TNY278GN Power Integrations, TNY278GN Datasheet - Page 18

IC OFFLINE SWIT OVP OTP HV 8SMD

TNY278GN

Manufacturer Part Number
TNY278GN
Description
IC OFFLINE SWIT OVP OTP HV 8SMD
Manufacturer
Power Integrations
Series
TinySwitch®-IIIr
Datasheet

Specifications of TNY278GN

Output Isolation
Isolated
Frequency Range
124 ~ 140kHz
Voltage - Output
700V
Power (watts)
28W
Operating Temperature
-40°C ~ 150°C
Package / Case
8-SMD Gull Wing, 7 Leads
Output Voltage
12 V
Input / Supply Voltage (max)
265 VAC
Input / Supply Voltage (min)
85 VAC
Duty Cycle (max)
65 %
Switching Frequency
132 KHz
Supply Current
445 uA
Operating Temperature Range
- 40 C to + 150 C
Mounting Style
SMD/SMT
No. Of Outputs
1
Voltage Regulator Case Style
SMD
No. Of Pins
8
Base Number
278
Controller Type
PWM
Frequency
132kHz
Rohs Compliant
Yes
For Use With
596-1194 - KIT DESIGN REF TINYSWITCH-III
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Company
Part Number
Manufacturer
Quantity
Price
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TNY278GN
Manufacturer:
POWER
Quantity:
15 000
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Part Number:
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Manufacturer:
POWER
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Part Number:
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Manufacturer:
POWER
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Part Number:
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Part Number:
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Part Number:
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Part Number:
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Manufacturer:
PowerInt
Quantity:
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Rev. I 01/09
Figure 16. General Test Circuit.
Figure 17. Duty Cycle Measurement.
18
TNY274-280
NOTE: This test circuit is not applicable for current limit or output characteristic measurements.
S
S
S
S
EN/UV
BP/M
D
Figure 19. Current Limit Envelope.
0.8
0.1 μF
2 MΩ
150 V
Figure 18. Output Enable Timing.
S1
(internal signal)
DC
EN/UV
470 Ω
V
5 W
DRAIN
t
P
MAX
=
f
OSC
1
10 V
470 Ω
S2
t P
t EN/UV
50 V
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