TNY264P_1 POWERINT [Power Integrations, Inc.], TNY264P_1 Datasheet - Page 16

• Manufacturer Part Number: TNY264P_1
• Description: 2.4W Cell Phone Charger
• Manufacturer: POWERINT [Power Integrations, Inc.]

DER-4
8 EMI Tests
The EMI tests are done at 110 Vac and 220 Vac inputs, Line (worst case) and 15 Ω (395
mA approx.) load. To obtain more margin in radiated EMI, use L3 = Long ferrite bead.
With L3 = 1 mH and R10 = 5.1 KΩ, radiated EMI will improve even more, and conducted
EMI will also improve.
Page 16 of 20
Figure 11 – EN55022 Class B, 110 Vac, Line (worst case), artificial hand connected to output return
Figure 12 – EN55022 Class B, 220 Vac, Line (worst case), artificial hand connected to output return
2.4W Cell Phone Charger
Tel: [phone] Fax: [phone]
Power Integrations
www.powerint.com
February 4, 2004