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TOP260PG-TL データシートの表示(PDF) - Power Integrations, Inc
部品番号
コンポーネント説明
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TOP260PG-TL
AC/DC Converters Off-Line Switcher IC 26W/64W PK
Power Integrations, Inc
TOP260PG-TL Datasheet PDF : 50 Pages
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TOP252-262
CONTROL (C)
EXTERNAL
CURRENT
LIMIT (X)
VOLTAGE
MONITOR (V)
FREQUENCY
(F)
V
C
Z
C
SHUNT REGULATOR/
ERROR AMPLIFIER
5.8 V
I
FB
VI
(LIMIT)
CURRENT
LIMIT
ADJUST
ON/OFF
+
5.8 V
4.8 V
-
INTERNAL UV
COMPARATOR
V
BG
+ V
T
1V
STOP LOGIC
SOFT START
0
INTERNAL
1
SUPPLY
√
16
SHUTDOWN/
AUTO-RESTART
HYSTERETIC
THERMAL
SHUTDOWN
V
OVP OV/
UV
LINE
SENSE DC
MAX
STOP SOFT
START
DC
MAX
OSCILLATOR
WITH JITTER
66k/132k
F REDUCTION
D
MAX
CLOCK
K
PS(UPPER)
K
PS(LOWER)
F REDUCTION
SOFT START
I
FB
I
PS(UPPER)
I
PS(LOWER)
PWM
OFF
SQ
R
Figure 3c. Functional Block Diagram (TOP254-258 YN Package and all eSIP Packages).
CONTROL (C)
EXTERNAL
CURRENT
LIMIT (X)
VOLTAGE
MONITOR (V)
V
C
Z
C
SHUNT REGULATOR/
ERROR AMPLIFIER
5.8 V
I
FB
VI
(LIMIT)
CURRENT
LIMIT
ADJUST
ON/OFF
+
5.8 V
4.8 V
-
INTERNAL UV
COMPARATOR
V
BG
+ V
T
1V
STOP LOGIC
SOFT START
0
INTERNAL
1
SUPPLY
√
16
SHUTDOWN/
AUTO-RESTART
HYSTERETIC
THERMAL
SHUTDOWN
V
OVP OV/
UV
LINE
SENSE DC
MAX
DC
MAX
STOP SOFT
START
OSCILLATOR
WITH JITTER
D
MAX
CLOCK
F REDUCTION
K
PS(UPPER)
K
PS(LOWER)
F REDUCTION
SOFT START
I
FB
I
PS(UPPER)
I
PS(LOWER)
PWM
OFF
SQ
R
Figure 3d. Functional Block Diagram TOP259YN, TOP260YN, TOP261YN.
K
PS(UPPER)
K
PS(LOWER)
CURRENT LIMIT
COMPARATOR
SOURCE (S)
CONTROLLED
TURN-ON
GATE DRIVER
LEADING
EDGE
BLANKING
PI-4511-082907
K
PS(UPPER)
K
PS(LOWER)
CURRENT LIMIT
COMPARATOR
SOURCE (S)
CONTROLLED
TURN-ON
GATE DRIVER
LEADING
EDGE
BLANKING
PI-4974-122607
DRAIN (D)
SOURCE (S)
DRAIN (D)
SOURCE (S)
SIGNAL
GROUND (G)
www.powerint.com
5
Rev. H 06/13
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