pq1cf2 ETC-unknow, pq1cf2 Datasheet - Page 6
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pq1cf2
Manufacturer Part Number
pq1cf2
Description
To-220 Type Chopper Regulator
Manufacturer
ETC-unknow
Datasheet
1.PQ1CF2.pdf
(12 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PQ1CF2
Manufacturer:
INFINEON
Quantity:
299
Part Number:
PQ1CF2
Manufacturer:
SHARP
Quantity:
20 000
Chopper Regulators
Fig. 2 ON/OFF Control and Soft Start
Fig. 3 Capacitor Cs Discharging Circuit
(2)Overcurrent protection
Fig. 4
When switching current exceeds overcurrent detecting level (I
in no time, and it maintains off-state of output Tr to next ON pulse. It means folding characteristics by pluse-by-pulse
method.
V
IN
Switching current
Output transistor
V
Capacitor Cs discharging circuit
IN
+
C
IN
1
+
PQ1CF2
ON
4
3
OFF
A
2
5
C
S
ON
T
fo (10 s)
1
r
ON/OFF control signal
Rs
1
Cs
OFF
5
L
PQ1CF2
), overcurrent protection function turns off the output Tr
D
4
3
Overcurrent detecting level (I
Rs<=50k
R
R
L
2
1
2
I
O
+
C
O
V
O
L
)
Load
PQ1CF2