IXYS / Littelfuse(10406)

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Part Status Series Mount Mounting Type Operating Temperature Packaging Moisture Sensitivity Level (MSL) Termination Max Operating Temperature Min Operating Temperature Technology Input Type RoHS Status Published Datasheet Package / Case Length Height Width Lead Free Number of Terminations Factory Lead Time Weight REACH SVHC Number of Pins Pbfree Code ECCN Code Additional Feature Radiation Hardening Reach Compliance Code HTS Code JESD-609 Code Terminal Finish Reference Standard Surface Mount Max Power Dissipation Terminal Position Terminal Form Peak Reflow Temperature (Cel) Base Part Number Pin Count Operating Temperature (Max) Element Configuration Time@Peak Reflow Temperature-Max (s) Power Dissipation Number of Elements Subcategory Qualification Status JESD-30 Code Supplier Device Package Forward Current Forward Voltage Turn On Delay Time Max Surge Current Turn-Off Delay Time Max Reverse Leakage Current Transistor Element Material Configuration Case Connection Transistor Application Polarity/Channel Type Collector Current-Max (IC) Application Natural Thermal Resistance Speed Power - Max Diode Element Material Power Dissipation-Max Rep Pk Reverse Voltage-Max Max Forward Surge Current (Ifsm) Peak Reverse Current Max Repetitive Reverse Voltage (Vrrm) Peak Non-Repetitive Surge Current Reverse Voltage Reverse Current-Max JEDEC-95 Code Forward Voltage-Max Reverse Recovery Time Recovery Time Diode Type Max Reverse Voltage (DC) Collector Emitter Breakdown Voltage Collector Emitter Saturation Voltage Average Rectified Current Non-rep Pk Forward Current-Max Number of Phases Turn On Time Output Current-Max Collector Emitter Voltage (VCEO) Max Collector Current Reverse Recovery Time-Max Voltage - DC Reverse (Vr) (Max) Voltage - Collector Emitter Breakdown (Max) Current - Collector (Ic) (Max) Turn Off Time-Nom (toff) Current - Reverse Leakage @ Vr Voltage - Forward (Vf) (Max) @ If Test Condition Gate-Emitter Voltage-Max Gate-Emitter Thr Voltage-Max Current - Average Rectified (Io) Operating Temperature - Junction Diode Configuration Vce(on) (Max) @ Vge, Ic IGBT Type Gate Charge Current - Collector Pulsed (Icm) Td (on/off) @ 25°C Switching Energy
IXGH32N100A3 IXGH32N100A3 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download GenX3™ Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2008 /files/ixys-ixgh32n100a3-datasheets-0583.pdf TO-247-3 3 yes UL RECOGNIZED e1 Tin/Silver/Copper (Sn/Ag/Cu) 300W SINGLE NOT SPECIFIED 3 NOT SPECIFIED 1 Not Qualified R-PSFM-T3 SILICON SINGLE COLLECTOR GENERAL PURPOSE SWITCHING N-CHANNEL 300W TO-247AD 1kV 75 ns 2.2V 75A 1000V 1170 ns 800V, 32A, 10 Ω, 15V 2.2V @ 15V, 32A PT 87nC 200A 24ns/385ns 2.6mJ (on), 9.5mJ (off)
IXGQ200N30PB IXGQ200N30PB IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole Tube 1 (Unlimited) Standard ROHS3 Compliant 2010 TO-3P-3, SC-65-3 5.500006g 300V 400A 400A
IXGQ35N120BD1 IXGQ35N120BD1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2004 /files/ixys-ixgq35n120bd1-datasheets-0683.pdf TO-3P-3, SC-65-3 3 8 Weeks 5.500006g 3 yes e3 Matte Tin (Sn) 400W NOT SPECIFIED IXG*35N120 2 Single NOT SPECIFIED 1 Not Qualified SILICON COLLECTOR POWER CONTROL N-CHANNEL 400W 40 ns 1.2kV 105 ns 1.2kV 75A 1200V 780 ns 960V, 35A, 3 Ω, 15V 3.3V @ 15V, 35A 140nC 200A 40ns/270ns 900μJ (on), 3.8mJ (off)
