TNY278PG Power Integrations, TNY278PG Datasheet - Page 18

• Manufacturer Part Number: TNY278PG
• Description: IC OFFLINE SWIT OVP OTP HV 8DIP
• Manufacturer: Power Integrations
• Series: TinySwitch®-IIIr

Specifications of TNY278PG

• Output Isolation: Isolated
• Frequency Range: 124 ~ 140kHz
• Voltage - Output: 700V
• Power (watts): 28W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 8-DIP (0.300", 7.62mm), 7 Leads
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1318-5

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
www.powerint.com
PI-4079-080905
PI-2364-012699