IQ90-HPC Datasheet, PDF (12/28 Pages) SynQor Worldwide Headquarters – Half-brick DC-DC Converter

Technical Specification
Input: 34 - 160 V
Output: 12 V
Current: 19 A
Part No.: IQ90120HPC19
IQ90120HPC19 Electrical Characteristics (12 Vout)
Ta = 25 °C, airflow rate = 300 LFM, Vin = 90 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
9.8
A Vin min; trim up; in current limit
No-Load Input Current
50
60
mA
Disabled Input Current
3
5
mA
Response to Input Transient
0.5
V 1000 V/ms, see Figure 6
Input Terminal Ripple Current
320
mA RMS
Recommended Input Fuse
10
A Fast acting external fuse recommended
OUTPUT CHARACTERISTICS
Output Voltage Set Point
11.88
12
12.12
V
Output Voltage Regulation
Over Line
±0.1
±0.3
%
Over Load
±0.1
±0.3
%
Over Temperature
-180
180
mV
Total Output Voltage Range
11.700
12.300
V Over sample, line, load, temperature & life
Output Voltage Ripple and Noise
20 MHz bandwidth; see Note 1
Peak-to-Peak
0
100
200
mV Full load
RMS
17
30
mV Full load
Operating Output Current Range
Output DC Current-Limit Inception
0
19
A Subject to thermal derating
20.9
22.8
24.7
A Output voltage 10% Low
Output DC Current-Limit Shutdown Voltage
6
V
Back-Drive Current Limit while Enabled
0.5
A Negative current drawn from output
Back-Drive Current Limit while Disabled
1
mA Negative current drawn from output
Maximum Output Capacitance
1,500
µF Vout nominal at full load (resistive load)
Output Voltage during Load Current Transient
Step Change in Output Current (0.1 A/µs)
320
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; see Note 2
Output Voltage Remote Sense Range
10
% Across Pins 8&4
Output Over-Voltage Protection
14.0
14.6
15.3
V Over full temp range
EFFICIENCY
100% Load
90
% 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 15 µF low-ESR tantalum capacitors.For applications requiring reduced output voltage ripple and
noise, consult SynQor applications support (e-mail: [e-mail])
Note 2: Trim-up range is limited below 10% at low line and full load.
Product # IQ90xxxHPCxx
Phone [phone]
www.synqor.com
Doc.# 005-0005060 Rev. B
01/29/09
Page 12