LSN2-T/16-W3N-C【PDF 3/15 页】CONV DC/DC 52.8W 16A.75-3.3V SIP

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LSN2 Series

Non-isolated, DOSA-SIP, 6/10/16A

Performance/Functional Speci?cations

(1)

Selectable-Output DC/DC Converters

Input Voltage Range

Isolation

Start-Up Threshold

W3 Models

12V Models

INPUT

See Ordering Guide

Not isolated, input and output commons

are internally connected

2.2 Volts

8 Volts

Current Limit Inception: (98% of V OUT )

LSN2-T/6 models 11-13 Amps (cold startup)

11 Amps (after warm up)

LSN2-T/10 models 18.75 Amps (cold startup)

16.75 Amps (after warm up)

LSN2-T/16 models 24 Amps (cold startup)

21 Amps (after warm up)

Re?ected (Back) Ripple Current

Undervoltage Shutdown

W3 Models

12V Models

Overvoltage Shutdown

Internal Input Filter Type

Reverse Polarity Protection

Input Current:

Full Load Conditions

Inrush Transient

Shutdown Mode (Off, UV, OT)

Output Short Circuit

No Load

W3 models

12V models

Low Line (V IN = V MIN )

(2)

2.0 Volts

7.5 Volts

None

10-70mAp-p (model dependent)

Capacitive

See fuse information

See Ordering Guide

0.1A 2 sec

5mA

60mA

50mA

100mA

Short Circuit Mode (6)

Short Circuit Current Output

Protection Method (17)

Short Circuit Duration

Prebias Startup (16)

Sequencing

Slew Rate

Startup delay until sequence start

Tracking accuracy, rising input

Tracking accuracy, falling input

Sequence pin input impedance

Remote Sense to V OUT

Power Good Output (14)

(“G” suf?x)

Power_Good Con?guration

600mA

Hiccup autorecovery on overload removal

Continuous, no damage (output shorted

to ground)

Converter will start up if the external

output voltage is less than V NOM

2V max. per millisecond

10 milliseconds

V OUT = ±100mV of Sequence In

V OUT = ±200mV of Sequence In

400k ? to 1M ?

0.5V max. (7)

TRUE (OK) = open drain

FALSE (not OK) = Signal Ground to 0.4V

MOSFET to ground with external user

pullup, 10mA max. sink

LSN2-T/6-W3

LSN2-T/6-D12

LSN2-T/10-W3

LSN2-T/10-D12

LSN2-T/16-W3

LSN2-T/16-D12

5.54 Amps

3.85 Amps

9.14 Amps

6.31 Amps

14.63 Amps

10.2 Amps

DYNAMIC CHARACTERISTICS

Dynamic Load Response 25μsec to ±2% of ?nal value

(50-100-50% load step, di/dt = 20A/msec)

Start-Up Time 4-7msec for V OUT = nominal

(V IN on to V OUT regulated or On/Off to V OUT )

Remote On/Off Control: (5)

Positive Logic (no model suf?x)

OFF = ground pin to +0.8V max.

ON = open pin or +2.5V min. to +V IN max.

Switching Frequency

LSN2-T/6 models

LSN2-T/10 and -T/16 models

315kHz

230kHz

Negative Logic (“N” model suf?x)

Current

Voltage Output Range

ON = open pin to +0.3V max.

OFF = +2.5V min. to +V IN max.

1mA max.

OUTPUT

See Ordering Guide

ENVIRONMENTAL

Calculated MTBF (4) TBC Hours

Operating Temperature Range (Ambient)

No derating, natural convection –40 to +63°C, vertical mount, 2.5V OUT (9)

With derating See Derating Curves

Operating PC Board Temperature –40 to +100°C max. (12)

Minimum Loading

Accuracy (50% load)

Voltage Adjustment Range (13)

Temperature Coef?cient

No minimum load

±2% of V NOM

See Ordering Guide

±0.02% of V OUT range per °C

Storage Temperature Range

Thermal Protection/Shutdown

Relative Humidity

–55 to +125°C

+115°C

To +85% / +85°C

PHYSICAL

Ripple/Noise (20 MHz bandwidth)

See Ordering Guide and

(8)

Outline Dimensions

See Mechanical Speci?cations

Line/Load Regulation (See Tech Notes) See Ordering Guide and

(10)

Removable Heat Shield

Nylon 46

Ef?ciency

Maximum Capacitive Loading: (15)

LSN2-T/6 models:

Cap-ESR = 0.001 to 0.01 ?

Cap-ESR >0.01 ?

LSN2-T/10 and -T/16 models:

Cap-ESR = 0.001 to 0.01 ?

Cap-ESR >0.01 ?

See Ordering Guide

3000μF

5000μF

5000μF

10,000μF

Pin Material

Weight

Electromagnetic Interference

(conducted and radiated)

Safety

Flammability Rating

Tin-plated copper alloy

0.28 ounces (7.8 grams)

FCC part 15, class B, EN55022

(may need external ?lter)

UL/cUL 60950-1, CSA-C22.2 No.234

IEC/EN 60950-1

UL94V-0

www.murata-ps.com/support

MDC_LSN2.C01 Δ Page 3 of 15

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