NJM2820 查看數據表（PDF） - Japan Radio Corporation

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NJM2820

ADJUSTABLE HIGH PRECISION SHUNT REGULATOR

Japan Radio Corporation  

NJM2820, NJM2821, NJM2822

■ABSOLUTE MAXIMUM RATINGS (Ta=25°C)

PARAMETER

SYMBOL

Cathode Voltage

Continuous Cathode Current

Reference Input Current

Power Dissipation

Operating Temperature Range

Storage Temperature Range

VKA

IK

IREF

PD

TOPR

TSTG

MAXIMUM RATINGS

14

-30 ∼ 50

-10 ∼ 0.05

(MTP5) 200

-40 ∼ +85

-40 ∼ +150

UNIT

V

mA

mA

mW

°C

°C

■RECOMMENDED OPERATING CONDITIONS (Ta=25°C)

PARAMETER

SYMBOL MIN. TYP. MAX.

Cathode Voltage

Cathode Current

VKA

VREF

–

13

IK

0.5

–

30

UNIT

V

mA

■ELECTRICAL CHARACTERISTICS (IK=1mA,Ta=25°C)

PARAMETER

SYMBOL

TEST CONDITION

Reference Voltage

Reference Voltage

Change vs. Cathode

Voltage Change

Reference Input Current

Minimum Input Current

Cathode Current

(Off Cond.)

Dynamic Impedance

VREF VKA=VREF

(*1)

∆VREF/ ⎮VREF⎮≤VKA≤5V

(*2)

∆VKA 5V≤VKA≤13V

(*2)

IREF

IMIN

IOFF

R1=10kΩ, R2=∞

(*2)

VKA=VREF, ∆VREF=1% (*1)

VKA=13V, VREF=0V

(*3)

⎮ZKA⎮ VKA= VREF, f≤1kHz

0.5mA≤IK≤30mA

(*1)

MIN.

1241

–

–

–

–

–

–

TYP.

1250

–

–

2.0

80

0.01

0.12

MAX.

1259

±2.7

±2.0

4.0

500

1.0

UNIT

mV

mV/V

mV/V

uA

uA

uA

–

Ω

■TEMPERATURE CHARACTERISTICS (IK=1mA,Ta=-40°C ∼ 85°C)

PARAMETER

SYMBOL

TEST CONDITION

Reference Voltage

∆VREF VKA=VREF

(*1)

Change

Reference Input Current

Change

∆IREF R1=10kΩ,R2=∞

(*2)

MIN.

–

–

TYP.

±10

0.5

MAX. UNIT

–

mV

–

uA

⎮VREF⎮···Reference voltage includes error.

(*1): Test Circuit (Fig.1)

(*2): Test Circuit (Fig.2)

(*3): Test Circuit (Fig.3)

In case of NJM2822, all electrical characteristics are measured referencing to the anode terminal of PIN 5.

-2-

Ver.2009-11-12

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