AMS431LV View Datasheet(PDF) - Advanced Monolithic Systems Inc

Part Name

Description

Manufacturer

AMS431LV

Low voltage operation (2.5V)

Advanced Monolithic Systems Inc 

AMS431LV

Absolute Maximum Ratings

Parameter

Cathode Voltage

Continuous Cathode Current

Reference Current

Operating Junction Temperature Range

Storage Temperature Range

Thermal Resistance

Lead Temperature (Soldering) 10 seconds

Symbol

VKA

I KA

I REF

TJ

TSTG

θ JA

TLEAD

Maximum

18

90

1

150

-65 to 150

120 (SOT-89)

230 (SOT-23-3)

230 (SOT-23-5L)

150 (SOP-8)

220 (TO-92)

260

Units

V

mA

mA

°C

°C

°C/W

°C

Electrical Characteristics

TA=25℃, unless otherwise specified.

PARAMETER

SYMBOL

0.5%

Reference Voltage

1%

2%

Deviation of reference voltage over full

temperature range

VREF

VI(dev)

TEST

CIRCUIT

1

1

TEST CONDITIONS

VKA = VREF, IKA = 10mA

VKA = VREF, IKA = 10mA

TA = -40°C to 125°C

MIN

TYP

MAX UNIT

2483 2495 2507

2470 2495 2520 mV

2445 2495 2545

--

-14

--

mV

Ratio of change in reference voltage to the

ΔVREF

2

change in cathode voltage

ΔVKA

IKA = 3mA,

ΔVKA = 10 V - VREF

--

0.2 2.7 mV/V

Reference current

Deviation of Reference current over full

temperature range

Minimum cathode current for regulation

Off-state cathode current

Dynamic impedance

IREF

II(dev)

IMIN

IOFF

ZKA

IKA = 10mA,

2

--

0.3

4

μA

R1=10kΩ, R2 = ∞

IKA = 10mA, R1=10kΩ,

2

-- -0.13 --

μA

R2 = ∞, TA = 0°C to 125°C

1

VKA = VREF

-- 0.15 0.3 mA

3

VKA = 18V, VREF = 0

--

0.4

1

μA

IKA = 1mA to 90mA,

1

-- 0.08 0.7

Ω

VKA = VREF, f ≤ 1kHZ

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