IXGX40N120BD1 IXGX40N120BD1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole Tube 1 (Unlimited) Standard ROHS3 Compliant ISOPLUS247™ 3 8 Weeks yes e1 TIN SILVER COPPER SINGLE NOT SPECIFIED IXG*40N120 3 150°C NOT SPECIFIED 1 Not Qualified R-PSIP-T3 SILICON SINGLE WITH BUILT-IN DIODE COLLECTOR POWER CONTROL N-CHANNEL 75A 1.2kV 105 ns 1200V 1030 ns
IXYH30N120C3D1 IXYH30N120C3D1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download GenX3™, XPT™ Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2012 /files/ixys-ixyh30n120c3d1-datasheets-0755.pdf TO-247-3 16.26mm 21.46mm 5.3mm Lead Free 3 28 Weeks 3 416W Single 416W 1 Insulated Gate BIP Transistors 23 ns 126 ns SILICON COLLECTOR POWER CONTROL N-CHANNEL TO-247AD 195ns 1.2kV 3.7V 71 ns 1.2kV 66A 1200V 296 ns 600V, 30A, 10 Ω, 15V 20V 5V 3.3V @ 15V, 30A 69nC 133A 19ns/130ns 2.6mJ (on), 1.1mJ (off)
IXGT6N170AHV IXGT6N170AHV IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Surface Mount Surface Mount -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2013 /files/ixys-ixgt6n170ahv-datasheets-0779.pdf TO-268-3, D3Pak (2 Leads + Tab), TO-268AA 26 Weeks not_compliant e3 Matte Tin (Sn) 75W 75W 1.7kV 7V 6A 1700V 850V, 6A, 33 Ω, 15V 7V @ 15V, 3A 18.5nC 14A 46ns/220ns 590μJ (on), 180μJ (off)
IXXH140N65B4 IXXH140N65B4 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download XPT™, GenX4™ Through Hole -55°C~175°C TJ Standard TO-247-3 28 Weeks compliant 1200W 105ns 650V 340A 400V, 100A, 4.7 Ω, 15V 1.9V @ 15V, 120A PT 250nC 840A 54ns/270ns 5.75mJ (on), 2.67mJ (off)
IXGX35N120B IXGX35N120B IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download HiPerFAST™ Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2002 /files/ixys-ixgx35n120b-datasheets-0847.pdf TO-247-3 3 25 Weeks 3 yes unknown e1 TIN SILVER COPPER 350W NOT SPECIFIED IXG*35N120 3 Single NOT SPECIFIED 1 Insulated Gate BIP Transistors Not Qualified SILICON COLLECTOR MOTOR CONTROL N-CHANNEL 350W 1.2kV 3.3V 86 ns 1.2kV 70A 1200V 660 ns 960V, 35A, 5 Ω, 15V 20V 5V 3.3V @ 15V, 35A PT 170nC 140A 50ns/180ns 3.8mJ (off)
IXGR40N120B2D1 IXGR40N120B2D1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole Tube 1 (Unlimited) Standard ROHS3 Compliant ISOPLUS247™ IXG*40N120 1.2kV 1200V
IXYH120N65B3 IXYH120N65B3 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download XPT™, GenX3™ Through Hole -55°C~175°C TJ Standard TO-247-3 28 Weeks compliant 1360W 28ns 650V 340A 400V, 50A, 2 Ω, 15V 1.9V @ 15V, 100A PT 250nC 760A 30ns/168ns 1.34mJ (on), 1.5mJ (off)
IXYK30N170CV1 IXYK30N170CV1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download XPT™ Through Hole -55°C~175°C TJ Standard TO-264-3, TO-264AA 28 Weeks compliant 937W 33ns 1700V 100A 850V, 30A, 2.7 Ω, 15V 4V @ 15V, 30A PT 150nC 250A 16ns/143ns 3.6mJ (on), 1.8mJ (off)
