Product # PQ48015HGA40

Phone 1-888-567-9596

Doc.# 005-2HG451C Rev. C

12/17/02

Page 4

Half

Half

Brick

Brick

Technical Specification

48Vin 1.5Vout 40A

Min.

Typ.

Max.

Units

Notes & Conditions

FEATURE CHARACTERISTICS

Switching Frequency

230

260

290

kHz

ON/OFF Control (Option P)

Off-State Voltage

-2

0.8

V

On-State Voltage

2.7

18

V

ON/OFF Control (Option N)

Off-State Voltage

2.7

18

V

On-State Voltage

-2

0.8

V

ON/OFF Control (Either Option)

Figures A, B

Pull-Up Voltage

Vin/6

15

V

Pull-Up Resistance

42

k

Ω

Output Voltage Trim Range

-10

+19

%

Measured across Pins 9 & 5; Figure C

Output Voltage Remote Sense Range

+19

%

Measured across Pins 9 & 5

Output Over-Voltage Protection

120

125

130

%

Over full temp range; % of nominal Vout

Over-Temperature Shutdown

120

°C

Average PCB Temperature

Over-Temperature Shutdown Restart Hysteresis

10

°C

RELIABILITY CHARACTERISTICS

Calculated MTBF

2.3

Calculated MTBF

1.5

Demonstrated MTBF

>20

STANDARDS COMPLIANCE

Notes

STANDARDS COMPLIANCE

UL/cUL 60950

File # E194341, Basic insulation & pollution degree 2

EN60950

Certified by TUV

72/23/EEC

93/68/EEC

Needle Flame Test (IEC 695-2-2)

test on entire assembly; board & plastic components UL94V-0 compliant

IEC 61000-4-2

ESD test, 8kV - NP, 15kV air - NP

GR-1089-CORE

Section 7 - electrical safety, Section 9 - bonding/grounding

• An external input fuse must always be used to meet these safety requirements

QUALIFICATION TESTING

# Units

Test Conditions

QUALIFICATION TESTING

Life Test

32

Vibration

5

10-55Hz sweep, 0.060” total excursion,1 min./sweep, 120 sweeps for 3 axis

Mechanical Shock

5

100g minimum, 2 drops in x and y axis, 1 drop in z axis

Temperature Cycling

10

-40°C to 100°C, unit temp. ramp 15°C/min., 500 cycles

Power/Thermal Cycling

5

Design Marginality

5

Humidity

5

85°C, 85% RH, 1000 hours, 2 minutes on and 6 hours off

Solderability

15 pins

MIL-STD-883, method 2003

robust, reliable product. Contact factory for more information about Proof of Design and Proof of Manufacturing processes.

ELECTRICAL CHARACTERISTICS (Continued)

OPTIONS

SynQor provides various options for Logic Sense, Pin Length and

Feature Set for this family of DC/DC converters. Please consult the

last page of this specification sheet for information on available

options.

PATENTS

SynQor is protected under various patents, including but not lim-

ited to U.S. Patent # 5,999,417.