TFZ18B - ROHM Co., Ltd. - Datasheet.Live

Data Sheet

www.rohm.com

Zener diode

TFZ series

Applications Dimensions (Unit : mm) Land size figure (Unit : mm)

Voltage regulation

Features

1) Small power mold type (TUMD2)

2) High reliability

3) By chip-mouter,

automatic mouting is possible.

Construction Structure

Silicon epitaxial planer

Taping dimensions (Unit : mm)

Absolute maximum ratings (Ta=25°C)

Symbol Unit

PmW

Tj °C

Tstg °C

Topr °C

Parameter Limits

Power dissipation 500

Junction temperature 150

Storage temperature 55 to 150

Operating resistance 55 to 150

TUMD2

1.1

2.0

0.8 0.5

4.0±0.1 2.0±0.05 φ1.55±0.1

　　　　　 0

1.43±0.05 4.0±0.1 φ1.0±0.2

　　　　　0

2.75

3.5±0.05 1.75±0.1

8.0±0.2

0.25±0.05

0.9±0.08

2.8±0.05

EX. TFZ3.6B

ROHM : TUMD2

dot (year week factory) + day

1.3±0.05

0.8±0.05

2.5±0.2

1.9±0.1

0.6±0.2

　　　 0.1

0.17±0.1

　　 0.05

1/5 2011.10 - Rev.A

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Data Sheet

TFZ series 　

Electical characteristics (Ta=25°C)

MIN. MAX. Iz(mA) MAX. Iz(mA) MAX. VR(V)

TFZ 3.6B 3.600 3.845 20 60 20 10 1.0

TFZ 3.9B 3.890 4.160 20 50 20 5 1.0

TFZ 4.3B 4.170 4.430 20 40 20 5 1.0

TFZ 4.7B 4.550 4.800 20 25 20 5 1.0

TFZ 5.1B 4.940 5.200 20 20 20 5 1.5

TFZ 5.6B 5.450 5.730 20 13 20 5 2.5

TFZ 6.2B 5.960 6.270 20 10 20 5 3.0

TFZ 6.8B 6.490 6.830 20 8 20 2 3.5

TFZ 7.5B 7.070 7.450 20 8 20 0.5 4.0

TFZ 8.2B 7.780 8.190 20 8 20 0.5 5.0

TFZ 9.1B 8.570 9.010 20 8 20 0.5 6.0

TFZ 10B 9.410 9.900 20 8 20 0.2 7.0

TFZ 11B 10.500 11.050 10 10 10 0.2 8.0

TFZ 12B 11.440 12.030 10 12 10 0.2 9.0

TFZ 13B 12.550 13.210 10 14 10 0.2 10

TFZ 15B 13.890 14.620 10 16 10 0.2 11

TFZ 16B 15.250 16.040 10 18 10 0.2 12

TFZ 18B 16.820 17.700 10 23 10 0.2 13

TFZ 20B 18.630 19.590 10 28 10 0.2 15

TFZ 22B 20.640 21.710 5 30 5 0.2 17

TFZ 24B 22.610 23.770 5 35 5 0.2 19

TFZ 27B 24.970 26.260 5 45 5 0.2 21

TFZ 30B 27.700 29.130 5 55 5 0.2 23

TFZ 33B 30.320 31.880 5 65 5 0.2 25

TFZ 36B 32.790 34.490 5 75 5 0.2 27

TFZ 39B 35.360 37.190 5 85 5 0.2 30

(1) The zener voltage(Vz) is measured 40ms after power is supplied.

(2) The operating resistances(Zz,Zzk) are measured by superimposing a minute alternating current

on the regulated current(Iz)

MARKING (TYPE NO.)

TYPE TYPE　NO. TYPE TYPE　NO.

TFZ 3.6B B6 TFZ 16B BM

TFZ 3.9B B7 TFZ 18B BN

TFZ 4.3B B8 TFZ 20B BO

TFZ 4.7B B9 TFZ 22B BP

TFZ 5.1B BA TFZ 24B BQ

TFZ 5.6B BB TFZ 27B BR

TFZ 6.2B BC TFZ 30B BS

TFZ 6.8B BD TFZ 33B BT

TFZ 7.5B BE TFZ 36B BU

TFZ 8.2B BF TFZ 39B BV

TFZ 9.1B BG

TFZ 10B BH

TFZ 11B BI 　

TFZ 12B BJ

TFZ 13B BK

TFZ 15B BL

TYP.

