TNY278GN-TL Power Integrations, TNY278GN-TL Datasheet - Page 18

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

Specifications of TNY278GN-TL

• 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
• For Use With: 596-1194 - KIT DESIGN REF TINYSWITCH-III
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1113-2; TNY278GN-TL

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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