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參數(shù)資料
| 型號(hào)： | PQ6025SMA20NRS-G |
| 廠商： | SYNQOR INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 50.5 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPLIANT, SIXTEENTH BRICK PACKAGE-8 |
| 文件頁(yè)數(shù)： | 11/15頁(yè) |
| 文件大小： | 831K |
| 代理商： | PQ6025SMA20NRS-G |
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Product # PQ60025SMx20
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-0005218 Rev. A
06/18/09
Page 5
Technical Specification
Input:
Output:
Current:
48V
2.5V
20A
PQ60025SMx20 Electrical Characteristics (continued)
Ta = 25 °C, airflow rate = 300 LFM, Vin = 48V dc 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
DYNAMIC CHARACTERISTICS
Input Voltage Ripple Rejection
75
dB
120 Hz; Figure 20
Output Voltage during Load Current Transient
Step Change in Output Current (0.1 A/s)
75
mV
50% to 75% to 50% Iout max; Figure 11
Step Change in Output Current (2 A/s)
125
mV
50% to 75% to 50% Iout max; Figure 12
Settling Time
100
s
To within 1% Vout nom
Turn-On Transient
Turn-On Time
34
ms
Full load, Vout=90% nom.
Start-Up Inhibit Time
180
200
250
ms
Figure F; See Note 1
First Startup Delay:
10
ms
Output Voltage Overshoot
0
%
Max output capacitance and full load
ISOLATION CHARACTERISTICS
Isolation Voltage (dielectric strength)
2250
Isolation Resistance
30
MΩ
Isolation Capacitance (input to output)
1000
pF
See Note 2
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 Figure 2 for derating curve
FEATURE CHARACTERISTICS
Switching Frequency
315
350
385
kHz
ON/OFF Control (Option P)
On-State Voltage
2.4
8
V
Off-State Voltage
-2
0.8
V
ON/OFF Control (Option N)
On-State Voltage
-2
0.8
V
Off-State Voltage
2.4
8
V
ON/OFF Control (Either option)
Figures A & B
Pull-Up Voltage
4.5
5.5
V
Pull-Up Resistance
10
kΩ
Output Voltage Trim Range
-10
10
%
Measured across Pins 8 & 4; Figure C
Output Voltage Remote Sense Range
10
%
Measured across Pins 8 & 4
Output Over-Voltage Protection
2.9
3.1
3.4
V
Over full temp range
Over-Temperature Shutdown OTP Trip Point
125
°C
Average PCB Temperature; Auto Recovery
Over-Temperature Shutdown Restart Hysteresis
10
°C
RELIABILITY CHARACTERISTICS
Calculated MTBF (Telcordia) TR-NWT-000332
TBD
106 Hrs.
Calculated MTBF (MIL-217) MIL-HDBK-217F
TBD
106 Hrs.
Field Demonstrated MTBF
TBD
106 Hrs. See our website for details
Note 1: Maximum value is 400ms for DC current limit and short circuit fault conditions
Note 2: Higher values of isolation capacitance can be added external to the module.
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