Product # NQ16W50SMA16

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-2NS12WE Rev. A

11/26/07

Page 3

Input:

Input:

Outputs:

Outputs:

Current:

Current:

ackage:

6.0 - 16.0V

6.0 - 16.0V

0.75 - 5.0V

0.75 - 5.0V

16A

16A

SMT

SMT

T

pecification

Parameter

Module

Min.

Typ.

Max.

Units Notes & Conditions

ABSOLUTE MAXIMUM RATINGS

Input Voltage

Non-Operating

All

0

18

V

Continuous

Operating

All

16

V

Continuous

Operating Temperature

All

-40

105

°C

Storage Temperature

All

-55

125

°C

Voltage at ON/OFF input pin

All

-3

15

V

RECOMMENDED OPERATING CONDITIONS

Input Voltage Range

All

6

16

V

Input Fuse Rating

All

20

A

Fast blow external fuse recommended

External Input Capacitance

All

100

µF

Output Voltage

All

0.75

5.5

V

Output Current

All

0

16

A

INPUT CHARACTERISTICS

Input Under-Voltage Lockout

Turn-On Voltage Threshold

All

5.35

5.73

6.10

V

Turn-Off Voltage Threshold

All

4.50

4.73

4.95

V

Lockout Hysteresis

All

1

V

Maximum Input Current

0.75V

2.8

A

6Vin, 100% load

“

2.5V

7.5

A

“

“

5.0V

14.0

A

“

No-Load Input Current

0.75V

31

mA

12Vin

“

2.5V

71

mA

“

“

5.0V

132

mA

“

Disabled Input Current

All

3

mA

Inrush Current Transient Rating

All

0.1

With min. output capacitance

Input Filter Capacitor Value

All

30

µF

Input Reflected-Ripple Current

0.75V

36

mA

12Vin, 100% load, pk-pk value

“

2.5V

68

mA

“

“

5.0V

98

mA

“

OUTPUT CHARACTERISTICS

Output Voltage Set Point

0.75V

0.745

0.75

0.755

V

12Vin 50% load

Output Voltage Range

All

0.75

5.0

V

Set output by Rtrim-up

Operating Output Current Range

All

0

16

A

Output Voltage Regulation

Over Line

All

0.5

%

With sense pin

Over Load

All

0.5

%

“

Over Temperature

All

1

%

“

Total Output Voltage Range

All

3

%

With sense pin, over sample, line, load, temp. & life

Output Voltage Ripple and Noise (pk-pk\RMS)

1.0V

27\5.0

mV

Full load; 20MHz bandwidth

“

2.5V

43\11.6

mV

“

“

5.0V

67\20.4

mV

“

Output DC Over Current Shutdown

All

20

24

28

A

External Output Capacitance

All

100

5000

µF

DYNAMIC CHARACTERISTICS

Input Voltage Ripple Rejection

All

50

dB

120Hz

Output Voltage during Current Transient

For a Step Change in Output Current (0.1A/µs)

All

180

mV

50%-75%-50% Iout max; 100uF

For a Step Change in Output Current (3A/µs)

All

180

mV

50%-75%-50% Iout max; 470uF

Settling Time

All

100

µs

To within 1.5% Vout nom.

Turn on Transient

Inhibit Time

All

2

4

ms

Resistive load

Rise Time

All

2

6

ms

“

Output Voltage Overshoot

All

0

V

“

EFFICIENCY

100% Load

0.75V

77.0

%

“

2.5V

90.0

%

“

5.0V

94.0

%

50% Load

0.75V

81.0

%

“

2.5V

91.5

%

“

5.0V

94.0

%

ELECTRICAL CHARACTERISTICS - NQ16W50SMA16 Series

perature with appropriate power derating. Specifications subject to change without notice.