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Summary of Contents for powersoft MiniMod 4
- Page 1 MiniMod 4 USER GUIDE ©2019 Powersoft Keep this manual DO000243.00 Rev. 00 for future reference...
- Page 2 Data are subject to change without notice. For latest update please refer to the online version available on www.powersoft-audio.com.
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Page 3: Table Of Contents
Table of contents 1. Important safety instructions 12 : 1.3. Primary thermal protection 2. Importantes instructions de sécurité 12 : 2.Amplifier protections 3. Instrucciones de seguridad importantes 12 : 2.1. Amplifier Thermal protection 4. Importanti istruzioni di sicurezza 12 : 2.2. Output short circuit 5. - Page 4 Page intentionally left blank ii | MiniMod 4 | User guide...
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Page 5: Important Safety Instructions
8. Do not defeat the safety purpose of the polarized or grounding- Symbol for earth/ground connection. type plug. 9. Only use attachments/accessories specified by Powersoft. Symbol for conformity with Directive 2002/96/EC 10. Refer all servicing to qualified service personnel. Servicing is... -
Page 6: Importantes Instructions De Sécurité
LES BORNES D’ENCEINTES POURRAIENT ÊTRE DANGEREUX SI LA CONNEXION DE MODE PONT DU HAUT-PARLEUR EST UTILISÉ. ADOPTER DES TECHNIQUES CORRECTES DE CONNEXION ET D’ISOLEMENT LORSQUE LA CONNEXION EN MODE BRIDGE HAUT-PARLEUR EST UTILISÉ. iv | MiniMod 4 | User guide... -
Page 7: Instrucciones De Seguridad Importantes
6. No bloquee las aberturas de ventilación. Realice la instalación de de operación o mantenimiento. acuerdo con las indicaciones de Powersoft. 7. No instale cerca ninguna fuente de calor como, por ejemplo, La marca CE indica el cumplimiento de la directiva radiadores, rejillas de calefacción, hornos u otros aparatos que... -
Page 8: Importanti Istruzioni Di Sicurezza
TERMINALI DIFFUSORI POTREBBERO ESSERE PERICOLOSI, SE VIENE UTILIZZATA LA CONNESSIONE IN MODALITÀ BRIDGE DEGLI ALTOPARLANTI. ADOTTARE LE CORRETTE TECNICHE DI CONNESSIONE E ISOLAMENTO QUANDO VIENE UTILIZZATA LA CONNESSIONE IN MODALITÀ BRIDGE DEGLI ALTOPARLANTI. vi | MiniMod 4 | User guide... -
Page 9: Regulatory Information
The Waste Electrical and Electronic Equipment Directive (WEEE Directive) aims to minimise the impact of electrical and electronic goods on the en- vironment. Powersoft S.p.A. comply with the Directive 2002/96/EC and 2003/108/EC of the European Parliament on waste electrical finance the cost of treatment and recovery of electronic equipment (WEEE) in order to reduce the amount of WEEE that is being disposed of in land-fill site. -
Page 10: Electrostatic Discharge (Esd)
Electrostatic Discharge Sensitive devices (ESDS) and assemblies are handled outside of full static protection packaging (i.e. within static control areas) should be pro- vided with some form of ground conductive or dissipative flooring. viii | MiniMod 4 | User guide... -
Page 11: Minimod4 | 1
If you find any damage notify the safety instructions. In case you have any questions, please shipping company immediately. do not hesitate to contact your dealer or Powersoft. The MiniMod4 is a four channel amplifier modules spe- 7 : 3.Disposal of the packing material cifically designed to drive high power loudspeakers. -
Page 12: Thermal Constraints
Module in a separate Be aware of air leakage as the highest operating temperature vented chamber. The thermal resistance of the heatsink derives from the fol- 2 | MiniMod 4 | User guide... -
Page 13: Electromagnetic Compatibility (Emc) & Safety
9 : 5.Mains Fuse Parallel pair Configuration MiniMod 4 is equipped with an internal Time Delay prone to RF noise fuse rated at 4A. Thhis fuse must be replaced only by an authorized Powersoft service center. Twisted pair Highly immune 9 : 6.Earth connection... -
Page 14: Mechanical Drawings
APPROV. TOLERAN UNI-ISO 17/05/2018 raveggi 1 / 1 2768-M 4 | MiniMod 4 | User guide WEIGHT POWERSOFT S.p.A. 0,0 kg PF000477 Via E.Conti, 5 - 50018 Scandicci (FI) - Italy DRAWING Tel. +39 055 7350230 - fax +39 055 7356235... -
Page 15: Connections
Connections PL2001 PL1001 PL3000 PL1000 11 : 1.Grounding 11 : 2.Bill of connectors The amplifier module is intended to be assembled in an CODE NAME TYPE End Product. PL1000 In the End Product, the metal plate of the amplifier module Input connector IDC socket 34 pin PL3000... -
Page 16: 2.1. Pl2 Pinout (B3P-Vh Jst)
Positive regulated analog 22 +12/15VDC OUT +12V @ 0,8A or +15V @ 0,6A +/-10% section supply (same as pin 22) TEMPMON 0-5V 1kΩ NTC sensor tap output Channel 2 Output Current IOUT2MON 8,35A/V 4,7kΩ Monitor 6 | MiniMod 4 | User guide... - Page 17 Pin# Name IN OUT POWER Range Scale Factor Impedance Tolerance Description Level 1 (4.5V to 5V) not in Channel 1 & Channel 2 PROTECT 12 protection. Level 0 (0V to 0.5V) in 4,7kΩ Output Stage Protection Protection Monitor Channel 2 Output Voltage VOUT2MON 20V/V 4,5kΩ...
