PQ60033EGX20 Datasheet, PDF (3/13 Pages) SynQor Worldwide Headquarters – Fixed frequency switching provides predictable EMI performance

Technical Specification
Input: 35-75 V
Output: 3.3 V
Current: 20 A
Package: Eighth-brick
PQ60033EGx20 ELECTRICAL CHARACTERISTICS
TA=25°C, airflow rate=300 LFM, Vin=48Vdc unless otherwise noted; full operating temperature range is -40°C to +100°C ambient
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
-40
Storage Temperature
-55
Voltage at ON/OFF input pin
-2
100
80
100
2000
100
125
18
V Continuous
V Continuous
V 100ms transient, square wave
V Basic insulation, Pollution Degree 2
°C
°C
V
INPUT CHARACTERISTICS
Operating Input Voltage Range
35
48
75
Input Under-Voltage Lockout
Turn-On Voltage Threshold
32
33
34
Turn-Off Voltage Threshold
28.5
29.5
30.5
Lockout Voltage Hysteresis
2.5
3.5
4.5
Maximum Input Current
2.6
No-Load Input Current
40
60
Disabled Input Current
1.6
4
Inrush Current Transient Rating
0.01
Response to Input Transient
250
Input Reflected Ripple Current
3
Input Terminal Ripple Current
90
Recommended Input Fuse
20
Input Filter Component Values (L\C)
3.3\2.2
Recommended External Input Capacitance
47
V
V
V
V
A
mA
mA
A²s
mV
mA
mA
A
µH\µF
µF
100% Load, 35 Vin
1000V/ms input transient
RMS thru 10µH inductor; Figures 13 & 15
RMS; Figures 13 & 14
Fast blow external fuse recommended
Internal values; Figure E
Typical ESR 0.1-0.2W; Figure 13
OUTPUT CHARACTERISTICS
Output Voltage Set Point
3.267
3.300
3.333
V
Output Voltage Regulation
Over Line
+0.05 _{\ 2} +0.15 _{\ 5 %\mV}
Over Load
+0.05 _{\ 2} +0.15 _{\ 5 %\mV}
Over Temperature
+17
+50
mV
Total Output Voltage Range
3.207
3.393
V Over sample, line, load, temperature & life
Output Voltage Ripple and Noise¹ 20MHz bandwidth; Figures 13 & 16
Peak-to-Peak
70
130
mV Full Load; Figures 13 & 16
RMS
15
25
mV Full Load; Figures 13 & 16
Operating Output Current Range
0
20
A Subject to thermal derating; Figures 5 - 8
Output DC Current-Limit Inception
21
22.5
25
A Output Voltage 10% Low; Figure 17
Output DC Current-Limit Shutdown Voltage
2.0
V
Back-Drive Current Limit while Enabled
0.5
A Negative current drawn from output
Back-Drive Current Limit while Disabled
10
50
mA
“
Maximum Output Capacitance
10,000
µF 3.3Vout at 20A Resistive Load
DYNAMIC CHARACTERISTICS
Input Voltage Ripple Rejection
65
dB
Output Voltage during Load Current Transient
For a Step Change in Output Current (0.1A/µs)
90
mV
For a Step Change in Output Current (5A/µs)
100
mV
Settling Time
400
µs
Turn-On Transient
Turn-On Time
9
13
ms
Start-Up Inhibit Time
180
200
240
ms
Output Voltage Overshoot
0
%
120 Hz; Figure 20
50% to 75% to 50% Iout max; Figure 11
50% to 75% to 50% Iout max; Figure 12
to within 1% Vout nom
Full load, Vout=90% nom.; Figures 9 & 10
-40°C to +125°C; Figure F
10,000 µF load capacitance, Iout = 0A
EFFICIENCY
100% Load
50% Load
87.5
89
% Figures 1 - 4
% Figures 1 - 4
TEMPERATURE LIMITS FOR POWER DERATING CURVES
Semiconductor Junction Temperature
Board Temperature
Transformer Temperature
125
°C Package rated to 150°C
125
°C UL rated max operating temp 130°C
125
°C See Figures 5 - 8 for derating curves
ISOLATION CHARACTERISTICS
Isolation Voltage (dielectric strength)
2000
V
Isolation Resistance
30
MW
Isolation Capacitance²
470
pF
Note 1: For applications requiring reduced output voltage ripple and noise, consult SynQor applications support (e-mail: [e-mail])
Note 2: Higher values of isolation capacitance can be added external to the module.
Product # PQ60033EGx20
Phone [phone]
www.synqor.com
Doc.# 005-0005349 Rev. A
09/23/09
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