel are shown in the figure below: Fuses #1 and #2 Fuse #4 Fuse #3...
  • Page 13: Dc Fuse Replacement

    DC FUSE REPLACEMENT The DC fuses may be replaced by inserting the tip of a flat-head screwdriver into the fuse holder slot, and rotating the slot counter-clockwise. The fuse and its carrier will then pop out. FUSE RATINGS The following table lists the required fuses: Recommended Replacement Part Nominal Fuses...
  • Page 14: Front Panel Controls

    FRONT PANEL CONTROLS 1. POWER Switch . This is the main power switch. When turning the instrument on, there may be a delay of several seconds before the instrument appears to respond. 2. OVERLOAD Indicator . When the instrument is powered, this indicator is normally green, indicating normal operation.
  • Page 15 6. KEYPAD . Control Name Function MOVE This moves the arrow pointer on the display. CHANGE This is used to enter the submenu, or to select the operating mode, pointed to by the arrow pointer. ×10 If one of the adjustable numeric parameters is displayed, this increases the setting by a factor of ten.
  • Page 16: Rear Panel Controls

    REAR PANEL CONTROLS GRN=LNK GATE YEL=ACT TRIG RS-232 GPIB 1. AC POWER INPUT . An IEC-320 C14 three-pronged recessed male socket is provided on the back panel for AC power connection to the instrument. One end of the detachable power cord that is supplied with the instrument plugs into this socket. 2.
  • Page 17 7. RS-232 Connector. A standard serial cable with a 25-pin male connector can be attached to this connector to allow the instrument to be computer-controlled. See the “Programming Manual for -B Instruments” for more details on RS-232 control. 8. LAN Connector and Indicator . (Optional feature. Present on -TNT units only.) The -TNT option "Internet-enables"...
  • Page 18: General Information

    INSTALLING THE DEVICE UNDER TEST The AVO-9B1-B-P1C has a “P1C” high-speed socket for pins 8-14 of the diode under test. If the “-T1C” option has been specified, a slide-on socket for pins 1-7 of the diode will also be present.
  • Page 19 (TEC+). DB-9 pin 5 connects to diode pin 7 (TEC-). The remaining DB-9 pins are unconnected. Pins 4 and 5 of the diode are grounded. Pin 3 is unconnected. Access to the photodiode, if present, is not provided. This option is designed for compatibility with Thorlabs temperature controllers and certain QPhotonics laser diodes.
  • Page 20: Normal Test Arrangement (With Avx-S1-P1C Output Module)

    Gently slide the low-bandwidth slide-on socket onto the matching pins of the device under test. The slide- on socket is connected to the output module using a short length of flexible ribbon cable. The thermoelectric cooler and thermistor pins are made accessible to the user through the “TEC DRIVER”...
  • Page 21: Thermal Control (-T1C Units)

    DC CONNECTOR (CONNECT TO GROUND IF NOT USED) MV CONNECTOR AVX-S1-P1C WITH INTERNAL CIRCUITRY SHOWN 1 kΩ “-P1C” PIN AVTECH SOCKETS FOR AVO-9 DRIVE PINS DIODE ≈ MAINFRAME 25Ω + R DIODE DIODE =25Ω POWER SYNC CONNECTOR FIBER USER-SUPPLED LASER DIODE OPTIONAL “-T1C”...
  • Page 22: Signal Connectors On The Output Module

    ) / (25Ω + R DIODE DIODE DIODE where V is the amplitude setting on the AVO-9B1-B-P1C (between 0 and -13V), is the forward voltage drop across the diode (up to -3V), and R is the resistor DIODE DIODE internal to the laser diode (typically 20Ω to 30Ω). The 25Ω resistance is built into the AVX-S1-P1C output module.
  • Page 23: Basic Pulse Control

    BASIC PULSE CONTROL This instrument can be triggered by its own internal clock or by an external TTL trigger signal. In either case, two mainframe output channels respond to the trigger: OUT and SYNC. • OUT. This is the main output. The maximum output voltage is -13V. •...
  • Page 24: Trigger Modes

    > 50 ns TRIG TTL LEVELS (external input) (0V and 3V-5V) PROPAGATION DELAY (FIXED) 100 ns, FIXED SYNC OUT 3V, FIXED DELAY > 0 PULSE WIDTH AMPLITUDE, VARIABLE MAIN OUTPUT As before, if the delay is negative, the order of the SYNC and OUT pulses is reversed. In general, the delay, pulse width, and frequency (when in the internal mode), of the OUT pulse can be varied with front panel controls or via the GPIB or RS-232 computer interfaces.
  • Page 25: Gating Modes

    The pulse width and delay of the output pulse may vary slightly with the amplitude setting, particularly at lower amplitudes. For some demanding applications, it may be desirable to use external attenuators in conjunction with the AVO-9B1-B-P1C, instead of generating a low-amplitude pulse directly.
  • Page 26: Protecting Your Instrument

    PROTECTING YOUR INSTRUMENT DO NOT EXCEED 1 MHz The output stage may be damaged if triggered by an external signal at a pulse repetition frequency greater than 1 MHz. USE A 50 Ω LOAD The mainframe output stage may be damaged if the output is not terminated into the output module or a 50Ω...
  • Page 27: Operational Check

    (attenuators, cables, connectors, etc.) should exceed 2 GHz. d) Set the oscilloscope to trigger externally with the vertical setting at 50 mV/div and the horizontal setting at 20 ns/div. 2. Turn on the AVO-9B1-B-P1C. The main menu will appear on the LCD.
  • Page 28 3. To set the AVO-9B1-B-P1C to trigger from the internal clock at a PRF of 10 kHz: a) The arrow pointer should be pointing at the frequency menu item. If it is not, press the MOVE button until it is.
  • Page 29 c) Press MOVE until the arrow pointer is pointing at the “ON” choice. d) Press CHANGE to return to the main menu. 8. To change the output amplitude: a) Press the MOVE button until the arrow pointer is pointing at the amplitude menu item.
  • Page 30: Programming Your Pulse Generator

