Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272
CR08AS
Surface Mount, Phase Control SCR
0.8 Amperes/400-600 Volts
Electrical and Thermal Characteristics, Tj = 25 °C unless otherwise specified
Characteristics
Symbol
Test Conditions
Voltage – Blocking State
Peak Forward Leakage
IDRM
Peak Reverse Leakage
IRRM
Current – Conducting State
Peak On-state Voltage
VTM
DC Holding Current
IH
Thermal Resistance,
Junction-to-ambient
Rth(j-a)
Gate – Parameters
Gate Current to Trigger†*
IGT
Gate Voltage to Trigger†
VGT
Non-triggering Gate Voltage
VGD
† IGT, VGT Measurement Circuit
* If special values of IGT are required, choose at
least two items from those listed in the table below;
i.e. A-B or B-C.
Tj = 125°C, VD = VDRM
Tj = 125°C, VR = VRRM
Tc = 25°C, ITM = 2.5A
VD = 12V, RGK = 1K⍀, Tj = 25°C
–
VD = 6V, RL = 60⍀, Tj = 25°C
VD = 6V, RL = 60⍀, Tj = 25°C
VD = 1/2VDRM, RGK = 1k⍀, Tj = 125°C
Item
A
B
C
IGT (A) 1-30
20-50 40-100
Min.
Typ. Max. Units
–
–
0.5 mA
–
–
0.5 mA
–
–
1.5 Volts
–
1.5
3.0 mA
–
–
65 °C/Watt
–
–
100
A
–
–
0.8 Volts
0.3
–
–
Volts
IGS IGT
A3
A2
A1
60⍀
TUT
3V
DC
RGK
1k⍀
12
V1
VGT
6V
DC
SWITCH
SWITCH 1: IGT Measurement
SWITCH 2: VGT Measurement
(Inner resistance of voltage meter is about 1k⍀)
P-19