TLS203B0

General Product Characteristics

Data Sheet

9

Rev. 1.2, 2015-01-12

4.2

Functional Range

Note: Within the functional or operating range, the IC operates as described in the circuit description. The electrical

characteristics are specified within the conditions given in the Electrical Characteristics table.

4.3

Thermal Resistance

Note: This thermal data was generated in accordance with JEDEC JESD51 standards. For more information, go

to www.jedec.org.

Table 2

Functional Range

Parameter

Symbol

Values

Unit

Note /

Test Condition

Number

Min.

Typ.

Max.

Input Voltage Range

(fix voltage version)

V

I

3.8

–

20

V

–

P_4.2.1

Input Voltage Range

(adjustable voltage version)

V

I

2.3

–

20

V

1) For the TLS203B0 adjustable version the minimum limit of the functional range

V

connected to the Q pin.

P_4.2.2

Output Capacitor’s Requirements

for Stability

C

Q

3.3

–

–

µF

C

2)

2) for further details see corresponding graph.

P_4.2.3

Output Capacitor’s Requirements

for Stability

C

Q

6.8

–

–

µF

0<C

2) P_4.2.4

ESR

ESR

3)

C

applied capacitance of

C

–3

Ω

– 2)

P_4.2.5

Operating Junction Temperature

T

j

-40

–

125

°C

–

P_4.2.6

Table 3

Parameter

Symbol

Values

Unit

Note /

Test Condition

Number

Min.

Typ.

Max.

TLS203B0EJ (PG-DSO-8 Exposed Pad)

Junction to Case

R

thJC

–

7.0

–

K/W

–

P_4.3.1

Junction to Ambient

R

thJA

–39

–

K/W

P_4.3.2

Junction to Ambient

R

thJA

–

155

–

K/W

P_4.3.3

Junction to Ambient

R

thJA

–

66

–

K/W

area on PCB 3)

P_4.3.4

Junction to Ambient

R

thJA

–

52

–

K/W

area on PCB 3)

P_4.3.5

TLS203B0LD (PG-TSON-10)

Junction to Case

R

thJC

–

6.4

–

K/W

–

P_4.3.6

Junction to Ambient

R

thJA

–53

–

K/W

– 2)

P_4.3.7

Junction to Ambient

R

thJA

–

183

–

K/W

Footprint only 3)

P_4.3.8