Datasheet

NJM431S/NJM432S

- 2 -

Ver.1.0

■ ABSOLUTE MAXIMUM RATINGS

(Ta=25ºC)

PARAMETER

SYMBOL

MAXIMUM RATINGS

UNIT

Cathode Voltage

VKA

37 (*1)

V

Continuous Cathode Current

IK

-100 to 150

mA

Reference Input Current

IREF

-0.05 to 10

mA

Power Dissipation

PD

SOT-89-3 : 625(*2) , 1300(*3)

mW

SOT-23-5 : 480(*4) , : 650(*5)

Operating Temperature Range

Topr

-40 to +125

°

C

Storage Temperature Range

Tstg

-50 to +150

°

C

(*1) Unless specified, all voltage value are with respect to the anode pin.

(*2) Mounted on glass epoxy board. (76.2 × 114.3 × 1.6mm: EIA/JEDEC standard size, 2Layers, Cu area 100mm2)

(*3) Mounted on glass epoxy board. (76.2 × 114.3 × 1.6mm: EIA/JEDEC standard, 4Layers)

(For 4Layers: Applying 74.2×74.2mm inner Cu area and a thermal via hole to a board based on JEDEC standard JESD51-5)

(*4) Mounted on glass epoxy board. (76.2 × 114.3 × 1.6mm: EIA/JEDEC standard size, 2Layers)

(*5) Mounted on glass epoxy board. (76.2 × 114.3 × 1.6mm: EIA/JEDEC standard size, 4Layers),

internal Cu area: 74.2 × 74.2mm

■ THERMAL CHARACTERISTIC

Item

測定結果

SOT-89-3(*)

SOT-23-5(*)

Thermal Resistance(θja)

θja=97 ºC /W

θja=193 ºC /W

Thermal Characterization parameter(Ψjt)

Ψjt=40 ºC /W

Ψjt=58 ºC /W

(*SOT-89-3) Mounted on glass epoxy board. (76.2 × 114.3 × 1.6mm: EIA/JEDEC standard, 4Layers)

(For 4Layers: Applying 74.2×74.2mm inner Cu area and a thermal via hole to a board based on JEDEC standard JESD51-5)

(*

SOT-23-5) Mounted on glass epoxy board. (76.2 × 114.3 × 1.6mm: EIA/JEDEC standard size, 4Layers), internal Cu area: 74.2 × 74.2mm

■ RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

MIN.

TYP.

MAX.

UNIT

Cathode Voltage

VKA

VREF

-

36

V

Cathode Current

IK

0.7

-

100

mA

■ ELECTRICAL CHARACTERISTICS

(IK=10mA, Ta=25ºC)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN.

TYP. MAX. UNIT

Reference Voltage

VREF

VKA=VREF(*6)

2450 2495 2540

mV

Reference Input Voltage Change

Over Temperature Range

∆VREF

(dev)

VKA=VREF (*6)

Ta=-40˚C to +85˚C

-

8

17

mV

Reference Voltage Change

vs. Cathode Voltage Change

∆VREF/

∆VKA

(*7)

∆VKA=10V-VREF

∆VKA=36V-10V

-

-1.4

-1

-2.7

-2

mV/V

Reference Input Current

IREF

R1=10kΩ, R2=∞(*7)

-

2

4

µA

Reference Input Current Change

Over Temperature Range

∆IREF

(dev)

R1=10kΩ, R2=∞(*7)

Ta=-40˚C to +85˚C

-

0.4

1.2

µA

Minimum Cathode Current

IMIN

VKA=VREF(*6)

-

0.4

0.7

mA

OFF State Cathode Current

IOFF

VKA=36V, VREF=0V(*8)

-

0.1

1.0

µA

Dynamic Impedance

ΙZKAΙ

VKA=VREF, IK=1mA to 100mA,

f≤1kHz(*6)

-

0.2

0.5

Ω

The maximum value of “Dynamic Impedance“, “Reference Voltage Change” and “Reference Input Current Change”

are determined based on sampling evaluation from the initial production lots, and thus not tested in the production test.

Therefore, these values are for the reference design purpose only.

(*6) Test Circuit Fig.1, (*7) Test Circuit Fig.2, (*8) Test Circuit Fig.3