Technical Specification
Quarter
Brick
PQ60033QML15 ELECTRICAL CHARACTERISTICS
Parameter
ABSOLUTE MAXIMUM RATINGS
48Vin 3.3Vout 15A
T
A
=25°C, airflow rate=300 LFM, V
in
=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.
Min.
Typ.
Max.
100
80
100
2000
100
125
18
48
33
29.5
3.5
80
1.6
0.01
150
8
33
3.267
1.64\4.7
47
3.300
+0.1 \ 3
+0.1 \ 3
+17
50
10
18
1.6
0.6
10
82
140
160
400
180
4
200
0
86.5
87
125
125
125
2000
10
470
8
215
75
34
30.5
4.5
1.7
120
3
Units
V
V
V
V
°C
°C
V
V
V
V
V
A
mA
mA
A
2
s
mV
mA
A
µF\µH
µF
V
%\mV
%\mV
mV
V
mV
mV
A
A
V
A
mA
µF
dB
mV
mV
µs
ms
ms
%
%
%
°C
°C
°C
V
M
Ω
pF
Notes & Conditions
continuous
continuous
100ms transient
Basic level, Pollution Degree 2
Input Voltage
Non-Operating
Operating
Operating Transient Protection
Isolation Voltage (input to output)
Operating Temperature
Storage Temperature
Voltage at ON/OFF input pin
Operating Input Voltage Range
Input Under-Voltage Lockout
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Hysteresis Voltage
Maximum Input Current
No-Load Input Current
Disabled Input Current
Inrush Current Transient Rating
Response to Input Transient
Input Reflected-Ripple Current
Recommended Input Fuse
Input Filter Component Values (C\L)
Recommended External Input Capacitance
-40
-55
-2
35
32
28.5
2.5
INPUT CHARACTERISTICS
100% Load, 35 Vin
20
internal values, see Figure E
see Figure 13
1000V/ms input transient
P-P thru 10µH inductor; Figs. 13 & 15
fast blow external fuse recommended
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
Input Voltage Ripple Rejection
Output Voltage during Load Current Transient
Step Change in Output Current (0.1A/µs)
Step Change in Output Current (5A/µs)
Settling Time
Turn-On Transient
Turn-On Time
Start-Up Inhibit Time
Output Voltage Overshoot
100% Load
50% Load
Semiconductor Junction Temperature
Board Temperature
Transformer Temperature
Isolation Voltage
Isolation Resistance
Isolation Capacitance
3.333
+0.15 \ 5
+0.15 \ 5
+50
3.39
100
20
15
20
1.5
50
20,000
3.21
0
16
0.2
0
over sample, line, load, temperature & life
20MHz bandwidth; Fig. 13 & 16
Full Load, see Figures 13 & 16
Full Load, see Figures 13 & 16
Output Voltage 10% Low; Fig. 17
Max negative current drawn from output
Max negative current drawn from output
3.3Vout at 15A Resistive Load
120 Hz; Fig. 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.; Figs. 9 & 10
-40°C to +125°C; Figure F
10,000 µF load capacitance, Iout = 0A
Figures 1 - 4
Figures 1 - 4
Package rated to 150°C
UL rated max operating temp 130°C
See Figures 5 - 8 for derating curves
DYNAMIC CHARACTERISTICS
EFFICIENCY
TEMPERATURE LIMITS FOR POWER DERATING CURVES
ISOLATION CHARACTERISTICS
Product # PQ60033QML15
Phone 1-888-567-9596
Doc.# 005-2QM633E Rev. B
8/16/02
Page 3
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