B78304B Datasheet, PDF (3/4 Pages) EPCOS – DC/DC converters

Inductors
DC/DC converters
B78304B*A003
E 6.3
Technical data
L₁
mH
0.1 ±55%
1.0 ±55%
10.0 ±55%
4.3 ±55%
N₁ : N₂ : N₃
1:1:1
1:1:1
1:1:1
1: 0.21:0.21
L_S ¹⁾
μH
0.3
1.0
4.0
20.0
R_DC ²⁾
Ω
< 0.2
< 0.9
< 6.0
< 6.0
C_K ³⁾
pF
15
30
80
—
B_3dB
MHz
0.05 … 60
0.03 … 23
0.01 … 1.6
—
f_r ⁴⁾
MHz
≈ 9.0
≈ 4.0
≈ 0.2
> 0.6
V_P ⁵⁾ Ordering code
VAC
500 B78304B1030A003
500 B78304B1031A003
500 B78304B1032A003
500 B78304B1016A003
Attenuation versus frequency
1) Measured on 1–6, all other windings short-circuited
2) Measured on 1–6
3) Capacitance winding : winding, measured 1–2
4) Resonance frequency of primary winding (1–6)
5) Voltage strength winding : winding (50 Hz, 1 s)
Please read Cautions and warnings
at the end of this document.
3 11/05