Nexperia

NCR320PAS / NCR321PAS

250 mA LED driver in DFN2020D-6

VEN (V)

0

25

20

10

15

5

aaa-029398

0.1

0.2

0.3

Iout

(A)

0

(4)

(6)

(5)

(1)

(3)

(2)

Vout = 2 V; Tamb = 25 °C

(1) Rext = 3 Ω

(2) Rext = 4 Ω

(3) Rext = 6 Ω

(4) Rext = 10 Ω

(5) Rext = 20 Ω

(6) Rext = open

Fig. 14. NCR320PAS: Output current as a function of

enable voltage; typical values

VEN (V)

0

25

20

10

15

5

aaa-029399

1

2

3

IEN

(mA)

0

(1)

(3)

(2)

Iout = 0 A; Rext = open

(1) Tamb = 85 °C

(2) Tamb = 25 °C

(3) Tamb = -40 °C

Fig. 15. NCR320PAS: Enable current as a function of

enable voltage; typical values

Vout (V)

0

12

8

4

aaa-029400

0.1

0.2

0.3

Iout

(A)

0

(1)

(2)

(3)

(4)

(5)

(6)

VEN = 3.3 V; Tamb = 25 °C

(1) Rext = 3 Ω

(2) Rext = 4 Ω

(3) Rext = 6 Ω

(4) Rext = 10 Ω

(5) Rext = 20 Ω

(6) Rext = open

Fig. 16. NCR321PAS: Output current as a function of

output voltage; typical values

Rext

1

102

10

aaa-029445

0.2

0.1

0.3

0.4

Iout

(A)

0

(1)

(2)

VEN = 3.3 V; Tamb = 25 °C

(1) Vout = 1.4 V

(2) Vout = 5.4 V

Fig. 17. NCR321PAS: Output current as a function of

external resistor; typical values

NCR320PAS_NCR321PAS

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Nexperia B.V. 2020. All rights reserved

Product data sheet

Rev. 1 — 13 May 2020

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