IXBT24N170 IXBT24N170 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download BIMOSFET™ Surface Mount Surface Mount -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2013 /files/ixys-ixbh24n170-datasheets-0935.pdf TO-268-3, D3Pak (2 Leads + Tab), TO-268AA 2 24 Weeks yes LOW CONDUCTION LOSS not_compliant e3 Matte Tin (Sn) 250W SINGLE GULL WING NOT SPECIFIED 4 NOT SPECIFIED 1 Insulated Gate BIP Transistors Not Qualified R-PSSO-G2 SILICON SINGLE WITH BUILT-IN DIODE COLLECTOR POWER CONTROL N-CHANNEL 250W 1.06 μs 1.7kV 190 ns 2.5V 60A 1700V 1285 ns 20V 5V 2.5V @ 15V, 24A 140nC 230A
IXGP30N60C3C1 IXGP30N60C3C1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download GenX3™ Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2009 /files/ixys-ixga30n60c3c1-datasheets-0963.pdf TO-220-3 3 26 Weeks 2.299997g No SVHC 3 yes EAR99 unknown e3 PURE TIN 220W SINGLE NOT SPECIFIED IXG*30N60 3 NOT SPECIFIED 1 Insulated Gate BIP Transistors Not Qualified SILICON SINGLE WITH BUILT-IN DIODE COLLECTOR POWER CONTROL N-CHANNEL 220W TO-220AB 600V 3V 37 ns 3V 60A 160 ns 300V, 20A, 5 Ω, 15V 20V 5.5V 3V @ 15V, 20A PT 38nC 150A 17ns/42ns 120μJ (on), 90μJ (off)
IXBK75N170 IXBK75N170 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download BIMOSFET™ Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2003 /files/ixys-ixbx75n170-datasheets-0797.pdf TO-264-3, TO-264AA 3 28 Weeks yes e1 Tin/Silver/Copper (Sn/Ag/Cu) 1.04kW NOT SPECIFIED IXB*75N170 3 Single NOT SPECIFIED 1 Insulated Gate BIP Transistors Not Qualified R-PSFM-T3 SILICON COLLECTOR POWER CONTROL N-CHANNEL 1040W 1.5 μs 1.7kV 277 ns 3.1V 200A 1700V 840 ns 20V 5.5V 3.1V @ 15V, 75A 350nC 580A
IXYH24N170C IXYH24N170C IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download XPT™ Through Hole -55°C~175°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2016 /files/ixys-ixyh24n170c-datasheets-2492.pdf TO-247-3 28 Weeks yes 500W 30ns 1700V 58A 960V, 30A, 15 Ω, 15V 3.8V @ 15V, 20A 96nC 145A 12ns/160ns 4.9mJ (on), 1.95mJ (off)
IXGH60N60C3 IXGH60N60C3 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download GenX3™ Through Hole Through Hole -55°C~150°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2009 /files/ixys-ixgh60n60c3-datasheets-1989.pdf TO-247-3 Lead Free 3 30 Weeks 3 yes AVALANCHE RATED 380W NOT SPECIFIED IXG*60N60 3 Single NOT SPECIFIED 380W 1 Insulated Gate BIP Transistors Not Qualified SILICON COLLECTOR POWER CONTROL N-CHANNEL TO-247AD 600V 2.2V 54 ns 600V 75A 198 ns 480V, 40A, 3 Ω, 15V 20V 5V 2.5V @ 15V, 40A PT 115nC 360A 21ns/70ns 800μJ (on), 450μJ (off)
IXYX100N120C3 IXYX100N120C3 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download GenX3™, XPT™ Through Hole Through Hole -55°C~175°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2011 /files/ixys-ixyx100n120c3-datasheets-3020.pdf TO-247-3 16.13mm 21.34mm 5.21mm Lead Free 3 28 Weeks 247 AVALANCHE RATED unknown 1.15kW 3 Single 1.15kW 1 Insulated Gate BIP Transistors R-PSIP-T3 32 ns 123 ns SILICON COLLECTOR POWER CONTROL N-CHANNEL 1150W 1.2kV 2.9V 122 ns 1.2kV 188A 1200V 265 ns 600V, 100A, 1 Ω, 15V 20V 5V 3.5V @ 15V, 100A 270nC 490A 32ns/123ns 6.5mJ (on), 2.9mJ (off)
IXXH80N65B4 IXXH80N65B4 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download GenX4™, XPT™ Through Hole Through Hole -55°C~175°C TJ Tube 1 (Unlimited) Standard ROHS3 Compliant 2015 /files/ixys-ixxh80n65b4-datasheets-3562.pdf TO-247-3 28 Weeks 625W Single 625W 650V 1.65V 2V 160A 400V, 80A, 3 Ω, 15V 2V @ 15V, 80A PT 120nC 430A 38ns/120ns 3.77mJ (on), 1.2mJ (off)
