MAX14821ETG 데이터 시트보기 (PDF) - Maxim Integrated

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MAX14821ETG

IO-Link Device Transceiver

Maxim Integrated 

MAX14821

IO-Link Device Transceiver

Typical Operating Characteristics (continued)

(VCC = 24V, LDOIN = VP, VL = LDO33, C/Q and DO in push-pull configuration, TA = +25NC, unless otherwise noted.)

C/Q SHORT-CIRCUIT PROTECTION

MAX14821 toc13

C/Q

10V/div

TXEN = VL

TXQ = TXC = VL

tSHORT = 200µs

40µs

ISINK

100mA /div

IRQ

2V/div

V5 LOAD REGULATION

0.00

-0.02

-0.04

-0.06

-0.08

TA = +85°C

-0.10

-0.12

TA = +25°C

TA = -40°C

-0.14

-0.16

-0.18

-0.20

0

10

20

30

LOAD CURRENT (mA)

VCC SUPPLY CURRENT

vs. C/Q DATA RATE

18

16

VLDOIN = V5 = 5V

TXEN = VL

14 HiSlew = 1

NO LOAD ON C/Q

12

10

8

VCC = 36V

VCC = 30V

6

VCC = 24V

4

2

0

1

10

100

1k

C/Q DATA RATE (kbps)

LDOIN SUPPLY CURRENT

vs. LDOIN VOLTAGE

4.0

3.5

3.0

TA = +25°C TA = +85°C

2.5

TA = -40°C

2.0

1.5

1.0 VCC = 36V

C/Q AND DO DRIVERS ENABLED

0.5 V5, LDO33 ARE LOADED

TXC = TXQ = LO = VL

0

9 12 15 18 21 24 27 30 33 36

VLDOIN (V)

0

-0.05

-0.1

-0.15

-0.2

-0.25

-0.3

-0.35

0

LDO33 LOAD REGULATION

TA = -40°C

TA = +25°C

TA = +85°C

5

10 15 20 25 30

LOAD CURRENT (mA)

VCC SUPPLY CURRENT

vs. VCC VOLTAGE

1.8

TA = +25°C

1.6

1.4

1.2

1.0

TA = +85°C

TA = -40°C

0.8

0.6 VLDOIN = 7V

C/Q AND DO DRIVERS ENABLED

0.4 V5, VP UNLOADED

0.2 C/Q AND DI CURRENT LOADS OFF

TXC = TXQ = LO = VL

0

9 12 15 18 21 24 27 30 33 36

VCC VOLTAGE (V)

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