RD5 Ver la hoja de datos (PDF) - Power Integrations, Inc

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RD5

TOPSwitch-II® Reference Design Board 85 to 265 VAC Input, 20W (30W Peak) Output

Power Integrations, Inc 

RD5

1

67 T

#30 AWG

2

3

8T

2x #30 AWG

4

PIN

FUNCTION

7, 8

1 HIGH-VOLTAGE DC BUS

8T

2x #24 AWG

2 TOPSwitch DRAIN

3 PRIMARY-SIDE COMMON

Triple-insulated

4

VBIAS

5, 6

5, 6 RETURN

7, 8 OUTPUT

CORE# - PC40 EI25-Z (TDK)

GAP FOR AL OF 145 nH/T2

BOBBIN# - BE-25-118CP (TDK)

8

5

1

4

ELECTRICAL SPECIFICATIONS

Electrical Strength

60 Hz, 1 minute,

from pins 1-4 to pins 5-8

Creepage

Between pins 1-4 and pins 5-8

Primary Inductance

Between Pins 1-2 (All other windings open)

Resonant Frequency

Between Pins 1-2 (All other windings open)

Primary Leakage Inductance

Between Pins 1-2 (Pins 5-8 shorted)

NOTE: All inductance measurements should be made at 100 kHz

Figure 19. Electrical specification of transformer TRD5

3000 VAC

6.0 mm (min)

650 µH, ±10%

700 KHz (min)

35 µH (max)

PI-2054-050798

39 A

7/97

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