53
12
4
1. Anode
2. Cathode
3. GND
4. V
O
5. V
CC
PIN CONNECTION
(Top View)
DESCRIPTION
The PS9122 is an optical coupled high-speed, active low type isolator containing a GaAlAs LED on the input side
and a photodiode and a signal processing circuit on the output side on one chip.
The PS9122 is a high-speed digital output type photocoupler designed specifically for low circuit current.
The PS9122 is in 5-pin plastic SOP (S
mall Outline Package) and is suitable for high density application.
FEATURES
• Supply Voltage
N rank: V
CC = 3.3 V
L rank: V
CC = 5 V
• Pulse width distortion (⏐t
PHL − tPLH⏐ = 200 ns MAX.)
• Small package (SO-5)
• High-speed (1 Mbps)
• High isolation voltage (BV = 3 750 Vr.m.s.)
• Open collector output
• Embossed tape product: PS9122-F3: 2 500 pcs/reel
• Pb-Free product
• Safety standards
• UL approved: File No. E72422
• DIN EN60747-5-2 (VDE0884 Part2) approved No.40008902 (option)
APPLICATIONS
• PoE (Power over Ethernet)
• Measurement equipment
• FA Network
TRUTH TABLE
LED
Output
ON
L
OFF
H
The mark shows major revised points.
The revised points can be easily searched by copying an "
" in the PDF file and specifying it in the "Find what:" field.
PHOTOCOUPLER
PS9122
1 Mbps OPEN COLLECTOR OUTPUT TYPE
5-PIN SOP (SO-5)
HIGH-SPEED PHOTOCOUPLER
−NEPOC Series−
Document No. PN10697EJ02V0DS (2nd edition)
Date Published March 2010 NS
