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NLDD-1050H [MEANWELL]

DC-DC Constant Current Step-Down LED driver;
NLDD-1050H
型号： NLDD-1050H
厂家： MEAN WELL ENTERPRISES CO., LTD.    MEAN WELL ENTERPRISES CO., LTD.
描述：

DC-DC Constant Current Step-Down LED driver
文件： 总6页 (文件大小：595K)
中文：  中文翻译
下载：  下载PDF数据表文档文件
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DC-DC Constant Current Step-Down LED driver  
NLDD-H series  
User’s Manual  
  
■   
■   
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  
‧  Ⅲ  
‧  
‧  
‧  
■   
                
  
  
Ⅲ or DC  .  
■   
  
   
  
  
  
  
File Name:NLDD-H-SPEC 2021-09-24  
DC-DC Constant Current Step-Down LED driver  
NLDD-H series  
SPECIFICATION  
ORDER NO.  
NLDD-350H  
NLDD-500H  
NLDD-700H  
NLDD-1050H  
NLDD-1200H  
NLDD-1400H  
CURRENT RANGE  
VOLTAGE RANGE  
350mA  
500mA  
700mA  
1050mA  
1200mA  
1400mA  
Note.4 6 ~ 52VDC  
6 ~ 46VDC  
OUTPUT  
INPUT  
±5% at 48VDC input  
150mVp-p  
CURRENT ACCURACY (Typ.)  
RIPPLE & NOISE(max.) Note.2  
SWITCHING FREQENCY  
VOLTAGE RANGE  
150mVp-p  
200mVp-p  
700mA  
350mVp-p  
1100mA  
350mVp-p  
350mVp-p  
200KHz  
10 ~ 56VDC (59VDC Max.)  
96% at full load and 36VDC/48VDC input  
95% at full load and 36VDC/48VDC input  
1200mA 1360mA  
EFFICIENCY (max.)  
350mA  
490mA  
Full load Note.3  
DC CURRENT  
No load  
5mA  
Leave open if not use  
Power ON with dimming: DIM ~ -Vin >2.5 ~ 5VDC or open circuit  
Power OFF : DIM ~ -Vin < 0.8VDC or short  
100 ~ 1KHz  
PWM  
REMOTE ON/OFF  
PWM FREQUENCY  
DIMMING  
&
ON/OFF  
CONTROL  
QUIESCENT INPUT CURRENT  
IN SHUTDOWN MODE(max.)  
2mA at PWM dimming OFF at 48VDC input  
Regulated at rated current  
SHORT CIRCUIT  
Protection type: Can be continued, recovers automatically after fault condition is removed  
Tj 165℃ typically(IC1) detect on main control IC  
Protection type : Shut down, recovers automatically after temperature goes down  
-40 ~ + 50℃(Refer to derating curve)  
PROTECTION  
OVER TEMPERATURE  
WORKING TEMP.  
20% ~ 90% RH non-condensing  
WORKING HUMIDITY  
STORAGE TEMP., HUMIDITY  
TEMP. COEFFICIENT  
VIBRATION  
-40 ~ +85℃, 10 ~ 95% RH  
ENVIRONMENT  
±0.03% / ℃  
10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes  
90℃  
OPERATING CASE TEMP. (max.)  
SAFETY STANDARDS  
EMC EMISSION  
LVD BS EN/EN61347-1, BS EN/EN61347-2-13;IEC61347 and EAC TP TC 004 approved  
Compliance to BS EN/EN55015, BS EN/EN61547  
Compliance to BS EN/EN61000-4-2,3,4,6,8, light industry level, criteria A, EAC TP TC 020  
1000Khrs min. MIL-HDBK-217F (25℃)  
EMC  
EMC IMMUNITY  
MTBF  
DIMENSION  
32.1*20.5*12.5mm or 1.26"*0.8"*0.49" inch (L*W*H)  
NLDD-H:15.6g ; NLDD-HW:18g  
OTHERS  
NOTE  
WEIGHT  
Expoxy(UL94-V0)  
POTTING MATERIAL  
℃  
μ  
  
  
  
  
  
