• Thermal shutdown protects converter from abnormal
environmental conditions
Mechanical Features
• Industry standard eighth-brick pin-out configuration
• Size: 0.99" x 2.39" (25x60.6 mm)
• Total height only 0.50" (12.7 mm)
• Total weight: 1.7 oz (48 grams)
Safety Features
Control Features
• On/Off control
• Output voltage trim permits custom voltages
• Remote Sense (S option, standard)
• Current limit trim (C option)
Product # NQ40x40EGC08
Phone 1-888-567-9596
• UL/cUL 60950-1 recognized (US & Canada)
• TUV certified to EN60950-1
• Board and plastic components meet UL94V-0 flam-
mability requirements
www.synqor.com
Doc.# 005-NG4040W Rev. C
03/06/09
Page 1
Technical Specification
MECHANICAL DIAGRAM
0.99
(25)
0.600
(15.24)
0.450
(11.43)
0.300
(7.62)
0.150
(3.81)
Input:
Outputs:
Current:
Package:
9 - 40 V
0 - 40 V
7.5 A
Eighth-brick
0.500 ±0.025
(12
±
0.63)
Overall height
8 7 6 5 4
2.39
(60.6)
2.00
(50.8)
Top View
Side View
0.18
(4.6)
0.145
1
2
3
(3.68)
0.19
(4.9)
0.300
(7.62)
0.600
(15.24)
0.020 ±0.010
(0.51
±
0.25)
Bottom side
Clearance
NOTES
1) Pins 1-3, 5-7 are 0.040" (1.02 mm) diameter. with 0.080"
(2.03mm) diameter standoff shoulders.
2) Pins 4 and 8 are 0.062” (1.57 mm) diameter with 0.100"
(2.54 mm) diameter standoff shoulders.
3) Other pin extension lengths available. Recommended pin length
is 0.03" (0.76 mm) greater than the PCB thickness.
4) All Pins: Material - Copper Alloy
Finish - Matte Tin over Nickel plate
5) Undimensioned components are shown for visual reference only.
6) All dimensions in inches (mm)
Tolerances: x.xx ±0.02" (x.x ±0.5 mm)
x.xxx ±0.010” (x.xx ±0.25 mm)
7) Weight: 1.7 oz (48 g) typical
8) Workmanship: Meets or exceeds IPC-A-610C Class II
PIN DESIGNATIONS
Pin No. Name
1
2
3
4
5
6
7
8
Notes:
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.
Function
Positive input voltage
TTL input to turn converter on and off,
referenced to Vin(-), with internal pull up
Negative input voltage, internal short to
Pin 4
Negative output voltage, internal short
to Pin 3
Negative remote sense
1
(S option)
Current limit trim (C option)
Output voltage trim
Positive remote sense
2
(S option)
Current monitor output (C option)
Positive output voltage
Vin(+)
ON/OFF
Vin(-)
Vout(-)
SENSE(-)
I
TRIM
V
TRIM
SENSE(+)
I
MON
Vout(+)
Product # NQ40x40EGC08
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-NG4040W Rev. C
03/06/09
Page 2
Technical Specification
NQ40x40EGC08 ELECTRICAL CHARACTERISTICS
Parameter
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Non-Operating
Operating
Storage Temperature
Voltage at ON/OFF input pin
Input:
Outputs:
Current:
Package:
9 - 40 V
0 - 40 V
7.5 A
Eighth-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. Specifications
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
Vout Min. Typ. Max.
Units Notes & Conditions
(0.1 A/µs); 50%-75%-50% Iout max
To within 1.5% Vout nom.
Resistive load
"
"
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
5
2
0.4
0
250
260
ms
ms
V/ms
V
kHz
All
All
All
All
All
All
All
All
All
All
All
1.8
0
3.3
10
0
44
48
115
15
TBD
TBD
3.3
0.8
40
50
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
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Embedded System
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