Absolute Maximum Ratings

Symbol

Parameter

Value

Unit

VI-VO

Input-Output Voltage Differential

40

V

TLEAD

Lead Temperature

230

℃

PD

Power Dissipation

TO-220

Internally limited

W

TO-252

2

SOT-223

TJ

Operating Junction Temperature Range

-40~105

℃

Tstg

Storage Temperature Range

-55~125

ΔVO /ΔT

Temperature Coefficient of Output Voltage

±0.02

%/℃

ELECTRICAL CHARACTERISTICS

(VI -VO=5V,IO=0.5A,0

℃≤TJ≤+125℃ ,IMAX=1.5A,PDMAX=20W,unless otherwise specified)

Parameter

Symbol

Test conditions

MIN

TYP

MAX

UNIT

Line Regulation(note1)

Rline

TA=25

℃

3V≤VI-VO≤40V

0.01

0.04

%/V

3V≤VI-VO≤40V

0.02

0.07

Load Regulation(note1)

Rload

TA=25

℃ , 10mA≤ IO≤ IMAX

VO<5V

VO ≥5V

18

0.4

25

0.5

mV

%VO

10mA≤ IO≤ IMAX

VO<5V

VO≥ 5 V

40

0.8

70

1.5

Adjustable Pin Current

ADJ

-

46

100

µA

Adjustable Pin Current Change

Δ lADJ

3V≤VI-VO≤40 V

10mA≤ IO≤ IMAX , PD≤ PMAX

2.0

5

Reference Voltage

VREF

3V≤VIN-VO≤ 40V

10mA≤ IO≤ IMAX , PD≤ PMAX

1.20

1.25

1.30

V

Temperature Stability

STT

-

0.7

%/ VO

Minimum Load Current to Maintain

Regulation

IL(MIN)

VI-VO=40V

3.5

12

mA

Maximum Output Current

IO(MAX)

VI- VO≤ 1 5 V, PD≤ PMAX

VI-VO≤40V, PD≤ PMAX

TA= 2 5

℃

1.0

2.2

0.3

A

RMS Noise,% of VOUT

N

TA=25

℃ ,10Hz≤f≤10KHz

0.003

0.01

%/ VO

Ripple Rejection

RR

VO=10V, f =120Hz

without

CADJ

CADJ= 1 0 µ F( note2 )

66

60

75

dB

Long-Term Stability,TJ=THIGH

ST

TA= 25

℃ for end point

mesasurements, 1 0 0 0 HR

0.3

1

%

Thermal Resistance Junction to case

RθJC

-

5

℃/W

Notes:

1. Load and line regulation are specified at constant junction temperature. Change in VD due to heating effects must

be taken into account separately. Pulse testing with low duty is used.(PMAX=20W)

2.CADJ . when used, is connected between the adjustment pin and ground.

l

e

1

www.umw-ic.com

2

友台半导体有限公司

UMW

LM217

R