Product # PQ60012QPA60 Phone 1-888-567-9596 www.synqor.com Doc.# 005-2QP621F Rev. C 3/23/07 Page 3
T
Technical S
echnical S pecification
pecification
Input:
Input:
Output:
Output:
Current:
Current:
P
Package:
ackage:
36-75 V
36-75 V
1.2 V
1.2 V
60 A
60 A
Quarter-brick
Quarter-brick
Parameter
Min. Typ. Max. Units Notes & Conditions
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Non-Operating 100 V Continuous
Operating 80 V Continuous
Operating Transient Protection
100 V
100
ms transient, square wave
Isolation Voltage (input to output) 2000 V Basic insulation, Pollution Degree 2
Operating Temperature -40 100
°C
Storage Temperature -55 125
°C
Voltage at ON/OFF input pin -2 18 V
INPUT CHARACTERISTICS
Operating Input Voltage Range 36 48 75 V
Input Under-Voltage Lockout
Turn-On Voltage Threshold 32 33 34 V
Turn-Off Voltage Threshold 28.5 29.5 30.5 V
Lockout Voltage Hysteresis 2.5 3.5 4.5 V
Maximum Input Current 3.0 A 100% Load, 36 Vin
No-Load Input Current 50 100 mA
Disabled Input Current 2 4 mA
Inrush Current Transient Rating 0.03 A2s
Response to Input Transient 200 mV 1000V/ms input transient
Input Reflected Ripple Current 50 mA P-P thru 10
µH inductor; Figures 13 & 15
Input Terminal Ripple Current 85 mA RMS
; Figures 13 & 14
Recommended Input Fuse 20 A Fast blow external fuse recommended
Input Filter Component Values (C\L) 4.4\2.0
µF\µH Internal values; see Figure F
Recommended External Input Capacitance 47
µF Typical ESR 0.1-0.2
W
; see Figure 13
OUTPUT CHARACTERISTICS
Output Voltage Set Point 1.180 1.200 1.220 V
Output Voltage Regulation
Over Line +0.2 \ 2 +0.3 \ 4 %\mV
Over Load +0.2 \ 2 +0.3 \ 4 %\mV
Over Temperature +5+16 mV
Total Output Voltage Range 1.160 1.240 VOver sample, line, load, temperature & life
Output Voltage Ripple and Noise1500MHz bandwidth; see Figures
13
& 16
Peak-to-Peak 72 120 mV Full Load; see Figures
13
& 16
RMS 15 25 mV Full Load; see Figures
13
& 16
Operating Output Current Range 060 ASubject to thermal derating; Figures 5 - 8
Output DC Current-Limit Inception 63 70 77 AOutput Voltage 10% Low
Output DC Current-Limit Shutdown Voltage 0.8 V
Back-Drive Current Limit while Enabled 0.15 2 5.0 A Negative current drawn from output
Back-Drive Current Limit while Disabled 0 10 50 mA Negative current drawn from output
Maximum Output Capacitance 30,000
µF
1.2Vout at 60A Resistive Load
DYNAMIC CHARACTERISTICS
Input Voltage Ripple Rejection 90 dB 120 Hz; Figure 20
Output Voltage during Load Current Transient
For a Step Change in Output Current (0.1A/µs) 80 mV 50% to 75% to 50% Iout max; Figure 11
For a Step Change in Output Current (5A/µs) 80 mV 50% to 75% to 50% Iout max; Figure 12
Settling Time 400 µs To within 1% Vout nom
Turn-On Transient
Turn-On Time 15 20 ms Full load, Vout=90% nom.; Figures 9 & 10
Start-Up Inhibit Time 180 200 240 ms
-40°C to +125°C; Figure G
Output Voltage Overshoot 0 % 10,000 µF load capacitance, Iout = 0A
EFFICIENCY
100% Load 82 84 % Figures 1 - 4
50% Load 85 87 % Figures 1 - 4
TEMPERATURE LIMITS FOR POWER DERATING CURVES
Semiconductor Junction Temperature 125 °C Package rated to 150°C
Board Temperature 125 °C UL rated max operating temp 130°C
Transformer Temperature 125 °C See
Figures 5 - 8
for derating curves
ISOLATION CHARACTERISTICS
Isolation Voltage (dielectric strength) 2000 V
Isolation Resistance 30 M
W
Isolation Capacitance
2
470 pF
PQ60012QPA60 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.
Note 1: For applications requiring reduced output voltage ripple and noise, consult SynQor applications support (e-mail: support@synqor.com)
Note 2: Higher values of isolation capacitance can be added external to the module.