0

20

40

60

80

Convection(0.2m/s)

1

TUHS25F05

2

TUHS25F12,TUHS25F24

3

TUHS25F15

100

0

2

10

0

0

Ambient temperature[C]

40

-40

-20

60

80

85

1

2

3

75 85

0

20

40

60

80

Forced air(2.0m/s)

1

TUHS25F05,TUHS25F15

2

TUHS25F12,TUHS25F24

75

100

0

2

1

0

00

Ambient temperature[C]

40

-40

-20

60

80

¿

TUHS25F Ambient temperature derating curve

at convection cooling (Reference value)

¿

TUHS25F Ambient temperature derating curve

at forced air (Reference value)

TUHS-14

◆

It is neccessary to read the “Instruction Manual” and “Before using our product” before you use our product.

Instruction Manual

https://en.cosel.co.jp/product/powersupply/TUHS/

Before using our product

https://en.cosel.co.jp/technical/caution/index.html

Instruction Manual

NOTICE

TUHS

Derating

¡

Derating curve is shown below. Note: In the hatched area, the specification of Ripple, Ripple Noise is different from other area.

¡

Please have sufficient ventilation to keep the temperature of point A in Instruction Manual6. Please also make sure that the ambient tem-

perature does not exceed 85C.

Model

Circuit method

Switching

frequency

[kHz]

Input

current

[A]

Inrush

current

protection

circuit

PCB/Pattern

Series/Parallel

operation availability

Material

Single

sided

Double

sided

Series

operation

Parallel

operation

TUHS3F

*

1

Resistor glass fabric base,epoxy resin

Yes

Yes

*

2

TUHS5F

*

1

Resistor glass fabric base,epoxy resin

Yes

Yes

*

2

*

1

Resistor glass fabric base,epoxy resin

Yes

Yes

*

2

*

1

Resistor glass fabric base,epoxy resin

Yes

Yes

*

2

*

1

Thermistor glass fabric base,epoxy resin

Yes

Yes

*

2

Basic Characteristics Data

TUHS-series

January 31, 2022