Preliminary Data Sheet

TDA21201

Page 2

Apr-29, 2002

TO-220 package or its associated SMD counterpart TO-263 and Infineon´s latest

chip technologies.

Block Diagram

Absolute Maximum Ratings

At Tj = 25 °C, unless otherwise specified

Value

Parameter

Symbol

Min. Max.

Unit

Peak voltage supplied to ‘VCC’ pins

20*

-5

10

Peak voltage at ‘Vout’ pin to GND

-5

20*

V

≤ 3.3 V

-10

30

A

Junction temperature

150

Storage temperature

-55

150

Lead temperature TO-263;

MSL1, IPC/JEDEC J-STD-020A

225

Lead temperature TO-220 (soldering, 10 seconds)

260

°C

ESD rating (Human body model)

ESD

2 k

V

IEC climatic category; DIN EN 60068-1

55/150/56

-

* The positive peak voltage (= the voltage overshoot during switching transients) at the VCC pins and

the OUT pin/tab is limited by the Integrated Switch itself (pls., see the “Over-voltage protection of

VCC” paragraph

Thermal Characteristic

Values

Parameter

Symbol

Min.

Typ. Max.

Unit

Thermal resistance, junctions-case

1.9

Thermal resistance, junctions-ambient, leaded

62.5

K/W

FET Drive

Circuitry

GND

to PWM IC

(Pin 5)

(Pin 1-3)

= 12 V (Pin 6-7)

to output inductor

(Pin 4/tab)

High side FET

Low side FET