DFN40HY15

DFN40HY15
40mA 150V LED DRIVER
DFN-8
FEATURES
●High reliability DFN-8 package
●160V wide operating voltage
●Adjustable output current with contant current source
●Voltage surge suppressing—protecting LEDs
●Temperature protection function
●Simple , economical and robust device ,
is more suitable in micromodule
●RoHS compliant
●Apply to AC110V/AC220V power supply system
●HBM ESD 10KV min.
APPLICATIONS
●Home appliance & industrial LED lighting
●AC lighting panels , display signboard , decorative
lighing , channel indicator lamp
●Automobile:chevron side mirror marker , cluster ,
display instrument backlighting
●Switch contact wetting
MAXIMUM RATINGS (TA=25℃ unless otherwise noted)
SYMBOL
RATING
Anode-Cathode Voltage
Reverse Voltage
ESD Rating:Human Body Model
Vak Max.
VR
ESD
VALUE
UNIT
150
500
10000
V
mV
V
ELECTRICAL CHARACTERISTICS (TA=25℃ unless otherwise noted)
SYMBOL
Min.
Typ.
CHARACTERISTICS
Steady State Current (Regulable)
Pulse Current (Regulable)
[email protected]=7.5V , f=1MHZ
[email protected]=0 V , f=1MHZ
Ireg(SS)
Ireg(P)
C
C
31
33.3
40
44
17
70
Max.
49
54
UNIT
mA
mA
pF
pF
REV. 4, 16-Apr-2014
1
RATING AND CHARACTERISTIC CURVES
DFN40HY15
FIG. 1 – Steady State Current(Ireg(SS)) vs AnodeCathode Voltage (Vak)
FIG. 2 – Pulse Current(Ireg(p)) vs Anode-Cathode
Voltage (Vak)
TA=-40℃
70
≈-0.179mA/℃
[email protected]=7.5V
TA=25℃
Ireg(g),PULSE CURRENT (mA)
Ireg(SS),STEADY STATE CURRENT (mA)
80
60
TA=85℃
50
≈-0.106mA/℃
[email protected]=7.5V
T A=125℃
40
≈-0.113mA/℃
[email protected]=7.5V
30
20
10
0
1
2
3
4
5
6
7
8
9
45
44
43
TA=25℃
Radj=Open
42
41
40
39
38
37
36
3.0
DC Test State , Still Air,Radj=Open
0
50
49
48
47
46
10
Non-Repetitive Pulse Test
4.0
Vak,ANODE-CATHODE VOLTAGE(V)
6.0
7.0
8.0
9.0
10.0
Vak,ANODE-CATHODE VOLTAGE(V)
FIG. 3 – Steady State Current vs Pulse Current Testing
FIG. 4 – Current Regulation vs Time
46
40
Ireg, CURRENT REGULATION(mA)
48
46
44
42
40
38
36
[email protected]
TA=25℃
Radj=Open
34
32
30
34 36
38 40 42 44 46
[email protected]
TA=25℃
Radj=Open
45
44
43
42
41
40
39
48 50 52 54 56 58
0
10
20
30
Ireg(P) , PULSE CURRENT (mA)
40
50
60
70
80
90
TIME(S)
FIG. 5 – General Performance Curve
Ireg,CURRENT REGULATION(mA)
Ireg(SS),STEADY STATE CURRENT (mA)
5.0
70
65
60
55
50
45
40
35
30
25
20
15
10
5
[email protected] Constant Current
0
15
40
65
90
120
145
170
200
Vak,ANODE-CATHODE VOLTAGE(V)
REV. 4, 16-Apr-2014
DFN40HY15
APPLICATIONS
Pin No.
Function
Pin No.
1
Constant Current Output
5
2
No Connection
Current Adjust Resistor
Input
No Connection
6
3
4
7
8
Function
DC Power Input
Start voltage input by bias
resistor
DFN40HY15
SOLDERING FOOTRRINT
Unit:mm
REV. 4, 16-Apr-2014