TN1205T-600B - STMicroelectronics, Inc.

October 2009 Doc ID 16339 Rev 1 1/8

TN1205T-600

12 A SCR

Features

■High current density per square mm

Applications

■Overvoltage crowbar protection

■Motor control circuits in power tools and

kitchen aids

■Inrush current limiting circuits

Description

This device is mounted in DPAK and intended for

use in applications such as voltage regulators

circuits for motorbikes, overvoltage crowbar

protection, motor control circuits in power tools

and capacitive discharge ignition.

Table 1. Device summary

IT(rms) 12 A

VDRM/VRRM 600 V

IGT 2 to 5 mA

DPAK

TN1205T-600B

www.st.com

Characteristics TN1205T-600

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1 Characteristics

Table 2. Absolute ratings(1)

Symbol Parameter Value Unit

IT(RMS) On-state rms current (180 °C conduction angle) Tc = 103 °C 12 A

IT(AV) Average on-state current(180 °C conduction angle) Tc = 103 °C 8 A

ITSM Non repetitive surge peak on-state current tp = 8.3 ms

tp = 10 ms

120

115 A

I2TI

2T value for fusing tp = 10 ms 66 A2s

di/dt Critical rate of rise of on-state current

IG = 2 x IGT

, tr ≤ 100 ns F = 60 Hz Tj = 125 °C 50 A/µs

IGM Peak gate current tp = 20 µs Tc = 125 °C 4 A

PG(AV) Average gate power dissipation Tj = 125 °C 1 W

Tstg Storage junction temperature range -40 to + 150 °C

TjOperating junction temperature range -40 to + 125

1. Tj = 25 °C, unless otherwise specified

Table 3. Electrical characteristics(1)

Symbol Test conditions Min. Typ. Max. Unit

IGT V

D = 12 V, RL = 33 Ω25mA

VGT VD = 12 V, RL = 33 Ω1.3 V

VGD VD = VDRM, RL = 3.3 kΩTj = 125 °C 0.2 V

IH I

T = 500 mA gate open 15 mA

ILIG = 1.2 IGT 30 mA

dV/dt VD = 67% VDRM gate open Tj = 125 °C 100 V/µs

tGT

Gate controlled turn on time

ITM = 40 A, VD = VDRM(MAX), IGT = 100 mA

dIG/dt = 5 A/µs, RG = 68 Ω

1.2 µs

Circuit commutated turn off time

VD = 67% VDRM(MAX), Tj = 125 °C, ITM = 20 A, VR = 25 V

dIT/dt = 30 A/µS, dVD/dt = 50 V/µs, RGK = 100 Ω

55 µs

VTM ITM = 24 A, Tp = 380 µs 1.6 V

VT0 Threshold voltage Tj = 125 °C 0.85 V

RdDynamyc restistance Tj = 125 °C 30 mΩ

IDRM

IRRM

VDRM = VRRM

Tj = 25 °C 5 µA

Tj = 125 °C 2 mA

1. Tj = 25 °C, unless otherwise specified

TN1205T-600 Characteristics

Doc ID 16339 Rev 1 3/8

Table 4. Thermal resistance

Symbol Parameter Value Unit

Rth(j-c) Junction to case (DC) 1.8 °C/W

Rth(j-a) Junction to ambient (DC) S(1) = 0.5 cm²70 °C/W

1. S = Copper surface under tab.

Figure 1. Maximum average power

dissipation versus average

on-state current

Figure 2. Average and DC on-state current

versus case temperature

Figure 3. Average DC on-state current

versus ambient temperature

Figure 4. Relative variation of thermal

impedance junction to case

versus pulse duration

Characteristics TN1205T-600

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Figure 5. Relative variation of thermal

impedance junction to ambient

versus pulse duration

Figure 6. Relative variation of gate trigger

current and voltage, holding and

latching current versus Tj

Figure 7. Surge peak on-state current

versus number of cycles

Figure 8. Non-repetitive surge peak on-state

current for a sinusoidal pulse, and

corresponding values of I²t

10.0

100.0

1000.0

0.01 0.10 1.00 10.00

t (ms)

I (A), I t (A s)

TMS

T initial = 25

ITSM

I t

dI/dt limitation:

50 A/µs

Figure 9. On-state characteristics

(maximum values)

Figure 10. Thermal resistance junction to

ambient versus copper surface

under tab

TN1205T-600 Ordering information scheme

Doc ID 16339 Rev 1 5/8

2 Ordering information scheme

Figure 11. Ordering information scheme

Standard SCR series

Current

Sensitivity

Application specific

Voltage

Package

Packing mode

12 = 12 A

05 = 5 mA

600 = 600 V

B = DPAK

Blank = Tube

-TR = Tape and reel

TN 12 05 T - 600 B (-TR)

Package information TN1205T-600

6/8 Doc ID 16339 Rev 1

3 Package information

●Epoxy meets UL94, V0

●Lead-free package

In order to meet environmental requirements, ST offers these devices in different grades of

ECOPACK® packages, depending on their level of environmental compliance. ECOPACK®

specifications, grade definitions and product status are available at: www.st.com.

ECOPACK® is an ST trademark.

Figure 12. Footprint (dimensions in mm)

Table 5. DPAK dimensions

Ref.

Dimensions

Millimeters Inches

Min. Max. Min. Max.

A 2.20 2.40 0.086 0.094

A1 0.90 1.10 0.035 0.043

A2 0.03 0.23 0.001 0.009

B 0.64 0.90 0.025 0.035

B2 5.20 5.40 0.204 0.212

C 0.45 0.60 0.017 0.023

C2 0.48 0.60 0.018 0.023

D 6.00 6.20 0.236 0.244

E 6.40 6.60 0.251 0.259

G 4.40 4.60 0.173 0.181

H 9.35 10.10 0.368 0.397

L2 0.80 typ. 0.031 typ.

L4 0.60 1.00 0.023 0.039

V2 0° 8° 0° 8°

0.60 MIN.

6.7

6.7 3 3 1.6

1.6

2.3

TN1205T-600 Ordering information

Doc ID 16339 Rev 1 7/8

4 Ordering information

5 Revision history

Table 6. Ordering information

Order code Marking Package Weight Base qty Delivery mode

TN1205T-600B TN12 05T6 DPAK 0.3g 75 Tube

TN1205T-600B-TR TN12 05T6 2500 Tape and reel

Table 7. Document revision history

Date Revision Changes

01-Oct-2009 1 Initial release.

TN1205T-600

8/8 Doc ID 16339 Rev 1

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