1)SENSE(–) should be connected to Vout(–) either remotely or at
the converter
2)SENSE(+) should be connected to Vout(+) either remotely or at
the converter.
Product # NQ20x20QGC40
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-NQ2020W Rev. B
03/06/09
Page 2
Technical Specification
NQ20x20QGC40 ELECTRICAL CHARACTERISTICS
Input:
Outputs:
Current:
Package:
10 - 20 V
0 - 20 V
40 A
Quarter-brick
Ta = 25 °C, airflow rate = 300 LFM, Vin = 24 V dc unless otherwise noted; full operating temperature range is -40 °C to +105 °C ambient temperature with appropriate power derating.
Ta = 25 °C, airflow rate = 300 LFM, Vin = 24 V dc unless otherwise noted; full operating temperature range is -40 °C to +105 °C ambient temperature with appropriate power derating. Specifications
subject to change without notice.
Parameter
Vout Min. Typ. Max.
All
1
Units Notes & Conditions
V
Settling Time
Turn on Transient
Startup delay
Rise Rate
Output Voltage Overshoot
FEATURE CHARACTERISTICS
Switching Frequency
ON/OFF Control
Negative Logic (N) ON/OFF Control
Off-State Voltage
On-State Voltage
Pull-Up Voltage
Pull-Up Resistance
Output Voltage Trim Range
Input/Output Over-Voltage Protection
Over-Temperature Shutdown
Over-Temperature Shutdown Restart Hysteresis
RELIABILITY CHARACTERISTICS
Calculated MTBF (TR-NWT-000332; Telcordia)
Calculated MTBF (MIL-HDBK-217F; MIL-217)
Field Demonstrated MTBF
All
All
All
All
All
240
3
2
0.2
0
250
260
ms
ms
V/ms
V
kHz
(0.1 A/µs); 50%-75%-50% Iout max
To within 1.5% Vout nom.
Resistive load
"
"
All
All
All
All
All
All
All
All
All
All
All
1.8
0
3.3
10
0
22
24
115
15
TBD
TBD
3.3
0.8
40
25
V
V
V
kΩ
V
V
°C
°C
Measured Vout+ to common pins
Over full temp range
Average PCB Temperature
106 Hrs. 100% load, 200LFM, 40 °C Ta
106 Hrs. 100% load, 200LFM, 40 °C Ta
106 Hrs. See our website for details
STANDARDS COMPLIANCE
Parameter
Notes & Conditions
STANDARDS COMPLIANCE
UL/cUL 60950-1
Pending UL Approval File # E194341
EN60950-1
Certified by TUV
Needle Flame Test (IEC 695-2-2)
Test on entire assembly; board & plastic components UL94V-0 compliant
Looking for a part-time senior communication engineer, paid once every three years, no region limit, I am here for a Guangzhou unit to apply for qualifications, the fee is negotiable, no need to be pr...
If the last byte of the data string received by the serial port is 0x00, the program will enter the serial port interrupt again after completing the serial port reception interrupt, and keep checking ...
When a 12V power supply directly charges a 7.4V lithium battery, BQ2057 generates a lot of heat. What's going on? What are the precautions for this circuit? What is the appropriate charging current co...
I am used to using registers, but not libraries. I have read several tutorials online, but I still have various problems. I added #define STM8S105 in stm8.h, but then I got Fatal Error[Pe1696]: cannot...
Can dsp28335 be configured with two spis at the same time? One is configured as a master mode and only connects SPICLK, SPISTE, SPISIMO. One is configured as a slave mode and only connects SPICLK, SPI...