    PROGRAMMING YOUR PULSE GENERATOR KEY PROGRAMMING COMMANDS The “Programming Manual for -B Instruments” describes in detail how to connect the pulse generator to your computer, and the programming commands themselves. A large number of commands are available; however, normally you will only need a few of these.
  • Page 31: All Programming Commands

    ALL PROGRAMMING COMMANDS For more advanced programmers, a complete list of the available commands is given below. These commands are described in detail in the “Programming Manual for -B Instruments”. (Note: this manual also includes some commands that are not implemented in this instrument.
  • Page 32 :[TYPE] EVEN | ODD | NONE :SBITS 1 | 2 :ERRor :[NEXT]? [query only] :COUNT? [query only] :VERSion? [query only] TRIGger: :SOURce INTernal | EXTernal | MANual | HOLD | IMMediate *CLS [no query form] *ESE <numeric value> *ESR? [query only] *IDN? [query only] *OPC...
  • Page 33: Mechanical Information

    MECHANICAL INFORMATION TOP COVER REMOVAL If necessary, the interior of the instrument may be accessed by removing the four Phillips screws on the top panel. With the four screws removed, the top cover may be slid back (and off). Always disconnect the power cord and allow the instrument to sit unpowered for 10 minutes before opening the instrument.
  • Page 34: Maintenance

    MAINTENANCE REGULAR MAINTENANCE This instrument does not require any regular maintenance. On occasion, one or more of the four rear-panel fuses may require replacement. All fuses can be accessed from the rear panel. See the “FUSES” section for details. CLEANING If desired, the interior of the instrument may be cleaned using compressed air to dislodge any accumulated dust.
  • Page 35: Wiring Diagrams

    WIRING DIAGRAMS WIRING OF AC POWER, STYLE 1 a i n s c i r c u i t s h a z a r d o u s l i v a t t e i r s t h i s i n s t r u o u n t...
  • Page 36: Wiring Of Ac Power, Style 2

    WIRING OF AC POWER, STYLE 2 a i n s c i r c u i t s h a z a r d o u s l i v a t t e i r s t h i s i n s t r u e y o n...
  • Page 37: Pcb 158N - Low Voltage Power Supply, 1/3

    PCB 158N - LOW VOLTAGE POWER SUPPLY, 1/3 i t c i t c I N C I N C i t l e v i s 1 2 - D e c - 2 0 0 8 : \ m j c f i l e s \ p \ s w...
  • Page 38: Pcb 158N - Low Voltage Power Supply, 2/3

    PCB 158N - LOW VOLTAGE POWER SUPPLY, 2/3 i t l e v i s 1 2 - D e c - 2 0 0 8 : \ m j c f i l e s \ p \ s w i t c z .
  • Page 39: Pcb 158N - Low Voltage Power Supply, 3/3

    PCB 158N - LOW VOLTAGE POWER SUPPLY, 3/3 i t l e v i s 1 2 - D e c - 2 0 0 8 : \ m j c f i l e s \ p \ s w i t c z .
  • Page 40: Pcb 168B - High Voltage Dc Power Supply

    PCB 168B - HIGH VOLTAGE DC POWER SUPPLY HV WA RN ING HV WA RN ING 1 N4 9 3 7 1 N4 9 3 7 6 4 04 4 5 -2 6 4 04 4 5 -2 1 N4 9 3 7 1 N4 9 3 7 1 0 0 OY R1 0...
  • Page 41: Pcb 151C - Range / Polarity Relay Board

    PCB 151C - RANGE / POLARITY RELAY BOARD U1 C U2 D U1 A 3 0 0 U1 B 4 7 0 U1 D U2 C 2 2 0p F Q1 B 7 4 F0 0 7 4 ACT08 7 4 F0 0 MPQ 60 0 2 7 4 F0 0 7 4 F0 0...
  • Page 42: Pcb 104D - Keypad / Display Board, 1/3

    PCB 104D - KEYPAD / DISPLAY BOARD, 1/3 AH E10 G- ND, Mfg 49 9 9 10 -1 , 1 0 pin straig h t h ead er LCD-BUTT LCD-BUTT.SCH GN D GN D VCC-LED VCC-LED BACKLIG HT BACKLIG HT ENCOD ER ENCOD ER.SCH I2 C_ INT...
  • Page 43: Pcb 104D - Keypad / Display Board, 2/3

    PCB 104D - KEYPAD / DISPLAY BOARD, 2/3 U4 A C1 0 PIN3 2 .2 u F C1 5 C1 3 1 5 K MM7 4H C1 4 N 0 .1 u F 0 .1 u F 0 .1 u F 0 .1 u F GN D U4 B...
  • Page 44: Pcb 104D - Keypad / Display Board, 3/3

    PCB 104D - KEYPAD / DISPLAY BOARD, 3/3 2 2 uF 0 .1 u F GN D IN T GN D PAD 3 PAD 4 PCF8 5 7 4A PN LED+ LED- U1 A U1 C MM7 4H C1 4 N MM7 4H C1 4 N 2 .7 OH M, 2 W U1 B...
  • Page 45: Main Wiring

    MAIN WIRING - T N T I O l l o - I ) ( - E - 9 B 1 - B r i n t e v i s 2 5 - S e p - 2 0 0 9 : \ m j c f i l e s \ c...
  • Page 46: Performance Checksheet

    PERFORMANCE CHECKSHEET...

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