TDK iQM Series Data Sheet: SuperetaTM iQM Series Single Output Quarter Brick , Electrical Characteristics (continued): iQM48070A015V-000 through -009: 1.5 V, 70A Output

Data Sheet: SuperetaTM 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: 1.5 V, 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
5225.1
)5100(5.111.5
[
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
0102030405060708090
Output Current (A)
Out
p
ut Volta
g
e
(
V
)
Vin = 36V Vin = 48V Vin = 75V
1.503
1.5035
1.504
1.5045
1.505
510152025303540455055606570
Output Current (A)
Out
p
ut Volta
g
e
(
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)
Out
p
ut Volta
g
e
(
V
)
Io_min = 7A Io_mid = 35A Io_max = 70.7A