ACR44U ACR44U Fast Turn-off Asymmetric Thyristor Advance Information Replaces March 1998 version, DS4222-3.4 DS4222-4.0 January 2000 APPLICATIONS KEY PARAMETERS 1600V VDRM IT(AV) 44A ITSM 550A dVdt* 600V/µs dI/dt 2000A/µs tq 6.0µs ■ High Frequency Applications ■ Regulated Power Supplies ■ Capacitor Discharge ■ Ultrasonic Generators ■ Induction Heating *dV/dt Available to 1000V/µs FEATURES ■ The ACR44U is a glass passivated asymmetric thyristor which has exceptionally fast turn-off capabilities combined with good turn-on characteristics. VOLTAGE RATINGS Type Number Repetitive Peak Off-state Voltage VDRM V Repetitive Peak Reverse Voltage VRRM V 1600 1400 1200 1000 800 2 2 2 2 2 ACR44U 16LE ACR44U 14LE ACR44U 12LE ACR44U 10LE ACR44U 08LE Lower voltage grades available. Outline type code: SO28. See Package Details for further information. CURRENT RATINGS Symbol Parameter Conditions Max. Units IT(AV) Mean on-state current Half wave resistive load, Tcase = 80oC 44 A IT(RMS) RMS value Tcase = 70oC 69 A Continuous (direct) on-state current Tcase = 85oC 57 A IT 1/7 ACR44U SURGE RATINGS Symbol ITSM I2t Parameter Conditions Surge (non-repetitive) forward current Max. Units 550 A 1500 A2s 10ms half sine; Tcase = 125oC I2t for fusing THERMAL AND MECHANICAL DATA Symbol Conditions Parameter Min. Max. Units Rth(j-c) Thermal resistance - junction to case d.c. - 0.35 o Rth(c-h) Thermal resistance - case to heatsink Mounting torque 3.5Nm with mounting compound - 0.25 o Tvj Virtual junction temperature On-state (conducting) - 125 o Tstg Storage temperature range -55 125 o Mounting torque 3.5 4.0 Nm Typ. Max. Units - C/W C/W C C DYNAMIC CHARACTERISTICS Tcase = 125˚C unless otherwise stated. Symbol Parameter Maximum on-state voltage At 100A peak, Tcase = 25oC - 2.7 V Peak reverse and off-state current At VRRM/VDRM, Tcase = 125oC - 20/10 mA dV/dt Maximum linear rate of rise of off-state voltage To VDRM Tj = 125oC, gate open circuit - 600* V/µs dI/dt Rate of rise of on-state current From VDRM to 125A. Gate source 15V, 15Ω tr = 50ns - 2000 A/µs VT(TO) Threshold voltage - - 1.5 V rT On-state slope resistance - - 13.3 mΩ IL Latching current - 120 - mA IH Holding current - 25 - mA td Delay time VD = 300V, gate source = 15V, 15Ω - 250 ns tq Turn-off time (with antiparallel diode) IT = 50A, square wave tp = 50µs, Tj = 120˚C, dIR/dt = 50A/µs, dV/dt = 600V/µs to VDRM, gate voltage at turn-off 3.5-4.5V. VR = -1V. - 6.0 µs VTM IRRM/IDRM * Available to 1000V/µs. 2/7 Conditions ACR44U GATE TRIGGER CHARACTERISTICS AND RATINGS Symbol Parameter Conditions Typ. Max. Units VGT Gate trigger voltage VDWM = 12V, RL = 30Ω, Tcase = 25oC 0.9 3.0 V IGT Gate trigger current VDWM = 12V, RL = 30Ω, Tcase = 25oC 60 200 mA VFGM Peak forward gate voltage - - 40 V VRGM Peak reverse gate voltage - - 10 V IFGM Peak forward gate current - - 10 A PGM Peak gate power - - 40 W Forward - 10 W Reverse - 6 W PG(AV) Average gate power Average time 10ms max WAVEFORM OF GATE VOLTAGE AT TURN-OFF + IT 0 a) Anode current waveform + Va 0 b) Anode voltage waveform + Vgt 0 c) Gate voltage waveform 3/7 ACR44U CURVES 250 Measured under pulse conditions Instantaneous on-state current IT - (A) 200 Tj = 25˚C 150 Tj = 125˚C 100 50 0 1.0 2.0 3.0 4.0 Instantaneous on-state voltage VT - (V) Fig.1 Maximum (limit) on-state characteristics 100 µs 10 s U % it 1 im er l Low 0.1 Tj = -40˚C Tj = 125˚C Tj = 25˚C 1.0 0.1 0.01 1.0 Gate trigger current IG - (A) Fig.2 Gate characteristics 4/7 = tp m 10 Gate trigger voltage VG - (V) W 40 im rl e pp = tp 10 W 10 9% it 9 10 ACR44U 40 Conditions: Peak on-state current = 8µs (Half sine wave) Tcase = 25˚C, Gate current = 0.5A VT IT Initial on-state voltage - (V) 30 10% IT Time 0 t Zero time is taken at initial device current = 10% IT 20 10 0 0 500 1000 1500 2000 2500 3000 Time - (ns) Fig.3 Typical initial on-state voltage vs time Peak current IPK - (A) 150 100 7mJ 5mJ 4mJ 50 3mJ 2mJ 1mJ 0 0 10 20 30 Pulse width tp - (µs) 40 50 60 Fig.4 Maximum energy loss per pulse when switching a half sinusoidal pulse from 600V 5/7 