- Page 18 Channel 4 Positive IN 4 + output shorting pin 7 to GND. 9,4kΩ Balanced input. 26dB Input 8Vrms absolute max input. to Output Overall Gain Balanced: 0,705Vrms for full 9,4kΩ output. 8Vrms absolute max input. 8 | MiniMod 4 | User guide...
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Page 19: 2.4. Pl1001, Pl2001 Pinout
Pin# Name IN OUT POWER Range Scale Factor Impedance Tolerance Description Ground +5Vdc out 20mA max current +5VDC OUT +/-5% available RESERVED Open Collector, high when output READY 34 stage is operative Active High, Logic input 3,3 to SDPWS 1kΩ Powers Supply Shut Down 12Vdc 11 : 2.4. -
Page 20: 4.Internal Signal Path Polarity
In order to increase the power’s supply energy storage efficiency, signals coming from channel pairs 1-2 are polar- MiniMod 4 can be configured in 5 different output type ity reversed, one with respect to the other within the pair, of connections: when entering the amplifier. - Page 21 Parallel Parallel @ 8 Ω BTL Parallel Parallel Parallel Parallel @ 4 Ω @ 8 Ω BTL FIGURE 8: Short-circuited pins on the output connector. Parallel Parallel f 2 x 300 W @ 2 Ω PTL OUT 1 Parallel Parallel @ 2 Ω...
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Page 22: Protections
100°. When the temperature exceeds 120°, output lel mode on both connectors. stage goes in safety thermal switch off. The fan is not provided with the package, Powersoft Protection status is reported as follow: recommends: 40x40= SUNON series MB60151Vx, or series MF60151Vx... -
Page 23: 2.2. Output Short Circuit
In case of a broken NTC, or when the temperature is <-30 , the protection status will be reported as follows: 6 pulses (100ms ON 200ms OFF) output stage NTC broken 12 : 2.2. Output short circuit If the load impedance is too low or the loudspeaker line has a short circuit (because of voice coil damages, wires short circuit, improper wiring, etc), the amplifier output current... -
Page 24: Cable Kit - Kt000349
Cable Kit - KT000349 For module evaluation only. 13 : 1.Mains Cable – CB000727 Bill of Materials Part Description MPN / Specs PowerCon NAC3MPA-1 JST connector VHR-3N JST Contacts SVH-21T-P1.1 (22 ~ 18 AWG), SVH-41T-P1-1 (20 ~ 16 AWG) Fuse Holder SCI R3-32B2 Fuse LITTLE FUSE 326 15AT... -
Page 25: 2.Output Cable, 4 X Se - Cb000731
13 : 2.Output cable, 4 x SE configuration – CB000731 Bill of Materials Part Description MPN / Specs Speakon NL4MP-UC JST Connector VHR-6N JST Contacts SVH-21T-P1.1 (22 ~ 18 AWG), SVH-41T-P1-1 (20 ~ 16 AWG) White Cable 16 AWG Blue Cable 16 AWG Orange Cable 16 AWG... -
Page 26: 3.Output Cable, 2 X Btl - Cb000730
N.U. ORANGE WHITE N.U. N.U. N.U. N.U. N.U. N.U. BLUE GREY N.U. N.U. N.U. N.U. N.U. N.U. N.U. N.U. N.U. N.U. N.U. N.U. CH 1 - 3 PIN 1 CH 2 - 4 16 | MiniMod 4 | User guide... -
Page 27: 4.Output Cable, 2 X Ptl - Cb000733
13 : 4.Output cable, 2 x PTL configuration – CB000733 Bill of Materials Part Description MPN / Specs Speakon NL4MP-UC JST Connector VHR-6N JST Contacts SVH-21T-P1.1 (22 ~ 18 AWG), SVH-41T-P1-1 (20 ~ 16 AWG) White Cable 16 AWG Blue Cable 16 AWG Orange Cable 16 AWG... -
Page 28: 5.Output Cable, 1 X Pbtl - Cb000732
