SMDB3 STMicroelectronics, SMDB3 Datasheet - Page 3

• Manufacturer Part Number: SMDB3
• Description: DIAC 32V 1A SOT-23
• Manufacturer: STMicroelectronics

Specifications of SMDB3

• Current - Peak Output: 1A
• Voltage - Breakover: 28 ~ 36V
• Current - Breakover: 10µA
• Package / Case: SOT-23-3
• Breakover Voltage Vbo: 45 V
• Mounting Style: SMD/SMT
• Breakover Current Ibo Min: 50 uA
• Off-state Leakage Current @ Vdrm Idrm: 0.01 mA
• Rated Repetitive Off-state Voltage Vdrm: 36 V
• Operating Temperature Range: -40°C To +125°C
• Thyristor Case: SOT-23
• No. Of Pins: 3
• Breakover Voltage Min: 28V
• Dc Breakover Voltage: 32V
• Forward Current If: 1A
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Vbo: 32V and 40V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Hold (ih) (max): -
• Lead Free Status / Rohs Status: Details
• Other names: 497-3148-2

OTHER INFORMATION
Diagram 1: Voltage - current characteristic curve.
- V
SMDB3
DB3
DB4
Part Number
10mA
I BO
DB3
DB3 (Blue Body Coat)
DB4 (Blue Body Coat)
I B
+ I F
- I F
V F
0,5 V BO
Marking
V
V BO
+ V
Weight
0.01 g
0.15 g
0.15 g
Diagram 2: Test circuit.
Diagram 3: Rise time measurement.
220 V
50 Hz
10 %
10 k
90 %
C=0.1µF
Base Quantity
500 k
t r
3000
5000
5000
D.U.T
l
p
Vo
Rs=0
R=20
DB3 DB4 SMDB3
Packing Mode
Tape & Reel
Tape & Reel
Tape & Reel
I
P
T410
3/5