IAA170P
Integrated Circuits
Description
IAA170P
350
Units
V
mA
Ω
The IAA170P multifunction switch combines 350V,
100mA, 50Ω relay(s) and optocoupler(s) into a single
package. Various combinations are available depending
on the part number. This switch provides an ideal way to
consolidate functionality into a single package.
Load Voltage
Load Current
Max RON
100
50
Features
• Three Functions in One Package
Approvals
• Small 16 Pin SOIC Package (PCMCIA Compatible)
• Bi-Directional Current Sensing
• Bi-Directional Current Switching
• Replaces up to Three or Four Components
• 3750VRMS Input/Output Isolation
• FCC Compatible
• Tape & Reel Versions Available
• UL Recognized: File Number E76270
• CSA Certified: File Number LR 43639-12
• VDE Compatible
• BSI Certified:
• BS EN 60950:1992 (BS7002:1992)
Certificate #:7969
• No EMI/RFI Generation
• Machine Insertable, Wave Solderable
• BS EN 41003:1993
Certificate #:7969
Applications
• Telecommunications
• Telecom Switching
• Tip/Ring Circuits
Ordering Information
• Modem Switching (Laptop, Notebook, Pocket Size)
• Hookswitch
• Dial Pulsing
Part #
IAA170P
IAA170PTR
Description
16 Pin SOIC (50/Tube)
16 Pin SOIC (1000/Reel)
• Ground Start
• Ringer Injection
• Instrumentation
• Multiplexers
Pin Configuration
• Data Acquisition
• Electronic Switching
• I/O Subsystems
• Meters (Watt-Hour, Water, Gas)
• Medical Equipment-Patient/Equipment Isolation
• Security
Switching Characteristics of
IAA170P Pinout
Normally Closed (Form B) Devices
1
16
(N/C)
10ms
2
3
4
15
14
13
(Form A)
(Form A)
CONTROL
90%
+
+
90%
• Aerospace
• Industrial Controls
10%
+
5
12
TON
TOFF
6
7
8
11
10
9
(N/C)
Switching Characteristics of
Normally Open (Form A) Devices
1. (N/C)
10ms
2. + LED - Form A Relay #1
3. – LED - Form A Relay #1
4. + LED - Form A Relay #2
5. – LED - Form A Relay #2
6. Emitter - Phototransistor
7. Collector - Phototransistor
8. (N/C)
9. LED - Phototransistor +/–
10. LED - Phototransistor –/+
11. Output - Form A Relay #2
CONTROL
+
90%
10%
+
10%+
TOFF
LOAD
TON
12. Common Source Relay #2
13. Output - Form A Relay #2
14. Output - Form A Relay #1
15. Common Source Relay #1
16. Output - Form A Relay #1
DS-IAA170P-R1
1
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