LD431850中文资料

Dual SCR Isolated Module

500 Amperes / 1800 Volts

Ordering Information:

Select the complete eight-digit

module part number from the table

below.

Example: LD431850 is a 1800V,

500 Ampere Dual SCR Isolated

POW-R-BLOK TM Module.

Type Voltage

Volts

(x100)

Current

Amperes

(x10)

LD43 18 50 LD431850

Dual SCR

POW-R-BLOK TM Module

500 Amperes / 1800 Volts

LD43 Outline Dimensions

Dimension Inches Millimeters

A 5.91 150.0

B 4.88 124.0

C 4.41 112.0

D 2.36 60.0

E 2.05 52.0

F 1.97 50.0

G 1.89 48.0

H 1.73 44.0

J 1.22 31.0

K 1.10 28.0

L 1.00 25.4

M 0.69 17.5

N 0.39 10.0

P M10

Metric M10

Q 0.26 Dia. 6.5 Dia.

R 0.24 6.0

S 0.12 3.0

T .110 x .032 2.5 x 0.8

Note: Dimensions are for reference only.

Description:

Powerex Dual SCR Modules are

designed for use in applications

requiring phase control and isolated

packaging. The modules are isolated

for easy mounting with other

components on a common heatsink.

POW-R-BLOK TM has been tested and

recognized by the Underwriters

Laboratories.

Features:

T Electrically Isolated Heatsinking

T Aluminum Nitride Isolator

T Compression Bonded Elements

T Metal Baseplate

T Low Thermal Impedance

for Improved Current Capability

T UL Recognized

Benefits:

T No Additional Insulation

Components Required

T Easy Installation

T No Clamping Components

Required

T Reduce Engineering Time

Applications:

T Bridge Circuits

T AC & DC Motor Drives

T Battery Supplies

T Power Supplies

T Large IGBT Circuit Front Ends

Dual SCR Isolated Module

500 Amperes / 1800 Volts

Absolute Maximum Ratings

Characteristics Conditions

Symbol

Units Repetitive Peak Forward and Reverse Blocking

Voltage

V DRM & V RRM 1800 V

Non-Repetitive Peak Blocking Voltage

(t < 5 msec)

V RSM 1900 V

RMS Forward Current I T(RMS) 900 A

Average Forward Current 180° Conduction, T C=84°C

180° Conduction, T C=80°C I T(AV)

I T(AV)

500

540

A

A

Peak One Cycle Surge Current, Non-Repetitive 60 Hz, 100% V RRM reapplied

50 Hz, 100% V RRM reapplied I TSM

I TSM

17,000

16,300

A

A

Peak Three Cycle Surge Current, Non-Repetitive 60 Hz, 100%V RRM reapplied I TSM 12,250 A Peak Ten Cycle Surge Current, Non-Repetitive 60 Hz, 100% V RRM reapplied I TSM10,500 A

I t for Fusing for One Cycle 8.3 milliseconds

10 milliseconds I t

I2t

1.20 x 10

1.33 x 10

6

A sec

A2 sec

Maximum Rate-of-Rise of On-State Current,

(Repetitive)

Per JEDEC Standard 397 5.2.2.6 di/dt 200 A/μs Operating Temperature T J -40

to

+130 °C Storage Temperature T stg -40

to

+150 °C

Max. Mounting Torque, M6 Mounting Screw 55

6 in. – Lb. Nm

Max. Mounting Torque, M10 Terminal Screw 110

12 in. – Lb. Nm

Module Weight, Typical 1500 g

3.30

lb

V Isolation @ 25C V

rms

3000 V

Dual SCR Isolated Module

500 Amperes / 1800 Volts

Electrical Characteristics, T J =25°C unless otherwise specified

Characteristics Symbol Test Conditions Min. Max.

Units

Repetitive Peak Forward Leakage Current I DRM Up to 1800V, T J =

130°C 80 mA Repetitive Peak Reverse Leakage Current I RRM Up to 1800V, T J =130°C 80 mA Peak On-State Voltage V FM V FM I TM =1500A, T J =25°C I TM =1500A, T J =130°C 1.45 1.40

V

V Threshold Voltage, Low-level Slope Resistance, Low-level V (TO)1 r T1 T J = 130°C, I = 15%I T(AV) to πI T(AV)

0.916

0.28

V m ?

Threshold Voltage, High-level Slope Resistance, High-level V (TO)2 r T2 T J = 130°C, I = πI T(AV) to I TSM 1.01 0.25 V m ? V TM Coefficients, Full Range

T J = 130°C, I = 10A to 6kA

V TM = A+ B Ln I +C I + D Sqrt I

A =

B =

C =

D = 0.9032 -5.98E-032.23E-04 4.05E-03

Minimum dV/dt dV/dt Exponential to V DRM T j =130°C, Gate Open 1000 Typ.

V/μs

Gate Trigger Current I GT T j =25°C, V D =

12V 200 mA Gate Trigger Voltage V GT T j =25°C, V D =

12V 3.0 Volts

Non-Triggering Gate Voltage V GDM

T j =130°C, V D = ? V DRM 0.25 Volts

Peak Forward Gate Current I GTM 4.0 Amp

Peak Reverse Gate Voltage

V GRM 5 Volts

Thermal Characteristics

Characteristics Symbol Max. Units Thermal Resistance, Junction to Case

R ΘJ-C Per Module, both conducting Per Junction, both conducting

0.0325 0.0650 °C/W °C/W Thermal Impedance Coefficients

Z ΘJ-C

Z ΘJ-C = K 1 (1-exp(-t/τ1)) + K 2 (1-exp(-t/τ2)) + K 3 (1-exp(-t/τ3))

+ K 4 (1-exp(-t/τ4)) K 1 = 8.03E-04 K 2 = 1.03E-02 K 3 = 1.64E-02 K 4 = 3.75E-02

τ1 = 3.39E-04 τ2 = 3.15E-03

τ3 = 0.106 τ4 = 2.066

Thermal Resistance, Case to Sink Lubricated

R ΘC-S

Per Module

0.01 °C/W

10

100

1000

10000

Instantaneous On-State Current - Itm - Amperes

0.001

0.010.1110100

Time - t - Seconds

Maximum On-State Power Dissipation

0100200300400

500

6007000

50

100

150

200

250

300

350

400

450

500

Average On-State Current - It(av) - Amperes

M a x . P o w e r D i s s i p a t i o n P e r S C R - W a t t s _

(Sinusoidal Waveform)

Maximum Allowable Case Temperature

80

90

100

110

120

130

100

200

300

400

500

600

Average On-State Current - It(av) - Amperes

M a x . C a s e T e m p e r a t u r e - T c a s e -°C _

(Sinusoidal Waveform)

Maximum On-State Power Dissipation

0100200300400500600700800

9000

100

200

300

400

500

600700800900

Average On-State Current - It(av) - Amperes

M a x . P o w e r D i s s i p a t i o n P e r S C R - W a t t s _

(Rectangular Waveform)

Maximum Allowable Case Temperature

60

708090100110120130

0100200300400500600700800900

Average On-State Current - It(av) - Amperes

M a x . C a s e T e m p e r a t u r e - T c a s e -°C _

(Rectangular Waveform)