UL497L-S16-R datasheet(6/8 Pages) UTC

6 / 8 page

UL497

Preliminary

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

6 of 8

www.unisonic.com.tw

QW-R118-015.a

ELECTRICAL CHARACTERISTICS (VS=14.4V, -40 °C<TJ<125°C, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Min Operating Voltage

3.5

Supply Current

V3=6V

V3=4V

Voltage Supply

Supply Clamping Zener Voltage

VZ3

IZ3=70mA

6.8

7.5

8.2

Input Voltage

Low Status

0.6

High Status

2.5

Input Current

V5=LOW

-400

-50

μA

Darlington Driver Saturation Current

V16–14

I14=50mA

0.5

I14=180mA

0.9

Current Limit Sensing Voltage

VSENSE

VS=6~16V

260

320

370

CW Charge Current

I11C

VS=5.3~16V,V11=0.5V,

T=10~33ms

-11.0

-9.3

-7.8

μA

CW Charge Current

I11D

VS=5.3~16V, V11=0.5V,

T=10~33ms

0.5

0.7

1.0

μA

CW Charge Discharge ratio

I11C/I11D

VS= 5.3~16V, V11=0.5V,

T=10~33ms (Note 1)

7.8

22.0

Percentage of Output Current

Determining the Slow Recovery

Control Start (Note 2)

ISRC/ISENSE

98.5

Duration of Altered Small Control

Ratio after SRC Function Start

TSRC

CSRC=1μF, R7=62KΩ

0.8

External Darlington over V Prot

Zener Voltage

VZ15

I15=5mA

22.5

I15=2mA

21.5

Permanent Conduction Time

V5=High, CP=1μF, R7=62KΩ

0.4

1.1

1.8

RPM Output Saturation Voltage

V6SAT

I6=18.5mA

0.5

I6=25mA

0.8

RPM Output Leakage Current

I6 LEAK

VS=20V

μA

Auxiliary Zener Voltage

VZ7

I7=20mA

Reference Voltage

V12

1.20

1.25

1.30

Notes: 1. td/t desaturation ratio is given by: td/T=1/[1+I11C/I11D]

2. ISENSE=Icoil when the external Darlington is in the active region.

UL497L-S16-R 数据表(PDF) 6 Page - Unisonic Technologies

UL497L-S16-R 数据表(HTML) 6 Page - Unisonic Technologies

Html Pages

1 2 3 4 5 6 7 8

数据表下载