PT8A2524 Datasheet, PDF (4/10 Pages) Pericom Semiconductor Corporation – Universal Timer Controller

|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
PT8A2524-26/34-36/44-46
Universal Timer Controller
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Operation illustration of entering into and exiting Quick test mode
Compare Table: Real timer and QTM timer
<100ms
Power on
>3s
First PB ON
sampling time
Application Circuit
Second PB ON
*12s for 2hrs
Quicktest mode
will be ignored
3s warm up
Normal mode
Real Timer
15m
30m
45m
60m
90m
120m
4h
8h
QTM Timer
2s
4s
6s
8s
10s
12s
14s
16s
TO94 Universal Timer to drive RELAY with one button
ACL
D2
R2
IN4007
D1
6.8K 1/2W*
27K 1/2W*
R1
IN4007 24K 1/2W*
100K 1/2W*
120V/240V
C1
22uF/16V*
R3
10K
U1
PT8A2524/5-PT8A2534/5
VCC
DISC
2
C2
104
RELAY ³
GND
Q1
2N5551
ACN
S1
RESETor ON/OFF
C3
10uF/100V
D3
IN4007
Q2
2N5551
LOAD
K1
*Note1: For 120VAC power supply system, R1 value is 24K, R2 value is 6.8K.
For 240VAC power supply system, R1 value is 100K, R2 value is 27K.
Note2: C1 value range is 22uF to 68uF.
ACL
D2
IN4007
R2
6.8K 1/2W*
27K 1/2W*
D1
R1
IN4007 24K1/2W*
100K 1/2W*
120V/240V
C1
22uF/16V *
ACN
TO94 Universal Timer to drive RELAY&BUZ with one button
VCC
U1
PT8A2524/5_34/5
VCC
DISC
2
C2
RELAY ³
104
GND
C3
10uF/100V
R3
1.8K
R4
8.2K
B1
20mm
D3
IN4148
LOAD
K1
Q1
2N5551
S1
RESET
or ON/OFF
Q2
2N5551
*Note1: For 120VAC power supply system, R1 value is 24K, R2 value is 6.8K.
For 240VAC power supply system, R1 value is 100K, R2 value is 27K.
Note2: C1 value range is 22uF to 68uF.
2013-12-0013
PT0266-5
01/03/14
4