Input:
Output:
35-75 V
1.8 V
Current:
Package:
40 A
Quarter-brick
Technical Specification
ELECTRICAL CHARACTERISTICS (Continued)
Parameter
Min.
Typ.
Max.
Units Notes & Conditions
ISOLATION CHARACTERISTICS
Isolation Voltage (dielectric strength)
Isolation Resistance
2000
30
V
M
Ω
Isolation Capacitance
470
pF
Higher isolation capacitance can be added externally
FEATURE CHARACTERISTICS
Regulation stage Switching Frequency
Isolation stage Switching Frequency
ON/OFF Control (Option P)
Off-State Voltage
220
240
120
260
kHz
kHz
-2
0.8
18
V
V
On-State Voltage
2.4
ON/OFF Control (Option N)
Off-State Voltage
2.4
-2
18
V
V
On-State Voltage
0.8
ON/OFF Control (Either Option)
Pull-Up Voltage
Figures A & B
Vin/6.5
40
9.2
V
Pull-Up Resistance
k
Ω
Output Voltage Trim Range
Output Voltage Remote Sense Range
Output Over-Voltage Protection
Over-Temperature Shutdown
Over-Temperature Shutdown Restart Hysteresis
Load Current Scale Factor
RELIABILITY CHARACTERISTICS
Calculated MTBF (Telcordia)
Calculated MTBF (MIL-217)
Field Demonstrated MTBF
-20
+10
+10
127
%
Measured across Pins 8 & 4; Figure C
Measured across Pins 8 & 4
%
%
117
122
125
10
Over full temp range; % of nominal Vout
Average PCB Temperature
°C
°C
933
See App Note: Output Load Current Calc.
o
2.1
106 Hrs. TR-NWT-000332; 80% load,300LFM, 40 C T
a
a
1.75
106 Hrs. MIL-HDBK-217F; 80% load, 300LFM, 40 C T
o
106 Hrs. See our website for details
STANDARDS COMPLIANCE
Parameter
P
Notes
STANDARDS COMPLIANCE
UL/cUL 60950
File # E194341, Basic insulation & pollution degree 2
Certified by TUV
EN60950
72/23/EEC
93/68/EEC
Needle Flame Test (IEC 695-2-2)
IEC 61000-4-2
Test on entire assembly; board & plastic components UL94V-0 compliant
ESD test, 8kV - NP, 15kV air - NP (Normal Performance)
GR-1089-CORE
Section 7 - electrical safety, Section 9 - bonding/grounding
Telcordia (Bellcore) GR-513
•
An external input fuse must always be used to meet these safety requirements. Contact SynQor for official safety
certificates on new releases or download from the SynQor website.
QUALIFICATION TESTING
Parameter
P
# Units Test Conditions
QUALIFICATION TESTING
Life Test
32
95% rated Vin and load, units at derating point, 1000 hours
Vibration
5
10-55Hz sweep, 0.060” total excursion,1 min./sweep, 120 sweeps for 3 axis
100g minimum, 2 drops in x and y axis, 1 drop in z axis
-40°C to 100°C, unit temp. ramp 15°C/min., 500 cycles
Toperating = min to max, Vin = min to max, full load, 100 cycles
Tmin-10°C to Tmax+10°C, 5°C steps, Vin = min to max, 0-105% load
85°C, 85% RH, 1000 hours, 2 minutes on and 6 hours off
MIL-STD-883, method 2003
Mechanical Shock
Temperature Cycling
Power/Thermal Cycling
Design Marginality
Humidity
5
10
5
5
5
Solderability
15 pins
•
Extensive characterization testing of all SynQor products and manufacturing processes is performed to ensure that we supply
robust, reliable product. Contact factory for official product family qualification document.
OPTIONS
PATENTS
SynQor provides various options for Logic Sense, Pin Length and SynQor is protected under various patents, including but not lim-
Feature Set for this family of DC/DC converters. Please consult the ited to U.S. Patent #s 5,999,417; 6,222,742 B1; 6,594,159
last page of this specification sheet for information on available B2; 6,545,890 B2.
options.
Product # PQ60018QTA40
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-2QT618C Rev. C
09/08/05
Page 4
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