TDK Supereta iQM Series, Техническое описание

Страница: 7 / 15

Data Sheet: Supereta
TM
iQM Series –Single Output Quarter Brick
©2004-2006 TDK Innoveta Inc.
iQM 1.5V/70A Datasheet 8/4/2006
℡ (877) 498-0099
7/15
Electrical Characteristics (continued):
iQM48070A015V-000 through -009: 1.5V, 70A Output
Output Current Limit Characteristics vs. Input Voltage at
Ta=25C. Typical Output Ripple at 48V Input and Full Load at
Ta=25C
Ch. 1: Vo
Typical Output Voltage vs. Load Current at Ta=25C. Typical Output Voltage vs. Input Voltage at Ta=25C.
%
Change
of Vout
Trim
Down
Resistor
(Ohm)
%
Change
of Vout Trim Up
Resistor
(Ohm)
-10 40.9K +5 19.0K
-20 15.3K +10 7.51K
e.g. trim up 5%
K
x
x
Rup
⋅ − −
+ ⋅
=
] 22 . 10
5
511
5 225 . 1
) 5 100 ( 5 . 1 11 . 5
[
Start-up with Back-biased Voltage (1.4V) and 3A Load.
Ch. 1: Vo Ch. 4: Io Calculated Resistor Values for Output Voltage Adjustment
0
0.5
1
1.5
2
0 10 20 30 40 50 60 70 80 90
Output Current (A)
Ou
tp
ut
V
ol
ta
ge
(V
)
Vin = 36V Vin = 48V Vin = 75V
1.503
1.5035
1.504
1.5045
1.505
5 10 15 20 25 30 35 40 45 50 55 60 65 70
Output Current (A)
Ou
tp
ut
V
ol
ta
ge
(V
)
Vin = 36V Vin = 48V Vin = 75V
1.503
1.5035
1.504
1.5045
1.505
1.5055
1.506
36 41 46 51 56 61 66 71 76
Input Voltage (V)
Ou
tp
ut
V
ol
ta
ge
(V
)
Io_min = 7A Io_mid = 35A Io_max = 70.7A