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TOP261YN-TL 数据表(PDF) 16 Page - Power Integrations, Inc.

部件名 TOP261YN-TL
功能描述  Enhanced EcoSmart, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range
PDF  50 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  POWERINT [Power Integrations, Inc.]
网页  http://www.powerint.com
标志 POWERINT - Power Integrations, Inc.

TOP261YN-TL 数据表(HTML) 16 Page - Power Integrations, Inc.

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Rev. M 12/21
16
TOP252-262
www.power.com
Typical Uses of VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pins
X
F
PI-4716-020508
DC
Input
Voltage
+
-
D
C S D
S
C
CONTROL
V
V X C S F
D
D
S C
D
C
X
V
S
S
S
S
S
TOP254-258Y
TOP252-258M
PI-4717-120307
DC
Input
Voltage
+
-
D
S
C
CONTROL
V
4 M
Ω
R
LS
VUV = IUV × RLS + VV (IV = IUV)
VOV = IOV × RLS + VV (IV = IOV)
For RLS = 4 MΩ
VUV = 102.8 VDC
VOV = 451 VDC
DCMAX@100 VDC = 76%
DCMAX@375 VDC = 41%
PI-4756-121007
DC
Input
Voltage
Sense Output Voltage
+
-
D
V
S
C
VUV = IUV × RLS + VV (IV = IUV)
VOV = IOV × RLS + VV (IV = IOV)
For RLS = 4 MΩ
VUV = 102.8 VDC
VOV = 451 VDC
DCMAX @ 100 VDC = 76%
DCMAX @ 375 VDC = 41%
CONTROL
RLS
4 M
Ω
10 k
Ω
Reset
QR
PI-4719-120307
DC
Input
Voltage
Sense Output Voltage
+
-
D
V
S
C
VUV = IUV × RLS + VV (IV = IUV)
VOV = IOV × RLS + VV (IV = IOV)
For RLS = 4 MΩ
VUV = 102.8 VDC
VOV = 451 VDC
DCMAX @ 100 VDC = 76%
DCMAX @ 375 VDC = 41%
CONTROL
RLS
4 M
Ω
R
OVP >3kΩ
VROVP
ROVP
Figure 16a. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL
CURRENT LIMIT Features Disabled. FREQUENCY Pin Tied to
SOURCE or CONTROL Pin) for TOP254-258 Y Packages.
Figure 17. Line-Sensing for Undervoltage, Overvoltage and Line Feed-Forward.
Figure 18. Line-Sensing for Undervoltage, Overvoltage, Line Feed-Forward and
Latched Output Overvoltage Protection.
Figure 19. Line-Sensing for Undervoltage, Overvoltage, Line Feed-Forward and
Hysteretic Output Overvoltage Protection.
Figure 16c. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL
CURRENT LIMIT Features Disabled. FREQUENCY Pin Tied to
SOURCE or CONTROL Pin) for TOP252-262 L and E Packages.
X
G
PI-4984-020708
DC
Input
Voltage
+
-
D
C S
D
S
C
CONTROL
V
TOP259-261Y
V X C S G
D
Figure 16b. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL
CURRENT LIMIT Features Disabled for TOP259-261 Y Packages.
X
F
DC
Input
Voltage
+
-
D
C S D
S
C
CONTROL
V
V X C
S
F
D
C S D
PI-4956-071708
eSIP E Package
V X C
S
F
D
eSIP L Package



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