nsi50350ast3g ON Semiconductor, nsi50350ast3g Datasheet - Page 2

• Manufacturer Part Number: nsi50350ast3g
• Description: Nsi50350ast3g Constant Current Regulator & Led Driver
• Manufacturer: ON Semiconductor

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. I
2. V
3. I
NOTE: Lead measurements are made by non−contact methods such as IR with treated surface to increase emissivity to 0.9.
4. 400 mm
5. 900 mm
6. 1600 mm
7. 2500 mm
(For NOTES 4−7: PCB is DENKA K1, 1.5 mm Al, 2kV Thermally conductive dielectric, 2 oz. Cu, or equivalent).
8. 1000 mm
MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
THERMAL CHARACTERISTICS
Total Device Dissipation (Note 4) T
Thermal Resistance, Junction−to−Ambient (Note 4)
Thermal Reference, Junction−to−Tab (Note 4)
Total Device Dissipation (Note 5) T
Thermal Resistance, Junction−to−Ambient (Note 5)
Thermal Reference, Junction−to−Tab (Note 5)
Total Device Dissipation (Note 6) T
Thermal Resistance, Junction−to−Ambient (Note 6)
Thermal Reference, Junction−to−Tab (Note 6)
Total Device Dissipation (Note 7) T
Thermal Resistance, Junction−to−Ambient (Note 7)
Thermal Reference, Junction−to−Tab (Note 7)
Total Device Dissipation (Note 8) T
Thermal Resistance, Junction−to−Ambient (Note 8)
Thermal Reference, Junction−to−Tab (Note 8)
Anode−Cathode Voltage
Reverse Voltage
Operating and Storage Junction Temperature Range
ESD Rating:
Steady State Current @ Vak = 7.5 V (Note 1)
Voltage Overhead (Note 2)
Pulse Current @ Vak = 7.5 V (Note 3)
Derate above 25°C
Derate above 25°C
Derate above 25°C
Derate above 25°C
Derate above 25°C
conductive dielectric, 2 oz. Cu (or equivalent), in still air.
reg(SS)
reg(P)
overhead
Lead temperature measurement by attaching a T/C may yield values as high as 30% higher °C/W values based upon empirical
measurements and method of attachment.
non−repetitive pulse test. Pulse width t ≤ 360 msec.
steady state is the voltage (Vak) applied for a time duration ≥ 300 sec, using 900 mm
2
2
, see below PCB description, still air.
, see below PCB description, still air.
2
2
2
= V
, see below PCB description, still air.
, see below PCB description, still air.
, FR4, 3 oz Cu, still air.
in
Human Body Model
Machine Model
− V
LEDs
(T
. V
A
= 25°C unless otherwise noted)
overhead
Characteristic
Characteristic
Rating
A
A
A
A
A
is typical value for 70% I
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
(T
A
= 25°C unless otherwise noted)
http://onsemi.com
reg(SS)
.
2
V
Vak Max
Symbol
Symbol
T
I
overhead
reg(SS)
I
ESD
reg(P)
J
V
, T
R
stg
Symbol
R ψ
R ψ
R ψ
R ψ
R ψ
R
R
R
R
R
P
P
P
P
P
θ
θ
θ
θ
θ
D
D
D
D
D
JA
JA
JA
JA
JA
JL
JL
JL
JL
JL
405.5
Min
315
2
DENKA K1, 1.5 mm Al, 2kV Thermally
−55 to +175
Class 3B (8000 V)
Value
Class C (400 V)
500
Typ
350
460
1.8
50
20.75
28.17
34.13
39.06
20.41
4225
5859
3061
3112
5119
Max
48.2
35.5
29.3
25.6
15.1
15
15
15
15
49
516.5
Max
385
mW/°C
mW/°C
mW/°C
mW/°C
mW/°C
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
Unit
mW
mW
mW
mW
mW
Unit
Unit
mV
mA
mA
°C
V
V