Motorola 1N827A, 1N829A, 1N827, 1N829, 1N825A Datasheet

MOTOROLA

SEMICONDUCTOR

TECHNICAL DATA

Motorola TVS/Zener Device Data

8-1

6.2 Volt OTC 400 mW DO-35 Data Sheet

Temperature-Compensated
Zener Reference Diodes

Temperature-compensated zener reference diodes utilizing a single chip oxide passi­vated junction for long-term voltage stability. A rugged, glass-enclosed, hermetically sealed
structure.

Mechanical Characteristics:
CASE: Hermetically sealed, all-glass

DIMENSIONS: See outline drawing.
FINISH: All external surfaces are corrosion resistant and leads are readily solderable.
POLARITY: Cathode indicated by polarity band.
WEIGHT: 0.2 Gram (approx.)
MOUNTING POSITION: Any

Maximum Ratings

Junction Temperature: – 55 to +175°C

Storage Temperature: – 65 to +175°C

DC Power Dissipation: 400 mW @ TA = 50°C

WAFER FAB LOCATION: Phoenix, Arizona
ASSEMBLY/TEST LOCATION: Phoenix, Arizona

ELECTRICAL CHARACTERISTICS

(TA = 25°C unless otherwise noted. VZ = 6.2 V ± 5%* @ IZT = 7.5 mA) (Note 5)

JEDEC

Type No.

Maximum

VoltageChange

∆VZ (Volts)

(Note 1)

Ambient

Test Temperature

°C

±1°C

Temperature

Coefficient

For Reference Only

%/°C

(Note 1)

Maximum

Dynamic Impedance

ZZT Ohms

(Note 2)

1N821 0.096 – 55, 0, +25, +75, +100 0.01 15
1N823 0.048

0.005

1N825 0.019 0.002

1N827 0.009 0.001
1N829 0.005 0.0005

1N821A 0.096 0.01 10
1N823A 0.048 0.005
1N825A 0.019 0.002

1N827A 0.009 0.001
1N829A 0.005 0.0005

*Tighter-tolerance units available on special request.

1N821,A 1N823,A
1N825,A 1N827,A

1N829,A

TEMPERATURE-

COMPENSATED
SILICON ZENER

REFERENCE DIODES

6.2 V, 400 mW

CASE 299

DO-204AH

GLASS

1N821,A 1N823,A 1N825,A 1N827,A 1N829,A

Motorola TVS/Zener Device Data

8-2

6.2 Volt OTC 400 mW DO-35 Data Sheet

Devices listed in bold, italic are Motorola preferred devices.

MAXIMUM VOLTAGE CHANGE versus AMBIENT TEMPERATURE

(with IZT = 7.5 mA ±0.01 mA) (See Note 3)

1N821 through 1N829

Figure 1a Figure 1b

∆

VZ = +31 mV

∆

VZ = –31 mV

IZT = 7.5 mA

1N821,A

1N823,A

1N825,A

1N829,A

1N827,A

1N827,A

1N825,A

1N823,A

1N821,A

100

75

50

25

0

–25

–50

–75

–10

0

–55 0 50 100

TA, AMBIENT TEMPERATURE (

°

C)

–55 0 50 100

–20

–15

–10

–5

0

5

10

15

20

1N821,A

25

1N823,A

1N825,A

1N827,A

1N829,A

1N829,A

1N827,A

1N825,A

1N823,A

1N821,A

–25

ZENER CURRENT versus MAXIMUM VOLTAGE CHANGE

(At Specified Temperatures)

(See Note 4)

MORE THAN 95% OF THE UNITS ARE IN THE RANGES INDICATED BY THE CURVES.

Figure 2. 1N821 Series Figure 3. 1N821A Series

∆

V

Z

, MAXIMUM VOLTAGE CHANGE (mV)

(Referenced to –55

°

C)

I

Z

, ZENER CURRENT (mA)

I

Z

, ZENER CURRENT (mA)

10

9

8

7.5
7

6

5

4

–75 –50 –25 0 25 50

+100°C

I

ZT

+25°C

–55°C

+25°C

+100°C

–55°C

10

9

8

7.5
7

6

5

4

∆

VZ, MAXIMUM VOLTAGE CHANGE (mV)

(Referenced to IZT = 7.5 mA)

–75 –50 –25 0 25 50

∆

VZ, MAXIMUM VOLTAGE CHANGE (mV)

(Referenced to IZT = 7.5 mA)

–55°C

+25°C

+100°C

I

ZT

–55°C

+25°C

+100°C