TDK Supereta iQM Series - Manual (Page 7)

Data Sheet: Supereta
TM
iQM Series –Single Output Quarter Brick
©2004-2006 TDK Innoveta Inc.
iQM 12V/17A Datasheet 8/4/2006 ℡ (877) 498-0099
7/15
Electrical Characteristics (continued): iQM48017A120V-000 through -009: 12V, 17A Output
Output Current Limit Characteristics vs. Input Voltage at
Ta=25C. Typical Output Ripple at 48V Input and Full Load.
Cext=680uF.
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 +5 938.8K
-20 15.3K +10 489.3K
e.g. trim up 5%
Rup
5.11 12 Ч 100 5 + ( ) ⋅
1.225 5 Ч
511
5
− 10.22 −




K ⋅ :=
Start-up with Back-biased Voltage and 5A Load.
Ch. 1: Vo Ch. 2: Io,1 Ch. 3: Io,2 Ch. 4: Vin Calculated Resistor Values for Output Voltage Adjustment
0
2
4
6
8
10
12
14
0 2 4 6 8 10 12 14 16 18 20
Output Current (A)
O
ut
put
V
ol
tag
e
(V
)
Vin = 36V Vin = 48V Vin = 75V
12.032
12.034
12.036
12.038
12.04
12.042
1 3 5 7 9 11 13 15 17
Output Current (A)
O
ut
pu
t V
ol
tage (
V
)
Vin = 36V Vin = 48V Vin = 75V
12.032
12.034
12.036
12.038
12.04
12.042
36 41 46 51 56 61 66 71 76
Input Voltage (V)
O
ut
put
V
ol
ta
ge (
V
)
Io_min = 1.7A Io_mid = 8.5A Io_max = 17.1A