參數(shù)資料
型號: PQ48050QNA20NKS
廠商: SYNQOR INC
元件分類: 電源模塊
英文描述: 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
封裝: QUARTER BRICK PACKAGE-8
文件頁數(shù): 7/13頁
文件大?。?/td> 716K
代理商: PQ48050QNA20NKS
Product # PQ48050QNA20
Phone 1-888-567-9596
Doc.# 005-2QN450D_B
9/5/01
Page 3
Technical Specification
48Vin 5.0Vout 20A
Quarter
Brick
PARAMETER
NOTES and CONDITIONS
PQ48050QNA20
Min.
Typ.
Max.
Units
INPUT CHARACTERISTICS
Operating Input Voltage Range
35
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 Hysteresis Voltage
2.5
3.5
4.5
V
Maximum Input Current
100% Load, 35Vin
3.5
A
No-Load Input Current
80
120
mA
Off Converter Input Current
1.6
3
mA
Inrush Current Transient Rating
.01
A2s
Input Reflected-Ripple Current
P-P thru 10H inductor; Figures 13 & 15
3
mA
OUTPUT CHARACTERISTICS
Output Voltage Set Point
4.950
5.000
5.050
V
Output Voltage Regulation
Over Load
+2
+10
mV
Over Line
+2
+10
mV
Over Temperature
+25
+75
mV
Total Output Voltage Range
over sample load, line and temperature
4.87
5.13
V
Output Voltage Ripple and Noise
20MHz bandwidth; Figures 13 & 16
Peak-to-Peak
Full Load, 1F ceramic, 10F tantalum
50
100
mV
RMS
Full Load, 1F ceramic, 10F tantalum
10
20
mV
Operating Output Current Range
020
A
Output DC Current-Limit Inception
Output Voltage 10% Low; Figure 17
21
24
26
A
Short-Circuit Protection (redundant shutdown)
43
46
49
A
DYNAMIC CHARACTERISTICS
Input Voltage Ripple Rejection
120 Hz; Figure 20
71
dB
Output Voltage Current Transient
470F load cap, 5A/s; Figure 12
Positive Step Change in Output Current
50% Io to 75% Io
200
mV
Negative Step Change in Output Current
75% Io to 50% Io
200
mV
Settling Time to 1%
300
s
Turn-On Transient
Turn-On Time
Figures 9 & 10
4
8
ms
Start-Up Inhibit Period
-40°C to +125°C; Figure F
180
200
215
ms
Maximum Output Capacitance
Full load; 5% overshoot of Vout at startup
6,000
F
EFFICIENCY
100% Load
Figure 1
88.6
%
50% Load
89.0
%
TEMPERATURE LIMITS FOR POWER DERATING CURVES
Semiconductor Junction Temperature
Package rated to 150°C
125
°C
Board Temperature
Board rated to 165°C
125
°C
Transformer Temperature
Figures 5 & 7
125
°C
ISOLATION CHARACTERISTICS
Isolation Voltage
2000
V
Isolation Resistance
10
M
Isolation Capacitance
470
pF
FEATURE CHARACTERISTICS
Switching Frequency
280
300
320
kHz
ON/OFF Control (Option P)
Off-State Voltage
-2
0.8
V
On-State Voltage
2.4
18
V
ON/OFF Control (Option N)
Off-State Voltage
2.4
18
V
On-State Voltage
-2
0.8
V
ON/OFF Control (Either Option)
Pull-Up Voltage
See circuit diagram; Figure E
Vin/6.5
9.2
V
Pull-Up Resistance
Pull up to Vin/6
40
k
Output Voltage Trim Range
Across Pins 8 & 4; Figures B & C
-20
+10
%
Output Voltage Remote Sense Range
Across Pins 7 & 5
+10
%
Output Over-Voltage Protection
Over full temp range; % of nominal Vout
117
122
127
%
Over-Temperature Shutdown
Average PCB Temperature
125
°C
PQ48050QNA20 ELECTRICAL CHARACTERISTICS
(TA=25°C, airflow rate=300 LFM, Vin=48Vdc unless otherwise noted; full operating temperature range is -40°C to +115°C ambient
temperature with appropriate power derating.)
Specifications subject to change without notice.
相關PDF資料
PDF描述
PQ48050QNA20PYS 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PQ48050QNA20NNS 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PQ50050HPB50NNS-G 1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE
PQ50090QGB11NNS-G 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PQ50180HTB10NNS-G 1-OUTPUT 180 W DC-DC REG PWR SUPPLY MODULE
相關代理商/技術參數(shù)
參數(shù)描述
PQ48050QNA20NNS 制造商:SynQor 功能描述:
PQ48050QNA20NRS 制造商:SynQor 功能描述:
PQ48050QNA20PKS 制造商:SynQor 功能描述:
PQ480515HTA60NNS 制造商:SynQor 功能描述:
PQ48053HTA30 制造商:SYNQOR 制造商全稱:SYNQOR 功能描述:30 Amp, No Heatsink, Isolated DC/DC Converter