LM217 datasheet(7/25 Pages) STMICROELECTRONICS

7 / 25 page

LM117, LM217, LM317

Electrical characteristics

Doc ID 2154 Rev 15

7/25

VI - VO = 5 V, IO = 500 mA, IMAX = 1.5 A and PMAX = 20 W, TJ = 0 to 125°C, unless otherwise

specified.

Table 5.

Electrical characteristics for LM317

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

ΔVO

Line regulation

VI - VO = 3 to 40 V

TJ = 25°C

0.01

0.04

%/V

0.02

0.07

ΔVO

Load regulation

VO ≤ 5 V

IO = 10 mA to IMAX

TJ = 25°C

VO ≥5 V,

IO = 10 mA to IMAX

TJ = 25°C

0.1

0.5

0.3

1.5

IADJ

Adjustment pin current

100

µA

ΔIADJ

Adjustment pin current

VI - VO = 2.5 to 40V,

IO = 10 mA to 500mA

0.2

µA

VREF

Reference voltage

(between pin 3 and pin 1)

VI - VO = 2.5 to 40V IO = 10 mA to 500mA

PD ≤ PMAX

1.21.251.3

ΔVO/VO

Output voltage

temperature stability

IO(min)

Minimum load current

VI - VO = 40 V

3.5

IO(max)

Maximum load current

VI - VO ≤ 15 V, PD < PMAX

1.5

2.2

VI - VO = 40 V, PD < PMAX, TJ = 25°C

0.4

Output noise voltage

(percentage of VO)

B = 10Hz to 100kHz, TJ = 25°C

0.003

SVR

Supply voltage rejection (1) TJ = 25°C, f = 120Hz

CADJ=0

CADJ=10µF

CADJ is connected between pin 1 and ground.

LM217 数据表(PDF) 7 Page - STMicroelectronics

LM217 数据表(HTML) 7 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

数据表下载

链接网址

LM217 数据表(PDF) 7 Page - STMicroelectronics

LM217 数据表(HTML) 7 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

数据表 下载

链接网址

数据表下载