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TDA8385 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Control circuit for a Self-Oscillating Power Supply SOPS - NXP

भाग संख्या TDA8385
समारोह Control circuit for a Self-Oscillating Power Supply SOPS
मैन्युफैक्चरर्स NXP 
लोगो NXP लोगो 
पूर्व दर्शन
1 Page
		
<?=TDA8385?> डेटा पत्रक पीडीएफ

TDA8385 pdf
Philips Semiconductors
Control circuit for a Self-Oscillating
Power Supply (SOPS)
Preliminary specification
TDA8385
BLOCK DIAGRAMS
handbook, full pagewidth
current reference
setting
feed forward
input
regulation indicator
output
differential amplifier
output
VP GND
16 14
3 I ref
REFERENCE
BLOCK
2
I ref
13 Vfo
Vref
latch
STABILIZED
SUPPLY
1
VP (min)
DETECTOR
reset
28
Vstab
SUPPLY REFERENCES
(28, 27, 23)
I
1 RIO
11 V diff
29
REGULATION
INDICATOR
V ts
X
7
Vmv
DIFFERENTIAL AMPLIFIER
Vref
(2.5 V)
V diff
3
V ts
feedback voltage
input
9 Vfb
transistor-on
setting input
4 Ton(min)
slow start voltage
input
7 Vss
50 µA
CLAMP
V TCG
TCG
2.5 V
4
MINIMUM
VOLTAGE
CLAMP 6
CONTROL PART III
5
Vss + Ton (min)
50 µA
charge
19
reset (28)
quick
discharge
27
SLOW START
VII
MCD417
Fig.1 Block diagram; part A (continued in Fig.2; part B).
March 1994
3

विन्यास 21 पेज
डाउनलोड[ TDA8385 Datasheet.PDF ]


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