Dimensions Inches Millimeters
A 0.49 Min. 12.5 Min.
B 0.20 Max. 5.0 Max.
C 0.15 Max. 3.9 Max.
D 0.05 1.3
E 0.049 1.25
F 0.028 Dia. 0.7 Dia.
Description:
The Powerex CR03AM Lead
mount Phase Control SCRs are
glass-passivated thyristors for use
in low-power control and rectifica-
tion.These devices are molded
epoxy plastic types.
Features:
□Glass Passivation
□High Current Pulse
Application Use
Applications:
□Fault Interrupters
□Gas Ignitors
□Static Switch
□Motor Control
Ordering Information:
Example: Select the complete
seven or eight digit par t number
you desire from the table - i.e.
CR03AM-8 is a 400 Volt, 0.3
Ampere Phase Control SCR.
VDRM/VRRM
Type Volts Code
CR03AM 400 -8
600 -12
Powerex, Inc., 200 Hillis Street,Youngwood, Pennsylvania 15697-1800 (412) 925-7272
Lead-Mount,
Phase Control SCR
0.3 Amperes/400-600 Volts
CR03AM
Outline Drawing (Conforms to JEDEC TO-92)
P-7
B
A
C
D
➀ CATHODE
➁ ANODE
➂ GATE
EE
B
➂ ➁ ➀
CIRCUMSCRIBE
CIRCLE F - DIA.
OUTLINE DRAWING
CONNECTION DIAGRAM
➂➀
➁
RGK
1kV
SWITCH
SWITCH 1: IGT Measurement
SWITCH 2: VGT Measurement
(Inner resistance of voltage meter is about 1kV)
IGS
1 2
IGT
VGT
3V
DC 6V
DC
60V
TUT
A1
V1
A2
A3
Powerex, Inc., 200 Hillis Street,Youngwood, Pennsylvania 15697-1800 (412) 925-7272
CR03AM
Lead-Mount, Phase Control SCR
0.3 Amperes/400-600 Volts
P-8
Absolute Maximum Ratings, Ta= 25 °C unless otherwise specified
Ratings Symbol CR03AM-8 CR03AM-12 Units
Repetitive Peak Off-state Voltage VDRM 400 600 Volts
Repetitive Peak Reverse Voltage VRRM 400 600 Volts
Non-repetitive Peak Reverse Voltage VRSM 500 720 Volts
DC Reverse Voltage VR(DC) 320 480 Volts
DC Forward Voltage VD(DC) 320 480 Volts
RMS On-state Current IT(RMS) 0.47 0.47 Amperes
Average On-state Current (Nominal, See Graphs) Ta= 47°C IT(avg) 0.3 0.3 Amperes
Non-repetitive Peak Surge, On-state Current One Cycle (60 Hz) ITSM 20 20 Amperes
I2t for Fusing, t = 8.3 msec I2t 1.6 1.6 A2sec
Peak Gate Power Dissipation PGM 0.5 0.5 Watts
Average Gate Power Dissipation PG(avg) 0.1 0.1 Watts
Peak Forward Gate Current IFGM 0.3 0.3 Amperes
Peak Forward Gate Voltage VFGM 6 6 Volts
Peak Reverse Gate Voltage VRGM 6 6 Volts
Storage Temperature Tstg -40 to 125 -40 to 125 °C
Operating Temperature Tj-40 to 125 -40 to 125 °C
Weight – 0.23 0.23 Grams
Electrical and Thermal Characteristics, Tj= 25 °C unless otherwise specified
Characteristics Symbol Test Conditions Min. Typ. Max. Units
Voltage – Blocking State
Peak Forward Leakage IDRM Tj= 110°C, VD= VDRM – – 0.1 mA
Peak Reverse Leakage IRRM Tj= 110°C, VR= VRRM – – 0.1 mA
Current – Conducting State
Peak On-state Voltage VTM Ta= 25°C, ITM = 4 A Peak – – 1.8 Volts
DC Holding Current IH VD= 12V, RGK = 1KV, Tj= 25°C – 1.5 3.0 mA
Thermal Resistance,
Junction-to-ambient Rth(j-a) – – – 180 °C/W
Gate – Parameters
Gate Current to Trigger†IGT VD= 6V, RL= 60V, Tj= 25°C 1 – 100 mA
Gate Voltage to Trigger†VGT VD= 6V, RL= 60V, Tj= 25°C – – 0.8 Volts
Non-triggering Gate Voltage VGDM VD= 1/2VDRM, RGK = 1kV, Tj= 110°C 0.2 – – Volts
† IGT, VGT Measurement Circuit
Powerex, Inc., 200 Hillis Street,Youngwood, Pennsylvania 15697-1800 (412) 925-7272
CR03AM
Lead-Mount, Phase Control SCR
0.3 Amperes/400-600 Volts
P-9
0.6
3.8
3.4
3.0
2.6
2.2
1.8
1.4
1.0
MAXIMUM ON-STATE
CHARACTERISTICS
INSTANTANEOUS ON-STATE
CURRENT, IT, (AMPERES)
INSTANTANEOUS ON-STATE VOLTAGE, VT, (VOLTS)
10-2 10-1 100101
Tj = 25oC
0
60
80
100
120
140
160
180
200
TRANSIENT THERMAL
