IQ12-HPX Просмотр технического описания (PDF) - SynQor Worldwide Headquarters
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IQ12-HPX Datasheet PDF : 28 Pages
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Technical Specification
Input: 9-22 V
Output: 3.3 V
Current: 50 A
Part No.: IQ12033HPx50
IQ12033HPC50 ELECTRICAL CHARACTERISTICS (3.3 Vout)
Ta = 25 °C, airflow rate = 300 LFM, Vin = 12 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
INPUT CHARACTERISTICS
Min. Typ. Max. Units Notes & Conditions
Maximum Input Current
28.0
A Vin min; trim up; in current limit
No-Load Input Current
340
430
mA
Disabled Input Current
2
3
mA
Response to Input Transient
0.12
V 500 V/ms; see Figure 6
Input Terminal Ripple Current
440
mA RMS
Recommended Input Fuse
TBD
A Fast acting external fuse recommended
OUTPUT CHARACTERISTICS
Output Voltage Set Point
3.267
3.3
3.333
V
Output Voltage Regulation
Over Line
±0.1
±0.3
%
Over Load
±0.1
±0.3
%
Over Temperature
-50
50
mV
Total Output Voltage Range
3.218
3.383
V Over sample, line, load, temperature & life
Output Voltage Ripple and Noise
Peak-to-Peak
RMS
20 MHz bandwidth; see Note 1
0
175
350
mV Full load
27
50
mV Full load
Operating Output Current Range
Output DC Current-Limit Inception
Output DC Current-Limit Shutdown Voltage
0
50
A Subject to thermal derating
55.0
60.0
65.0
A Output voltage 10% Low
1.8
V
Back-Drive Current Limit while Enabled
1.45
A Negative current drawn from output
Back-Drive Current Limit while Disabled
0.1
mA Negative current drawn from output
Maximum Output Capacitance
10,000
µF Vout nominal at full load (resistive load)
Output Voltage during Load Current Transient
Step Change in Output Current (0.1 A/µs)
100
mV 50% to 75% to 50% Iout max
Settling Time
200
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
Output Over-Voltage Protection
EFFICIENCY
10
% Across Pins 8&4
3.9
4.0
4.2
V Over full temp range
100% Load
87
% See Figure 1 for efficiency curve
50% Load
89
% See Figure 1 for efficiency curve
Note 1: Output is terminated with 1 µF ceramic and 15 µF low-ESR tantalum capacitors. For applications requiring reduced output voltage ripple and
noise, consult SynQor applications support (e-mail: support@synqor.com)
Product # IQ12xxxHPXxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ12HPX Rev. B
04/10/09
Page 8
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