Series B-2T, B-2
25-42.5 Amp • SCR/DIODE Modules
Modules come in eight standard circuits
• Eight Standard Circuits
and are designed to control AC or DC
variable voltage output up to 15KW.
The package comes with standard .250
quick-connect terminals. All models
have 2500 Vrms isolation and are UL
recognized (file no. E72445). Optional
isolation barriers are available.
• For AC or DC Variable
Voltage Output Up To
15KW
Manufactured in Crydom’s ISO 9002
Certified facility for optimum product
performance and reliability.
PART NUMBER IDENTIFICATION
Se rie s Typ e
B-Case style
(Ceramic
Base)
Cu rre n t
5 - 25 Amps
6 - 42.5 Amps
Circu it Typ e
1 - 8
(see schematic 2 - 240 Vac
AC Lin e Vo lt a g e
1 - 120 Vac
Op t io n s
F - Free Wheeling Diode
(Circuits 1 & 2 Only)
SE - External Suppressor
(-2T Only, Circuits 1-6 Only)
Ca se St yle
-2T (Standard)
-2 With Isolation
Barriers
diagrams)
3 - 280 Vac
4 - 480 Vac
Exa m p le : B512FSE-2T
MECHANICAL DIMENSIONS
All dimensions are in inches (millimeters)
ELECTRICAL SPECIFICATIONS
SYMBOL SPECIFICATION
MODEL NO.
B5
B6
RATINGS
ID
VF
TJ
Maximum DC Output Current (Tc = 85˚C)
Maximum Voltage Drop @ Amps Peak
Operating Junction Temperature Range
25A
42.5A
2.50
MOUNTING
1.65V @ 25A
1.6V @ 42.5A
(63.5)
HOLE/SLOT
1.90
0.21 (5.2) DIA.
B-2T
(48.2)
-40˚C to +125˚C
di/dt Critical Rate of Rise of On-State Current @ TJ=125˚C 100A/µs
100A/µs
500V/µs
dv/dt Critical Rate of Rise of Off-State Voltage [V/µs]
500V/µs
1.00 1.25
C
L
(25.4 ) (31.7)
120 (400 VRRM
240 (600 VRRM
280 (800 VRRM
)
)
)
VRMS AC Line Input Voltage
C
L
(Repetitive Peak Reverse Voltage)
.50
(12.7)
.25
(6.3)
TERMINAL
480 (1200 VRRM)
ITSM
Maximum Non-Repetitive Surge Current
1
( / Cycle, 60Hz)
250A
260
600A
1500
.10
(2.5)
1.06
(26.9)
2
.55
(14.0)
2
2
I2T
IGT
Maximum I T for Fusing (t=8.3ms) [A sec]
Maximum Required Gate Current
to Trigger @ 25˚C
60mA
80mA
2.50
(63.5)
1.90
VGT Maximum Required Gate Voltage
to Trigger @ 25˚C
MOUNTING
HOLE/SLOT
0.21 (5.2) DIA.
2.5V
0.5W
5.0V
3.0V
0.5W
5.0V
B-2
(48.2)
PG(AV) Average Gate Power
VGM Maximum Peak Gate Voltage (Reverse)
1.25
(31.7)
C
L
RθJC Maximum Thermal Resistance Junction to
Ceramic Base per Chip
0.9˚C/W
0.7˚C/W
VISOL Isolation Voltage
2500 VRMS
2500 VRMS
C
L
.25
(6.3)
TERMINAL
.10
MECHANICAL SPECIFICATIONS
Weight: (typical)
1.5 oz. (42.5g)
©1998 CRYDOM CORP Specifications subject to change without notice.
.78
(19.7)
(2.5)
For recommended applications and more information contact:
USA: (800) 8 CRYDOM • (800) 827-9366 • (619) 715-7200 • fax (619) 715-7280
Crydom Corp, 9525 Chesapeake Drive, San Diego, CA 92123 • e-mail: sales@crydom.com
WEB SITE: http://www.crydom.com FASTFAX Product Information: (888) 267-9191
UK: (44)1202 812300 • fax (44)1202 812340 Crydom International Ltd., 85, Condor Close,
Woolsbridge Industrial Estate, Three-Legged Cross. Wimborne, Dorset, England BH21 6SU
GERMANY: (49) (0)6874 182580 • fax (49)(0)6874 182585 Crydom GmbH,
9002
FastFax Document No. 227
SERIES B2T.062498, PAGE 1 OF 2
Gewerbegebiet Im Schachen, D-66687 Nunkirchen, Germany • e-mail: vertrieb@crydom.com