PQ60280HZX22 Datasheet, PDF (4/16 Pages) SynQor Worldwide Headquarters – High efficiency, 94% at full rated load current

Technical Specifications
Input: 35-75V
Output: 28V
Current: 21.5A
Package: Half-brick
PQ60280HZx22 Electrical Characteristics
Ta = 25 °C, airflow rate = 300 LFM, Vin = 48V 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
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Non-Operating
Operating
Operating Transient Protection
Isolation Voltage
Input to Output
Operating Temperature
Storage Temperature
Voltage at ON/OFF input pin
INPUT CHARACTERISTICS
Operating Input Voltage Range
Input Under-Voltage Lockout
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Voltage Hysteresis
Maximum Input Current
No-Load Input Current
Disabled Input Current (Option N)
Disabled Input Current (Option P)
Response to Input Transient
Input Reflected Ripple Current
Input Terminal Ripple Current
Recommended Input Fuse
Recommended External Input Capacitance
Input Filter Component Values (L\C)
OUTPUT CHARACTERISTICS
Output Voltage Set Point
Output Voltage Regulation
Over Line
Over Load
Over Temperature
Total Output Voltage Range
Output Voltage Ripple and Noise
Peak-to-Peak
RMS
Operating Output Current Range
Output DC Current-Limit Inception
Output DC Current-Limit Shutdown Voltage
Back-Drive Current Limit while Enabled
Back-Drive Current Limit while Disabled
Maximum Output Capacitance Electrolytic
EFFICIENCY
100% Load
50% Load
-1
-40
-45
-2
35
32.0
30.0
1.5
20
27.16
-420
27.30
0
23.0
0
48
33.0
31.0
2.0
180
5
30
4
30
250
220
0.75\11
28.00
±0.25
±0.25
170
45
25.0
11.2
7
3
94
95
100
V Continuous
80
V Continuous
100
V 1 s transient, square wave
2250
V
100
°C
125
°C
18
V
75
V
34.0
V
32.0
V
2.5
V
21
A 100% Load, 35V Vin, trimmed up 10%
230
mA
8
mA
40
mA
V 0.50V/μs input transient, full load, 100μF load cap
mA RMS thru 4.7μH inductor
mA RMS
40
A Fast acting external fuse recommended
µF Typical ESR 0.1-0.2Ω; Figure 13
µH\µF Internal values
28.84
V
420
28.70
340
90
21.5
27.5
4
5
% See note 1
% See note 1
mV
V Over sample, line, load, temperature & life
20MHz bandwidth; see Note 2
mV Full load
mV Full load
A Subject to thermal derating
A Output Voltage 10% Low
V See note 3
A Negative current drawn from output
mA Negative current drawn from output
mF Nominal Vout at full load (resistive load)
% Figures 1 - 2
% Figures 1 - 2
Product # PQ60280HZx22
Phone [phone]
www.synqor.com
Doc.# 005-0005788 Rev. D
12/26/13
Page 4