V36SE3R315_10252013

2

TECHNICAL SPECIFICATIONS

Note1: For applications with higher output capacitive load, please contact Delta

PARAMETER

NOTES and CONDITIONS

V36SE3R315 (Standard)

Min.

Typ.

Max.

Units

ABSOLUTE MAXIMUM RATINGS

Input Voltage

Vdc

Continuous

0

80

Vdc

Transient (100ms)

100ms

0

100

Vdc

Operating Temperature

Refer to figure 19 for measuring point

-40

118

°C

Storage Temperature

-55

125

°C

Input/Output Isolation Voltage

2250

Vdc

INPUT CHARACTERISTICS

Operating Input Voltage

18

48

75

Vdc

Input Under-Voltage Lockout

Turn-On Voltage Threshold

16

17

18

Vdc

Turn-Off Voltage Threshold

15

16

17

Vdc

Lockout Hysteresis Voltage

0.5

1

1.8

Vdc

Maximum Input Current

100% Load, 18Vin

3.9

A

No-Load Input Current

30

mA

Off Converter Input Current

8

mA

Inrush Current (I

1

A

Input Reflected-Ripple Current

P-P thru 12µH inductor, 5Hz to 20MHz

10

mA

Input Voltage Ripple Rejection

120 Hz

50

dB

OUTPUT CHARACTERISTICS

Output Voltage Set Point

Vin=48V, Io=Io.max, Tc=25°C

3.267

3.300

3.333

Vdc

Output Voltage Regulation

Over Load

Io=Io, min to Io, max

±3

±10

mV

Over Line

Vin=36V to 75V

±3

±10

mV

Over Temperature

Tc=-40°C to 85°C

±33

mV

Total Output Voltage Range

Over sample load, line and temperature

3.20

3.30

3.40

V

Output Voltage Ripple and Noise

5Hz to 20MHz bandwidth

Peak-to-Peak

Full Load, 1µF ceramic, 100µF tantalum

60

mV

RMS

Full Load, 1µF ceramic, 100µF tantalum

10

mV

Operating Output Current Range

Vin = 18V-36V

0

12

A

Vin = 36V-75V

0

15

A

Output Over Current Protection

Output Voltage 10% Low

110

140

%

DYNAMIC CHARACTERISTICS

Output Voltage Current Transient

48V, 10µF Tan & 1µF Ceramic load cap, 0.1A/µs

Positive Step Change in Output Current

25% Io.max to 50% Io.max

100

mV

Negative Step Change in Output Current

50% Io.max to 25% Io.max

100

mV

Settling Time (within 1% Vout nominal)

200

µs

Turn-On Transient

Start-Up Time, From On/Off Control

30

ms

Start-Up Time, From Input

30

ms

Maximum Output Capacitance (note1)

Full load; 5% overshoot of Vout at startup

10000

µF

EFFICIENCY

100% Load

Vin = 48V

90.5

%

100% Load

Vin = 24V

88.5

%

60% Load

Vin = 48V

90.0

%

ISOLATION CHARACTERISTICS

Input to Output

2250

Vdc

Isolation Resistance

10

MΩ

Isolation Capacitance

1000

pF

FEATURE CHARACTERISTICS

Switching Frequency

580

KHz

ON/OFF Control, Negative Remote On/Off logic

Logic Low (Module On)

Von/off

0.8

V

Logic High (Module Off)

Von/off

2.4

18

V

ON/OFF Control, Positive Remote On/Off logic

Logic Low (Module Off)

Von/off

0.8

V

Logic High (Module On)

Von/off

2.4

18

V

ON/OFF Current (for both remote on/off logic)

Ion/off at Von/off=0.0V

1

mA

Leakage Current (for both remote on/off logic)

Logic High, Von/off=15V

Output Voltage Trim Range

Pout ≦ max rated power,Io ≦ Io.max

-20

10

%

Output Voltage Remote Sense Range

Pout ≦ max rated power,Io ≦ Io.max

10

%

Output Over-Voltage Protection

Over full temp range; % of nominal Vout

115

140

%

GENERAL SPECIFICATIONS

MTBF

Io=80% of Io, max; Ta=25°C, airflow rate=300FLM

5.8

M hours

Weight

12.1

grams

Over-Temperature Shutdown

Refer to figure 19 for measuring point

128

°C