ST STTH1202 User Manual

Main product characteristics

STTH1202

Ultrafast recovery diode

I

F(AV)

V

RRM

T

(max) 175° C

j

(typ) 0.82 V

V

F

(typ) 18 ns

t

rr

12 A

200 V

Features and benefits

■ Very low conduction losses

■ Negligible switching losses

■ Low forward and reverse recovery time

■ High junction temperature

■ Insulated packages

– TO-220FPAC

Electrical insulation 1500 V

RMS

– TO-220AC Ins

Electrical insulation 2500 V

RMS

Description

The STTH1202 uses ST's new 200V planar Pt doping technology, and is specially suited for switching mode base drive and transistor circuits.

K

TO-220AC

STTH1202D

A

K

A

K

TO-220FPAC

STTH1202FP

A

K

TO-220AC Ins

STTH1202DI

Packaged in TO-220AC, TO-220FPAC, and

Order codes

TO-220AC Ins, this device is intended for use in low voltage, high frequency inverters, free

Part Number Marking

wheeling and polarity protection.

STTH1202D STTH1202

STTH1202FP STTH1202

STTH1202DI STTH1202DI

March 2007 Rev 1 1/10

www.st.com

Characteristics STTH1202

1 Characteristics

Table 1. Absolute ratings (limiting values at T

= 25° C, unless otherwise specified)

j

Symbol Parameter Value Unit

V

RRM

V

RSM

I

F(RMS)

I

F(AV)

I

FRM

I

FSM

T

Table 2. Thermal parameters

Repetitive peak reverse voltage 200

Non repetitive peak reverse voltage 200

RMS forward current 30 A

= 140° C

TO-220AC

Average forward current, δ = 0.5

TO-220FPAC

T

c

= 130° C

T

c

= 105° C

T

c

Repetitive peak forward current tp = 10 µs F = 5 kHz square 130 A

Surge non repetitive forward current tp = 10 ms Sinusoidal 100 A

Storage temperature range -65 to + 175 ° C

stg

Maximum operating junction temperature 175 ° C

T

j

12 ATO-220AC Ins

Symbol Parameter Value Unit

TO-220AC 2.5

R

th(j-c)

Junction to case

° C/WTO-220AC Ins 3

TO-220FPAC 5

V

Table 3. Static electrical characteristics

Symbol Parameter Test conditions Min. Typ Max. Unit

(1)

I

R

V

1. Pulse test: tp = 5 ms, δ < 2 %

2. Pulse test: t

Reverse leakage current

(2)

Forward voltage drop

F

= 380 µs, δ < 2 %

p

= 25° C

j

= 125° C 10 100

T

j

= 25° C

T

j

T

= 150° C 0.82 0.95

j

= 25° C

T

j

Tj = 125° C 0.91 1.05

= 150° C 0.87 1.0

T

j

= V

V

R

RRM

IF = 12 A

I

= 15 A

F

1.0 1.10

10

1.15

T

To evaluate the conduction losses use the following equation: P = 0.77 x I

+ 0.015 x I

F(AV)

F2(RMS)

µA

V

2/10

STTH1202 Characteristics

Table 4. Dynamic characteristics

Symbol Parameter

t

rr

I

RM

t

fr

V

FP

Reverse recovery time

Reverse recovery current

Forward recovery time

Forward recovery voltage

Test conditions

I

= 1 A, dIF/dt = -50 A/µs,

F

VR = 30 V, Tj = 25° C

= 1 A, dIF/dt = -100 A/µs,

I

F

= 30 V, Tj = 25° C

V

R

= 12 A, dIF/dt = -200 A/µs,

I

F

VR = 160 V, Tj = 125° C

I

= 12 A, dIF/dt = 100 A/µs

F

VFR = 1.1 x V

, Tj = 25° C

Fmax

IF = 12 A, dIF/dt = 100 A/µs,

= 25° C

T

j

Min. Typ Max. Unit

28 35 ns

18 24

5.8 7.5 A

110 ns

2V

Figure 1. Peak current versus duty cycle Figure 2. Forward voltage drop versus

forward current (typical values)

I (A)

M

80

I

T

M

60

P = 5W

40

P = 2W

20

0

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

P = 1W

δ

=tp/T

tp

I (A)

FM

200

180

160

140

120

100

80

60

40

20

0

0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8

T=150°C

j

(typical values)

T=150°C

j

(maximum values)

V (V)

FM

T=25°C

j

(maximum values)

Figure 3. Relative variation of thermal

impedance, junction to case, versus pulse duration (TO-220AC, TO-220AC Ins)

Z/R

th(j-c) th(j-c)

1.0

Single pulse TO-220AC TO-220AC Ins

t (s)

0.1

1.E-03 1.E-02 1.E-01 1.E+00

p

Figure 4. Relative variation of thermal

impedance, junction to case, versus pulse duration (TO-220FPAC)

Z/R

th(j-c) th(j-c)

1.0

Single pulse TO-220FPAC

0.1

t (s)

0.0

1.E-03 1.E-02 1.E-01 1.E+00 1.E+01

3/10

p