Technical
Specification
IQ18-HPC Family
IQ18 Family Figures (all output voltages)
120
Nominal Vout
Typical Current Limit Inception Point
100
Output Voltage (%)
80
Typical Output Voltage at Shutdown
60
40
Vin min
20
Vin nom
Vin max
0
5.00
0
10
20
30
40
50
60
70
80
90 100 110 120 130 140 150
Load Current (% )
Common Figure 1:
Typical startup waveform. Input voltage pre-applied,
ON/OFF Pin on Ch 2.
Common Figure 2:
Output voltage vs. load current showing typical
current limit curves and converter shutdown points.
100,000.0
100,000.0
Trim Resistance (kOhms)
10,000.0
Trim Resistance (kOhms)
1.8 V
3.3 V
5V
12 V
15 V
10,000.0
24 V
28 V
40 V
48 V
1,000.0
1,000.0
100.0
10.0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
100.0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Increase in Vout (%)
Increase in Vout (%)
Common Figure 3:
Trim graph for trim-up 1.8 to 12 V outputs.
10,000.0
Common Figure 4:
Trim graph for trim-up 15 to 48 V outputs.
All voltages
Trim Resistance (kOhms)
1,000.0
100.0
10.0
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
Decrease in Vout (%)
Common Figure 5:
Trim graph for trim down.
Product # IQ18xxxHPCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-005029 Rev. B
04/13/09
Page 5
SYNQOR [ SYNQOR WORLDWIDE HEADQUARTERS ]