Symbol

Zener Voltage：Vz(V) Dynamic Impedance : ZZ(Ω)Reverse

Current：IR(A)

2/5 2011.10 - Rev.A

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Data Sheet

TFZ series 　

10

100

1000

0.001 0.01 0.1 1 10 100 1000

Rth(j-a)

Rth(j-c)

POWER DISSIPATION:Pd(mW)

TIME:t(ms)

PRSM-TIME CHARACTERISTICS

TEMP.COEFFICIENCE:γz(%/°C)

ZENER VOLTAGE：Vz(V)

γz-Vz CHARACTERISTICS

TIME:t(s)

Rth-t CHARACTERISTICS

TRANSIENT

THAERMAL IMPEDANCE:Rth (°C/W)

REVERSE SURGE MAXIMUM

POWER:PRSM(W)

Pd-Ta

0

100

200

300

400

500

600

0 50 100 150 200

1

10

100

1000

10000

0.001 0.01 0.1 1 10 100

0.001

0.01

0.1

1

10

100

0 5 10 15 20 25 30 35 40

24

2018

1615

13

12

11

10

9.1

36

33

22 30

27 39

3.6

8.2

7.5

5.6

6.8

6.2

5.1

4.7

4.3

3.9

ZENER CURRENT:Iz(mA)

ZENER VOLTAGE:Vz(V)

Vz-Iz CHARACTERISTICS

-0.1

-0.08

-0.06

-0.04

-0.02

0

0.02

0.04

0.06

0.08

0.1

0 5 10 15 20 25 30 35 40

-10

-5

0

5

10

15

20

25

30

35

40

AMBIENT TEMPERATURE:Ta(°C)

Pd-Ta　CHARACTERISTICS

TEMP.COEFFICIENCE:γz(mV/°C)

%/°C

mV/°C

INPUT WAVEFORM

time(S) 300μs

10mA 500mW

10mA

1

p

uls

t

PRSM

INPUT WAVEFORM

3/5 2011.10 - Rev.A

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Data Sheet

TFZ11B 　

0.001

0.01

0.1

1

10

100

910 11 12

ZENER CURRENT:Iz(mA)

ZENER VOLTAGE:Vz(V)

Vz-Iz CHARACTERISTICS REVERSE VOLTAGE：VR(V)

VR-IR CHARACTERISTICS

REVERSE CURRENT:IR (pA)

CAPACITANCE BETWEEN

TERMINALS:Ct(pF)

REVERSE VOLTAGE:VR(V)

VR-Ct CHARACTERISTICS

Vz DISRESION MAP

ZENER VOLTAGE:Vz(V)

I

R

DISRESION MAP

REVERSE CURRENT:IR (pA)

Ct DISRESION MAP

CAPACITANCE

BETWEENTERMINALS:Ct(pF)

Ta=125°C

Ta=75°C

Ta=25°C

Ta=-25°C

0.1

1

10

100

1000

10000

012345678

Ta=125°C

Ta=25°C

Ta=75°C

1

10

100

1000

0 2 4 6 8

f=1MHz

10.4

10.5

10.6

10.7

10.8

10.9

AVE:10.8V

Ta=25°C

IZ=10mA

n=30pcs

0

10

20

30

40

50

60

70

80

90

100

Ta=25°C

VR=8V

n=30pcs

AVE:23.8pA

50

60

70

80

90

100

110

120

130

140

150

AVE:95.52pF

Ta=25°C

f=1MHz

VR=0V

n=10pcs

4/5 2011.10 - Rev.A

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Data Sheet

TFZ11B

ZENER CURRENT(mA)

Zz-Iz CHARACTERISTICS

DYNAMIC IMPEDANCE:Zz(Ω)

1

10

100

1000

10000

0.1 1 10

5/5 2011.10 - Rev.A

R1120A

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Notes