N.U. WHITE WHITE N.U. N.U. N.U. N.U. N.U. N.U. BLUE BLUE LOOP N.U. N.U. LOOP N.U. N.U. LOOP N.U. N.U. LOOP N.U. N.U. CH 1 - 3 PIN 1 CH 2 - 4 18 | MiniMod 4 | User guide... -
Page 29: Evaluation Board - Ktp00477
Evaluation Board - KTP00477 14 : 1.Switch functions The EVB is an analog audio interface that includes Description Status a thermal limiter, a clip limiter, and other functions (mute, CH1-CH2 Bridge Mode energy save enable) in order to evaluate the module with- CH3-CH4 Bridge Mode out using a DSP. -
Page 30: 2.Test Points
Switched Auxiliary Positive Supply Voltage (switched when engaging energy safe +12SW 1V/V mode) +12VC Auxiliary Positive Supply Voltage (as supplied by module) 1V/V +5VC Auxiliary Positive +5V Supply Voltage (as supplied by module) 1V/V 20 | MiniMod 4 | User guide... -
Page 31: 3.Led Description
14 : 3.LED Description Color SIGNAL PRES GREEN Signal presence on input connectors Absence of signal at input connectors Absence of -12V auxiliary voltage. Switched off in 12SW -12VC GREEN Presence of -12V auxiliary voltage case Energy Save status engaged Absence of +12V auxiliary voltage. -
Page 32: 4. Thermal Limiter Thr
2.42 2.22 2.02 1.83 1.65 1.49 1.33 1.07 0.96 0.86 0.77 0.69 0.62 Tempmon vs. Temperature for Minimod4 (measured with a not-heatsinked amplifier) Temperature is Measured on the metal plate underneath indicated point. 22 | MiniMod 4 | User guide... -
Page 33: 5.Clip Limiter + Limiter Bypass
MUTED 14 : 7.AUX Voltage selector By default most of Powersoft modules provide an auxiliary supply voltage of +/-12V. By activating (ON status) this switch, Minimod4 provide an auxiliary volt of +/-15V available on MiniMod4 only. 14 : 8.TempMon LED bar A LEDs light bar indicates 4 different thresholds as listed in the table below. -
Page 34: 10.Block Diagram
14 : 10.Block diagram 24 | MiniMod 4 | User guide... -
Page 35: 11.Silkscreen
14 : 11.Silkscreen Evaluation Board - KTP00477 | 25... -
Page 36: 12.Schematic
14 : 12.Schematic PUSH PUSH CH1-2 FEMALE FEMALE BIAS1 BIAS2 DBIAS1 DBIAS2 0603 0603 IN1+ IN2+ IN1- IN2- OUT1 OUT2 BUFIN1 BUFIN2 BUFOUT1 BUFOUT2 BAS28 BAS28 26 | MiniMod 4 | User guide... - Page 37 CH3-4 Evaluation Board - KTP00477 | 27...
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Page 38: 13.Power + Energy Save
14 : 13.Power + Energy Save 28 | MiniMod 4 | User guide... -
Page 39: Support And Warranty
Powersoft dealer (or to Powersoft for repair. In the latter case, before shipping, distributor). You can also contact the Powersoft Technical you are kindly asked to follow step by step the procedure... -
Page 40: Specifications
1/8 Max Output Power @ 4Ω 112 BTU/h Vibration ETSI EN 300 019-2-2 Construction EMC immunity EN 55103-2 EMC emissions EN 55103-1 Dimensions 190 x 80 x 42 mm Weight 500 g Safety standards IEC 60065 30 | MiniMod 4 | User guide... - Page 41 Powersoft S.p.A. Via Enrico Conti, 5 50018 Scandicci (FI) Italy Tel: +39 055 735 0230 Fax: +39 055 735 6235 General inquiries: info@powersoft.it Sales: sales@powersoft.it Application & technical support: support@powersoft.it Service & maintenance: service@powersoft.it Compliance questions: compliance@powersoft.it powersoft-audio.com...
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