Datasheet

NCR402U All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 1 — 10 December 2013 3 of 15
NXP Semiconductors
NCR402U
20 mA LED driver
5. Limiting values
[1] Between all terminals.
[2] Device mounted on an FR4 Printed-Circuit Board (PCB); single-sided copper; tin-plated and standard
footprint.
[3] Device mounted on an FR4 PCB; single-sided copper; tin-plated and mounting pad for output 1 cm
2
.
[4] Device mounted on an FR4 PCB; 4-layer copper; tin-plated and standard footprint.
[5] Device mounted on an FR4 PCB; 4-layer copper; tin-plated and mounting pad for output 1 cm
2
.
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
I
out
stabilized output current if
external resistor is used
-65mA
V
S
supply voltage - 40 V
V
out
output voltage V
S
= 40 V - 38 V
V
R
reverse voltage
[1]
-0.5V
P
tot
total power dissipation T
amb
 25 C
[2]
-475mW
T
amb
 25 C
[3]
-650mW
T
amb
 25 C
[4]
-750mW
T
amb
 25 C
[5]
- 1100 mW
T
j
junction temperature - 150 C
T
amb
ambient temperature 55 +150 C
T
stg
storage temperature 65 +150 C
(1) FR4 PCB, 4-layer copper; standard footprint.
(2) FR4 PCB, single-sided copper; standard footprint.
Fig 1. Power derating curve
T
amb
(°C)
-75 17512525 75-25
aaa-010053
0.4
0.6
0.2
0.8
1
P
tot
(W)
0
(1)
(2)