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IQ70-HPC Datasheet PDF : 28 Pages
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Technical Specification
Input: 34 - 135 V
Output: 24 V
Current: 10 A
Part No.: IQ70240HPC10
IQ70240HPC10 ELECTRICAL CHARACTERISTICS (24 Vout)
Ta = 25 °C, airflow rate = 300 LFM, Vin = 70 V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate
temperature with appropriate power derating. Specifications subject to change without notice.
Parameter
Min. Typ. Max. Units Notes & Conditions
INPUT CHARACTERISTICS
Maximum Input Current
10.5
A Vin min; trim-up ; in current limit (typ)
No-Load Input Current
45
60
mA
Disabled Input Current
2.5
4
mA
Response to Input Transient
1.3
V 500 V/ms, see Figure 6
Input Terminal Ripple Current
500
mA RMS
Recommended Input Fuse
15
A Fast acting external fuse recommended
OUTPUT CHARACTERISTICS
Output Voltage Set Point
23.76
24
24.24
V
Output Voltage Regulation
Over Line
±0.1
±0.3
%
Over Load
±0.1
±0.3
%
Over Temperature
-360
360
mV
Total Output Voltage Range
23.40
24.60
V Over sample, line, load, temperature & life
Output Voltage Ripple and Noise
20 MHz bandwidth; see Note 1
Peak-to-Peak
0
200
400
mV Full load
RMS
36
70
mV Full load
Operating Output Current Range
Output DC Current-Limit Inception
0
10
A Subject to thermal derating
11.0
12.0
13.0
A Output voltage 10% Low
Output DC Current-Limit Shutdown Voltage
15
V
Back-Drive Current Limit while Enabled
0.15
A Negative current drawn from output
Back-Drive Current Limit while Disabled
2.5
mA Negative current drawn from output
Maximum Output Capacitance
400
µF Vout nominal at full load (resistive load)
Output Voltage during Load Current Transient
Step Change in Output Current (0.1 A/µs)
1300
mV 50% to 75% to 50% Iout max
Settling Time
80
µs To within 1% Vout nom
Output Voltage Trim Range
-20
10
% Across Pins 8&4; Common Figures 3-5
Output Voltage Remote Sense Range
10
% Across Pins 8&4
Output Over-Voltage Protection
28.1
29.3
30.5
V Over full temp range
EFFICIENCY
100% Load
88
% See Figure 1 for efficiency curve
50% Load
92
% See Figure 1 for efficiency curve
Note 1: Output is terminated with 1 µF ceramic and capacitor. For applications requiring reduced output voltage ripple and noise, consult SynQor
applications support (e-mail: support@synqor.com)
Product # IQ70xxxHPCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-005061 Rev. B
12/10/08
Page 16
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