IMPEDANCE CHARACTERISTICS
(JUNCTION-TO-AMBIENT)
TIME, t, (s)
TRANSIENT THERMAL IMPEDANCE, Zth(j-c), (°C/WATT)
10-3 10-2
100101102103
10-1 100
20
40
10-2
10-1
100
101
102
GATE
CHARACTERISTICS
GATE CURRENT, IG, (mA)
GATE VOLTAGE, VG, (VOLTS)
10-2 10-1 100101102103
VGD = 0.2V
VFGM = 6V
VGT = 0.8V
IGT = 100mA
(Tj = 25°C)
IFGM = 0.3A
PGM = 0.5W
PG(avg) = 0.1W
0
4
8
12
16
20
MAXIMUM SURGE CURRENT
FOLLOWING RATED LOAD CONDITIONS
CYCLES AT 60 Hz
MAXIMUM PEAK SURGE CURRENT, ITSM, (AMPERES)
1001011020
20
40
60
80
100
120
140
160
ALLOWABLE AMBIENT TEMPERATURE
VS. AVERAGE ON-STATE CURRENT
(SINGLE-PHASE HALF WAVEFORM)
AVERAGE ON-STATE CURRENT, IT(avg), (AMPERES)
AMBIENT TEMPERATURE, Ta, (°C)
0 0.1 0.2 0.3 0.4
60°90°120°180°
RESISTIVE,
INDUCTIVE LOADS
NATURAL CONVECTION
u = 30°
u
360°
0
0.1
0.2
0.3
0.4
0.5
MAXIMUM
ON-STATE POWER DISSIPATION
(SINGLE-PHASE HALF WAVEFORM)
AVERAGE ON-STATE CURRENT, IT(avg), (AMPERES)
MAXIMUM POWER DISSIPATION, (WATTS)
0 0.10.05 0.15 0.250.2 0.3 0.40.35
60°90°120°180°
RESISTIVE,
INDUCTIVE LOADS
u
360°u = 30°
0
20
40
60
80
100
120
140
160
ALLOWABLE AMBIENT TEMPERATURE
VS. AVERAGE ON-STATE CURRENT
(SINGLE-PHASE FULL WAVEFORM)
AVERAGE ON-STATE CURRENT, IT(avg), (AMPERES)
AMBIENT TEMPERATURE, Ta, (°C)
0 0.1 0.2 0.3 0.4 0.5
180°
RESISTIVE LOADS
NATURAL CONVECTION
120°90°
60°
u = 30°
u
360°
u
0
0.1
0.2
0.3
0.4
0.5
MAXIMUM
ON-STATE POWER DISSIPATION
(SINGLE-PHASE FULL WAVEFORM)
AVERAGE ON-STATE CURRENT, IT(avg), (AMPERES)
MAXIMUM POWER DISSIPATION, (WATTS)
0
60°90°120°
180°
RESISTIVE LOADS
0.1 0.2 0.3 0.4 0.5
u = 30°
u
360°
u
0
20
40
60
80
100
120
140
160
MAXIMUM
ALLOWABLE AMBIENT TEMPERATURE
(RECTANGULAR WAVEFORM)
AVERAGE ON-STATE CURRENT, IT(avg), (AMPERES)
MAXIMUM ALLOWABLE AMBIENT TEMPERATURE, Ta, (°C)
0 0.1 0.2 0.3 0.4 0.5
u
360°
RESISTIVE,
INDUCTIVE LOADS
NATURAL CONVECTION
120°
60°180°
270°
90°
DC
u = 30°
Powerex, Inc., 200 Hillis Street,Youngwood, Pennsylvania 15697-1800 (412) 925-7272
CR03AM
Lead-Mount, Phase Control SCR
0.3 Amperes/400-600 Volts
0
0.1
0.2
0.3
0.4
0.5
u
360°
MAXIMUM
ON-STATE POWER DISSIPATION
(RECTANGULAR WAVEFORM)
AVERAGE ON-STATE CURRENT, IT(avg), (AMPERES)
MAXIMUM POWER DISSIPATION, (WATTS)
0
60°90°
120°
180°
270°
DC
RESISTIVE, INDUCTIVE LOADS
0.1 0.2 0.3 0.4 0.5
u = 30°
GATE TRIGGER CURRENT
VS. JUNCTION TEMPERATURE
(TYPICAL)
JUNCTION TEMPERATURE, Tj, (°C)
GATE TRIGGER CURRENT, (t°C)
GATE TRIGGER CURRENT, (25°C) x 100%
-40 0 40 80 120-20 20 60 100
101
100
102
103
GATE TRIGGER VOLTAGE
VS. JUNCTION TEMPERATURE
(TYPICAL)
JUNCTION TEMPERATURE, Tj, (°C)
GATE TRIGGER VOLTAGE, (t°C)
GATE TRIGGER VOLTAGE, (25°C) x 100%
-40 0 40 80 120-20 20 60 100
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
TYPICAL EXAMPLE
DISTRIBUTION
0
20
40
60
80
100
120
140
160
HOLDING CURRENT VS.
GATE-TO-CATHODE RESISTANCE
(TYPICAL)
GATE-TO-CATHODE RESISTANCE, RGK , (kV)
10-1 100101102
HOLDING CURRENT, (RGK = rkV)
HOLDING CURRENT, (RGK = 1kV) x 100%
Tj = 110°C
BREAKOVER VOLTAGE VS.
JUNCTION TEMPERATURE
(TYPICAL)
JUNCTION TEMPERATURE, Tj, (°C)
0
20
40
60
80
100
120
140
160
BREAKOVER VOLTAGE, (t°C)
BREAKOVER VOLTAGE, (25°C) x 100%
-40 0 40 80 120-20 20 60 100
RGK = 1kV
-40 0 40 80 120-20 20 60 100
REPETITIVE PEAK REVERSE VOLTAGE VS.
JUNCTION TEMPERATURE
(TYPICAL)
JUNCTION TEMPERATURE, Tj, (°C)
0
20
40
60
80
100
120
140
160
REPETITIVE PEAK REVERSE VOLTAGE, (t°C)
REPETITIVE PEAK REVERSE VOLTAGE, (25°C) x 100%
RGK = 1kV
Tj = 25°C
P-10
