TS278R00 Series

2-4

2005/5 rev. B

Absolute Maximum Ratings

Parameter

Symbol

Value

Unit

Remark

Input Voltage

Vin

30

V

--

Disable Voltage

Vdis

30

V

--

Output Current

Io

2.0

A

--

Power Dissipation 1

Pd1

1.5

W

No heat sink

Power Dissipation 2

Pd2

15

W

With heat sink

Junction Temperature

Tj

-40~+125

°C

--

Thermal Resistance, Junction-to Case(Note2)

Rθjc

4.31

°C / W

--

Thermal Resistance, Junction-to Air(Note2)

Rθja

48.83

°C / W

--

Thermal Shutdown Temperature

Ttsd

150

°C

--

Electrical Characteristics

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

TS278R33

3.22

3.3

3.38

TS278R05

4.88

5.0

5.12

TS278R08

7.80

8.0

8.20

TS278R09

8.78

9.0

9.22

Output Voltage

TS278R12

Vo

11.7

12

12.3

V

Load Regulation

REGload

5mA<Io<2A

--

0.1

2.0

%

Line Regulation

REGline

Note 7

--

0.5

2.5

%

Ripple Rejection Ratio

RR

Note1

45

55

--

dB

Dropout Voltage

Vdrop

Io=2A

--

--

0.5

V

Disable Voltage High

VdisH

Output Active

2.0

--

--

V

Disable Voltage Low

VdisL

Output Disabled

--

--

0.8

V

Disable Bias Current High

IdisH

Vdis=2.7V

--

--

20

uA

Disable Bias Current Low

IdisL

Vdis=0.4V

--

--

-0.4

mA

Quiescent Current

Iq

Io=0A

--

--

10

mA

Note: 1.These parameters, although guaranteed, are not 100% tested in production.

2. Junction -to -case thermal resistance test environments.

3. Pneumatic heat sink fixture.

4. Clamping pressure 60psi through 12mm diameter cylinder.

5. Thermal grease applied between PKG and heat sink fixture

6. TS278R33: Vin=5V, TS278R05: Vin=7V, TS278R08: Vin=10V, TS278R09: Vin=11V, TS278R12: Vin=15V

7. TS278R33: Vin=4~10V, TS278R05: Vin=6~12V, TS278R08: Vin=9~25V, TS278R09: Vin=10~25V,

TS278R12: Vin=13~29V