ITA18B1 STMicroelectronics, ITA18B1 Datasheet - Page 4

• Manufacturer Part Number: ITA18B1
• Description: TRANSIL ARRAY BIDIR DATA 8-SOIC
• Manufacturer: STMicroelectronics
• Series: TRANSIL™r

Specifications of ITA18B1

• Voltage - Reverse Standoff (typ): 15V
• Voltage - Breakdown: 18V
• Power (watts): 300W
• Polarization: 5 Channel Array - Bidirectional
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Polarity: Bidirectional
• Clamping Voltage: 25 V
• Operating Voltage: 15 V
• Breakdown Voltage: 18 V
• Termination Style: SMD/SMT
• Peak Surge Current: 40 A
• Peak Pulse Power Dissipation: 300 W
• Capacitance: 350 pF
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 3.9 mm W x 4.9 mm L x 1.75 mm H
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Application information
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3
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Application information
This monolithic Transil Array is based on 6 unidirectional Transils with a common cathode
and can be configurated to offer up to 5 bidirectional functions. This imposes a maximum
differential voltage between 2 input pins (see
Table 3.
Figure 8.
Ordering information scheme
Figure 9.
Order code
ITA6V5B1
ITA10B1
ITA18B1
ITA25B1
Maximum differential voltages
RS-232 junction (typical application)
Ordering information scheme
Integrated Transil Array
Breakdown Voltage (min)
25 = 25 Volt
Type of lines protected
B = Bidirectional
Package
1 = SO-8
Packaging
RL = Tape & reel
Blank = Tube
Maximum differential voltage between two input pins at 25 °C
Table
ITA
3).
± 12.5 V
± 3.5 V
± 5.0 V
± 9.0 V
25
B
1
RL
TX
RX
RTS
CTS
GND
ITAxxB1