MEK75-12DA MEK75-12DA IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Chassis Mount, Screw Chassis Mount Bulk 1 (Unlimited) 150°C -40°C ROHS3 Compliant 2000 /files/ixys-mee7512da-datasheets-4844.pdf TO-240AA Lead Free 24 Weeks 3 No MEK Common Cathode TO-240AA 2.64V Fast Recovery =< 500ns, > 200mA (Io) 1.2kA 1.3kA 1.2kV 300 ns Standard 1.2kV 75A 1200V 2mA @ 1200V 2.17V @ 100A 75A 1 Pair Common Cathode
MDD44-14N1B MDD44-14N1B IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Chassis Mount, Screw Chassis Mount Bulk 1 (Unlimited) 150°C -40°C ROHS3 Compliant 2012 /files/ixys-mdd4414n1b-datasheets-3969.pdf TO-240AA 3 24 Weeks 3 yes EAR99 8541.10.00.80 UPPER UNSPECIFIED NOT SPECIFIED MDD44 3 NOT SPECIFIED 2 Rectifier Diodes Not Qualified 1.6V ISOLATED GENERAL PURPOSE Standard Recovery >500ns, > 200mA (Io) SILICON 1.3kA 1.4kV Standard 1.4kV 64A 1150A 1 59A 1400V 10mA @ 1400V 1.6V @ 200A 1 Pair Series Connection
MDD220-12N1 MDD220-12N1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Chassis Mount, Panel, Screw Chassis Mount Bulk 1 (Unlimited) 150°C -40°C ROHS3 Compliant 2004 /files/ixys-mdd22008n1-datasheets-4523.pdf Y2-DCB 116mm 32mm 60mm Lead Free 3 18 Weeks No SVHC 3 yes EAR99 UL RECOGNIZED 8541.10.00.80 UPPER UNSPECIFIED NOT SPECIFIED MDD220 NOT SPECIFIED 2 Rectifier Diodes Not Qualified 450A 1.4V ISOLATED HIGH POWER Standard Recovery >500ns, > 200mA (Io) SILICON 40mA 1.2kV 9kA 1.2kV Standard 1.2kV 270A 1 1200V 40mA @ 1200V 1.4V @ 600A 1 Pair Series Connection
DSEC30-06A DSEC30-06A IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download HiPerFRED™ Radial, Through Hole Through Hole Tube 1 (Unlimited) 175°C -55°C AVALANCHE ROHS3 Compliant 2000 /files/ixys-dsec3006a-datasheets-6006.pdf TO-3P-3 Full Pack Lead Free 3 20 Weeks 3 yes EAR99 SNUBBER DIODE, FREE WHEELING DIODE No 8541.10.00.80 SINGLE 3 Common Cathode 2 Rectifier Diodes 2.5V 110A GENERAL PURPOSE Fast Recovery =< 500ns, > 200mA (Io) SILICON 90W 100μA 600V 110A 600V TO-247AD 35 ns 35 ns Standard 600V 15A 1 100μA @ 600V 2.03V @ 15A -55°C~175°C 1 Pair Common Cathode
MDD255-22N1 MDD255-22N1 IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Chassis Mount, Panel, Screw Chassis Mount Bulk 1 (Unlimited) 150°C -40°C ROHS3 Compliant 2004 /files/ixys-mdd25516n1-datasheets-6014.pdf Y1-CU 115mm 49mm 50mm 3 28 Weeks 3 yes EAR99 8541.10.00.80 UPPER UNSPECIFIED NOT SPECIFIED MDD255 NOT SPECIFIED 2 Rectifier Diodes Not Qualified 270A 1.4V ISOLATED GENERAL PURPOSE Standard Recovery >500ns, > 200mA (Io) SILICON 30mA 2.2kV 10.2kA 2.2kV Standard 2.2kV 270A 1 2200V 30mA @ 2200V 1.4V @ 600A 1 Pair Series Connection
DSA30C60PB DSA30C60PB IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole Tube 1 (Unlimited) 175°C -55°C ROHS3 Compliant 2006 /files/ixys-dsa30c60pb-datasheets-9965.pdf TO-220-3 3 28 Weeks No SVHC 3 yes EAR99 FREE WHEELING DIODE, HIGH RELIABILITY 8541.10.00.80 SINGLE NOT SPECIFIED 3 Common Cathode NOT SPECIFIED 2 Rectifier Diodes Not Qualified 15A 680mV 130A 500μA SOFT RECOVERY Fast Recovery =< 500ns, > 200mA (Io) SILICON 85W 130A 60V TO-220AB Schottky 60V 15A 1 500μA @ 60V 850mV @ 15A -55°C~175°C 1 Pair Common Cathode
