Tpr 0.25 W Isolated Single Output Dc/dc Converters

FEATURES

RoHS compliant

3KVDC isolation

Efficiency up to 80%

Operating temperature: -40℃ to 85℃

Power density up to 0.90W/cm3

UL 94V-0 package material

Footprint from 1.17cm2

Industry standard pinout

Input voltage: 5V, 12V

Output voltage: 5V, 12V, 15V

Custom solutions available

/

SELECTION GUIDE

Part Number

Nominal Input Voltage

Output Voltage

Output Current

Efficiency

V

V

mA

%

TPR0505S-W25

5

5

50

70

TPR0512S-W25

5

12

21

75

TPR0515S-W25

5

15

16

75

TPR1205S-W25

12

5

50

71

TPR1212S-W25

12

12

21

75

TPR1215S-W25

12

15

16

75

INPUT CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Voltage range

5V input

4.5

5

5.5

V

Voltage range

12V input

11

12

13.3

V

ISOLATION CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Isolation voltage

Tested for 1 second

3000

VDC

Resistance

Viso=1000VDC

1

GΩ

OUTPUT CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Rated Power

TA=-40°C to 85°C

1

W

Voltage Set Point Accuracy

See tolerance envelope

Line regulation

High VIN to low VIN

1.2

%/%

Load Regulation(10% load to rated load)

TPR0505S-W25/1205S-W25

13

%

Load Regulation(10% load to rated load)

TPR0512S-W25/1212S-W25

7

%

ABSOLUTE MAXIMUM RATINGS

Short-circuit protection

1 second

Lead temperature 1.5mm from case for 10 seconds

300°C

Internal power dissipation

540mW

Input voltage Vin, TPR05 variants

7V

Input voltage Vin, TPR12 variants

15V

All specifications typical at TA=25°C, nominal input voltage and rated output current unless otherwise specified.

GENERAL CHARACTERISTICS

Parameter

Conditions

Typ.

Max.

Units

Switching frequency

5V input

120

kHz

Switching frequency

12V input

160

kHz

TEMPERATURE CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Specification

All output types

-40

85

℃

Storage

-50

130

℃

Case Temperature above ambient

5V output types

35

℃

Case Temperature above ambient

All other output types

30

℃

Cooling

Free air convection