ACR44U 10.0 Reverse gate bias -3.5 to -4V No gate bias Turn-off time tq - (µs) 8.0 6.0 4.0 2.0 0 200 400 600 800 1000 Commutating dV/dt - (V/µs) Fig.5 Variation of turn-off time with commutating dV/dt 12.0 Reverse gate bias -3.5 to -4V No gate bias Turn-off time tq - (µs) 10.0 8.0 6.0 4.0 2.0 20 40 60 80 100 Case temperature - (˚C) Fig.6 Variation of turn-off time with case temperature 6/7 120 ACR44U PACKAGE DETAILS For further package information, please contact your local Customer Service Centre. All dimensions in mm, unless stated otherwise. DO NOT SCALE. Collector Hex. 17.35mm AF max Cathode Ø4.0 11.5 24 Gate Ø1.53 min Thread 1/4 in 28 UNF 2A Nominal weight: 16.5g Package outline type code: SO28 http://www.dynexsemi.com e-mail: [email protected] HEADQUARTERS OPERATIONS DYNEX SEMICONDUCTOR LTD Doddington Road, Lincoln. Lincolnshire. LN6 3LF. United Kingdom. Tel: 00-44-(0)1522-500500 Fax: 00-44-(0)1522-500550 DYNEX POWER INC. Unit 7 - 58 Antares Drive, Nepean, Ontario, Canada K2E 7W6. Tel: 613.723.7035 Fax: 613.723.1518 Toll Free: 1.888.33.DYNEX (39639) CUSTOMER SERVICE CENTRES France, Benelux, Italy and Spain Tel: +33 (0)1 69 18 90 00. Fax: +33 (0)1 64 46 54 50 North America Tel: 011-800-5554-5554. Fax: 011-800-5444-5444 UK, Germany, Scandinavia & Rest Of World Tel: +44 (0)1522 500500. Fax: +44 (0)1522 500020 SALES OFFICES France, Benelux, Italy and Spain Tel: +33 (0)1 69 18 90 00. Fax: +33 (0)1 64 46 54 50 Germany Tel: 07351 827723 North America Tel: (613) 723-7035. Fax: (613) 723-1518. Toll Free: 1.888.33.DYNEX (39639) / Tel: (831) 440-1988. Fax: (831) 440-1989 / Tel: (949) 733-3005. Fax: (949) 733-2986. UK, Germany, Scandinavia & Rest Of World Tel: +44 (0)1522 500500. Fax: +44 (0)1522 500020 These offices are supported by Representatives and Distributors in many countries world-wide. © Dynex Semiconductor 2000 Publication No. DS4222-4 Issue No. 4.0 January 2000 TECHNICAL DOCUMENTATION – NOT FOR RESALE. PRINTED IN UNITED KINGDOM Datasheet Annotations: Dynex Semiconductor annotate datasheets in the top right hard corner of the front page, to indicate product status. The annotations are as follows:Target Information: This is the most tentative form of information and represents a very preliminary specification. No actual design work on the product has been started. Preliminary Information: The product is in design and development. The datasheet represents the product as it is understood but details may change. Advance Information: The product design is complete and final characterisation for volume production is well in hand. No Annotation: The product parameters are fixed and the product is available to datasheet specification. This publication is issued to provide information only which (unless agreed by the Company in writing) may not be used, applied or reproduced for any purpose nor form part of any order or contract nor to be regarded as a representation relating to the products or services concerned. No warranty or guarantee express or implied is made regarding the capability, performance or suitability of any product or service. The Company reserves the right to alter without prior notice the specification, design or price of any product or service. Information concerning possible methods of use is provided as a guide only and does not constitute any guarantee that such methods of use will be satisfactory in a specific piece of equipment. It is the user's responsibility to fully determine the performance and suitability of any equipment using such information and to ensure that any publication or data used is up to date and has not been superseded. These products are not suitable for use in any medical products whose failure to perform may result in significant injury or death to the user. All products and materials are sold and services provided subject to the Company's conditions of sale, which are available on request. All brand names and product names used in this publication are trademarks, registered trademarks or trade names of their respective owners. 7/7