DSSK20-0045AM DSSK20-0045AM IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole Tube 1 (Unlimited) 175°C -55°C ROHS3 Compliant 2007 /files/ixys-dssk200045am-datasheets-0194.pdf TO-220-3 Full Pack, Isolated Tab 3 220 yes EAR99 HIGH RELIABILITY, FREE WHEELING DIODE, LOW NOISE 8541.10.00.80 e3 Matte Tin (Sn) SINGLE NOT SPECIFIED 3 Common Cathode NOT SPECIFIED 2 Rectifier Diodes Not Qualified R-PSFM-T3 690mV 140A 300μA POWER Fast Recovery =< 500ns, > 200mA (Io) SILICON 35W 140A Schottky 45V 10A 1 300μA @ 45V 690mV @ 10A -55°C~175°C 1 Pair Common Cathode
DSP8-12AS-TUB DSP8-12AS-TUB IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Surface Mount 2015 /files/ixys-dsp812astub-datasheets-0396.pdf TO-263-4, D2Pak (3 Leads + Tab), TO-263AA 3 EAR99 LOW LEAKAGE CURRENT, PD-CASE IEC-60747 YES SINGLE GULL WING 175°C 2 R-PSSO-G3 ANODE AND CATHODE GENERAL PURPOSE Standard Recovery >500ns, > 200mA (Io) SILICON 100W 1200V 10μA Standard 110A 1 1200V 10μA @ 1200V 1.35V @ 16A 8A -55°C~150°C 1 Pair Series Connection
DSA60C150PB DSA60C150PB IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Through Hole Through Hole Tube 1 (Unlimited) ROHS3 Compliant 2009 /files/ixys-dsa60c150pb-datasheets-0602.pdf TO-220-3 3 yes EAR99 FREE WHEELING DIODE, HIGH RELIABILITY, LOW NOISE 8541.10.00.80 SINGLE NOT SPECIFIED 3 175°C Common Cathode NOT SPECIFIED 2 Rectifier Diodes Not Qualified R-PSFM-T3 SOFT RECOVERY 0.5 °C/W Standard Recovery >500ns, > 200mA (Io) SILICON TO-220AB Schottky 150V 30A 200A 1 450μA @ 150V 930mV @ 30A -55°C~175°C 1 Pair Common Cathode
DPF60I200HA DPF60I200HA IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Radial, Through Hole Through Hole Tube 1 (Unlimited) AVALANCHE ROHS3 Compliant TO-247-2 2 EAR99 FREE WHEELING DIODE, LOW LEAKAGE CURRENT, PD-CASE, SNUBBER DIODE IEC-60747 SINGLE 175°C 1 R-PSFM-T2 SINGLE CATHODE FAST SOFT RECOVERY Standard Recovery >500ns, > 200mA (Io) SILICON 275W 1μA 1.41V Standard 200V 60A 550A 1 0.055μs 200V -55°C~175°C
DSSK40-006B DSSK40-006B IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download Radial, Through Hole Through Hole Tube 1 (Unlimited) 150°C -55°C ROHS3 Compliant 2000 /files/ixys-dssk40006b-datasheets-0779.pdf TO-3P-3 Full Pack 3 20 Weeks yes EAR99 HIGH RELIABILITY, LOW NOISE, FREE WHEELING DIODE 8541.10.00.80 SINGLE NOT SPECIFIED 3 Common Cathode NOT SPECIFIED 2 Rectifier Diodes Not Qualified R-PSFM-T3 530mV 500A 20mA POWER Fast Recovery =< 500ns, > 200mA (Io) SILICON 500A TO-247AD Schottky 60V 20A 1 20mA @ 60V 530mV @ 20A -55°C~150°C 1 Pair Common Cathode
DSEE6-06CC DSEE6-06CC IXYS / Littelfuse
RFQ

Min: 1

Mult: 1

download HiPerDynFRED™ Radial, Through Hole Through Hole Tube 1 (Unlimited) Through Hole 175°C -40°C ROHS3 Compliant 2003 /files/ixys-dsee606cc-datasheets-0875.pdf ISOPLUS220™ 3 16 Weeks No SVHC 220 EAR99 FREE WHEELING DIODE, SNUBBER DIODE 8541.10.00.80 e1 Tin/Silver/Copper (Sn/Ag/Cu) SINGLE 260 3 Dual 35 2 Not Qualified R-PSIP-T3 6A 1.35V ISOLATED SOFT RECOVERY Fast Recovery =< 500ns, > 200mA (Io) SILICON 150A 25μA 600V 600V 20 ns 20 ns Standard 600V 6A 1 6A 25μA @ 600V 1.8V @ 10A -40°C~175°C 1 Pair Series Connection

In Stock

Please send RFQ , we will respond immediately.