Product # PQ40150QGx07

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-2QG157D Rev. C

11/27/12

Page 4

Input:

Output:

Current:

Package:

18-75V

15V

6.25A

Quarter-brick

PQ40150QGx07 Electrical Characteristics

Ta = 25 °C, airflow rate = 300 LFM, Vin = 48Vdc, nominal Vout 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

ABSOLUTE MAXIMUM RATINGS

Input Voltage

Non-Operating

-1

100

V

Continuous

Operating

80

V

Continuous

Operating Transient Protection 100 V

100

V

100ms transient, square wave

Isolation Voltage (input to output)

2000

V

Basic insulation, Pollution Degree 2

Operating Temperature

-40

100

°C

Storage Temperature

-55

125

°C

Voltage at ON/OFF input pin

-2

18

V

INPUT CHARACTERISTICS

Operating Input Voltage Range

18

48

75

V

Input Under-Voltage Lockout

Turn-On Voltage Threshold

16

16.5

17

V

Turn-Off Voltage Threshold

14.5

15

15.5

V

Lockout Hysteresis Voltage

1.0

1.5

2.0

V

Maximum Input Current

6.17

A

100% Load, 18Vin

No-Load Input Current

80

160

mA

Disabled Input Current

2.0

4

mA

Inrush Current Transient Rating

0.03

Response to Input Transient

350.0

mV

1000V/ms input transient, 48V-75V step

Input Reflected Ripple Current

5.0

mA

P-P thru 10μH inductor; Figures 17 & 19

Input Terminal Ripple Current

145.0

mA

RMS; Figures 17 & 18

Recommended Input Fuse

20

A

Fast blow external fuse recommended

Input Filter Component Values (L\C)

1.5 \ 6.6

μH\μF Internal values; Figure E

Recommended External Input Capacitance

47.0

μF

OUTPUT CHARACTERISTICS

Output Voltage Set Point

14.77

15.00

1.82

V

Output Voltage Regulation

Over Line

±0.04 \ 6 ±0.2 \ 30 % (mV)

Over Load

±0.04 \ 6 ±0.2 \ 30 % (mV)

Over Temperature

±112

±300

mV

Total Output Voltage Range

14.47

15.54

V

over sample line, load and temperature

Output Voltage Ripple and Noise

20MHz bandwidth; Figures 17 & 20

Peak-to-Peak

75

150

mV

Full Load, Figures 17 & 20

RMS

15

30

mV

Full Load, Figures 17 & 20

Operating Output Current Range

0

6.67

A

Subject to thermal derating; Figures 5 - 12

Output DC Current-Limit Inception

7

8

9

A

Output Voltage 10% Low; Figure 21

Output DC Current-Limit Shutdown Voltage

13.2

Back-Drive Current Limit while Enabled

0.1

0.3

0.8

Negative current drawn from output

Back-Drive Current Limit while Disabled

0

10

50

mA

Negative current drawn from output

Maximum Output Capacitance

2000

μF

15Vout at 6.7A Resistive Load

EFFICIENCY

100% Load (24Vin)

90

%

Figures 1 - 4, 24Vin

50% Load (24Vin)

91

%

Figures 1 - 4, 24Vin

100% Load (48Vin)

89

%

Figures 1 - 4, 48Vin

50% Load (48Vin)

90

%

Figures 1 - 4, 48Vin

Technical Specifications

Electrical Characteristics