RD8
MARGIN WOUND TRANSFORMER
3
174 T
#34 AWG
4
9
14 T
#26 AWG
6
CORE# - PC40 EE16/24/5-Z (TDK)
GAP FOR AL OF 182 nH/T2
BOBBIN# - YC1605 (Ying Chin Co., Ltd.)
PIN
FUNCTION
3 HIGH-VOLTAGE DC BUS
4 TinySwitch DRAIN
6 RETURN
9 OUTPUT
10
5
1
4
ELECTRICAL SPECIFICATIONS
Electrical Strength
60 Hz, 1 minute,
from pins 1-4 to pins 5-10
Creepage
Between pins 1-4 and pins 5-10
Primary Inductance
All windings open
Resonant Frequency
All windings open
Primary Leakage Inductance
Pins 6 and 9 shorted
NOTE: All inductance measurements should be made at 40 kHz
3000 VAC
6.0 mm (min)
3400 µH ±10%
420 kHz (min)
120 µH (max)
Figure 20. Electrical specification of transformer TRD8-1.
PI-2222-082198
10 C
3/99