  
※   ：  ,    https://www.meanwell.com/serviceDisclaimer.aspx  
File Name:NLDD-H-SPEC 2021-09-24  
DC-DC Constant Current Step-Down LED driver  
NLDD-H series  
Pin Configuration  
Mechanical Specification  
Unit: mm (inch)  
◎Blank type(NLDD-350~1050H):  
20.5 [0.80]  
Pin No.  
-Vin  
-Vout  
Comment  
24  
23  
22  
1
2
Don't connect  
to -Vout  
LED - Connection  
1,2  
11,12  
13,14  
BOTTOM  
VIEW  
SIDE  
VIEW  
+Vout LED + Connection  
3.81 [0.15]  
ON/OFF and PWM  
Dimming  
(Leave open if  
not used)  
22  
PWM DIM  
14  
13  
11  
23,24  
+Vin  
N.C  
DC Supply  
12  
others  
No connection  
15.24 [0.60]  
12.5 [0.49]  
ψ0.60  
NOTE: Pin tolerance ±0.05mm  
◎Blank type(NLDD-1200~1400H):  
20.5 [0.80]  
Pin No.  
Comment  
24  
23  
1
2
Don't connect  
to -Vout  
LED - Connection  
1,2  
-Vin  
21  
11,12  
13,14  
-Vout  
BOTTOM  
VIEW  
SIDE  
VIEW  
+Vout LED + Connection  
3.81 [0.15]  
ON/OFF and PWM  
Dimming  
(Leave open if  
not used)  
21  
PWM DIM  
14  
13  
11  
12  
23,24  
+Vin  
N.C  
DC Supply  
others  
No connection  
15.24 [0.60]  
12.5 [0.49]  
ψ0.60  
NOTE: Pin tolerance ±0.05mm  
-
350~1400HW):  
◎W type(NLDD  
12.5  
20.5 [0.80]  
[0.49]  
5±2mm 100±10mm  
Pin No.  
Comment  
-Vin  
Don't connect  
to -Vout  
2
(Black)  
2
2
23  
21  
-Vout  
11  
14  
LED - Connection  
(Blue)  
21  
+Vout  
LED + Connection  
(Yellow)  
SIDE  
VIEW  
BOTTOM  
VIEW  
ON/OFF and PWM  
Dimming  
PWM DIM  
(White)  
21  
(Leave open if  
not used)  
14  
11  
+Vin  
11  
23  
DC Supply  
(Red)  
others  
N.C  
No connection  
NOTE: All wires UL1569 22AWG  
File Name:NLDD-H-SPEC 2021-09-24  
DC-DC Constant Current Step-Down LED driver  
NLDD-H series  
Derating Curve  
100  
75  
for 1200/1400mA  
for other  
50  
25  
10 20 30 40 45 50 60 70 80 90 100  
-40  
0
Ta (℃)  
PWM Dimming Control  
◎ Short circuit PWM PIN can realize dimming turn off.  
◎ During PWM dimming operation, the output current will change to  
PWM style.  
H(5V)  
PWM  
100  
Signal  
Tol : ±5%(Typ.)  
L(0V)  
100~1KHz  
75  
50  
25  
Max  
Output  
Current  
0
10  
25  
50  
75  
100  
Standard Application  
Duty Cycle (%)  
+Vin  
+Vout  
-Vout  
1st LED  
PWM  
H
L
H: >2.5~5VDC or open circuit  
L: <0.8VDC or short  
NLDD-H  
Dimming  
Last LED  
-Vin  
File Name:NLDD-H-SPEC 2021-09-24  
DC-DC Constant Current Step-Down LED driver  
NLDD-H series  
Efficiency VS Output Voltage  
ČÇIJGF ÒŌŐÞP  
100%  
95%  
90%  
85%  
80%  
ĊDĆÖ Ė  
DĆĆÖ Ė  
ĐĆĆÖ Ė  
ĈĆDĆÖ Ė  
ĈČĆĆÖ Ė  
ĈÇĆĆÖ Ė  
30%  
40%  
50%  
60%  
70%  
80%  
90%  
100%  
VOLTAGE(%)  
ĊĎIJGF ÒŌŐÞP  
100%  
95%  
90%  
85%  
80%  
ĊDĆÖ Ė  
DĆĆÖ Ė  
ĐĆĆÖ Ė  
ĈĆDĆÖ Ė  
ĈČĆĆÖ Ė  
ĈÇĆĆÖ Ė  
20%  
30%  
40%  
50%  
60%  
70%  
80%  
90% 100%  
VOLTAGE(%)  
ÇÐIJGF ÒŌŐÞP  
100%  
95%  
90%  
85%  
80%  
ĊDĆÖ Ė  
DĆĆÖ Ė  
ĐĆĆÖ Ė  
ĈĆDĆÖ Ė  
ĈČĆĆÖ Ė  
ĈÇĆĆÖ Ė  
20% 30% 40% 50% 60% 70% 80% 90% 100%  
VOLTAGE(%)  
File Name:NLDD-H-SPEC 2021-09-24  
DC-DC Constant Current Step-Down LED driver  
NLDD-H series  
GUIDANCE OF ADDITIONAL FILTER  
1.Schematic  
EMI filter 1:  
+
LF1  
LF2  
LF3  
C1  
C2  
Connecting to DC source  
-
Connecting to input line  
EMI filter 2:  
+
LF5  
LF4  
Connecting to PWM controller  
-
Connecting to Dimming line  
2.Parameter description  
Parameter description  
LF3 Lf4 Lf5  
1.5mH 12mH 12mH 10mH 19mH 2.2uF  
LF1  
LF2  
C1  
C2  
2.2uF  
3.Configration  
NLDD-H  
DIM  
EMI  
FILTER 1  
DC  
I/P  
DC  
O/P  
LOAD  
DC Utility  
EMI  
FILTER 2  
PWM Controller  
File Name:NLDD-H-SPEC 2021-09-24  

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