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LDU4860S300

P1-P3P4-P4
DCDC
Specification
LED Driver
• Constant Current Output
• LED Drive Current up to 1000 mA
• LED Strings from 2 V to 57 V
• PWM & Analog Dimming Control
•
High Efficiency up to 95%
• Open or Short Circuit LED Protection
• 3 Year Warranty
LDU Series
Input
Input Voltage • LDU08 & 24: 7-30 VDC
LDU48: 7-60 VDC
Input Filter • Capacitor
Input Surge • LDU08 & 24: 40 VDC for 0.5 s
LDU48: 65 VDC for 0.5 s
Output
Output Voltage • See tables
(Vin must be at least 2 V greater than Vout)
Output Current • See tables
Output Current Trim • 25-100%
Output Current • LDU08: ±6.0% max
Accuracy LDU24: ±8.0% max
LDU48: ±8.0% max
Ripple & Noise • LDU08: 200 mV pk-pk max
LDU24: 250 mV pk-pk max
(except 1000 mA units: 300mVpk-pk max)
LDU48: See tables
measured with 20 MHz bandwidth
Short Circuit Protection • Current is limited to the rated output
Temperature • LDU08: ±0.03%/°C max
Coefficient LDU24: ±0.08%/°C max
LDU48: ±0.03%/°C max
Remote On/Off • On = 0.3-1.25 V or open circuit
Off = ≤0.15 V (applied to control pin)
LDU08 & 24: Quiescent input current is
25 µA max,
LDU48: Quiescent input current is
100 µA max
Remote On/Off Signal • 1 mA max
Current
Dimming
PWM
Output Current Range • 25% to 100%
Operating Frequency • 1 kHz max
On Time • 200 ns min
Off Time • 200 ns min
Amplitude • 1.25 V max
DC Voltage Control
Output Current Range • 25% to 100%
Control Input • 0.3 to 1.25 V max
Variable Resistor
Output Current Range • 25% to 100%
xppower.com
General
Efficiency • See tables
Switching Frequency • LDU08: 40-380 kHz variable
LDU24: 50-330 kHz variable
LDU48: 20-500 kHz variable
MTBF • LDU08: >1.6 MHrs
LDU24: >1.6 MHrs
LDU48: >950 KHrs
to MIL-HDBK-217F at 25 °C, GB
Environmental
Operating Temperature • LDU08: -40 °C to +85 °C,
LDU24: -40 °C to +85 °C,
LDU24 1000 mA unit: -40 °C to +70 °C,
LDU48: See derating curves
Case Temperature • LDU08 & 24: +100 °C max
LDU48: +110 °C max
Storage Temperature • -40 °C to +125 °C
Humidity • Up to 95%, non-condensing
Thermal Impedance • 35-50 °C/W model dependant
Ingress Protection • IP67 (wired versions)
Rating
EMC
Emissions • EN55022 class B conducted & radiated
with external components - see
application notes
ESD Immunity • EN61000-4-2, level 2 Perf Criteria A
Radiated Immunity • EN61000-4-3, level 2 Perf Criteria A
EFT/Burst • EN61000-4-4, level 2 Perf Criteria A
Surge • EN61000-4-5, level 2 Perf Criteria A
Conducted Immunity • EN61000-4-6, level 2 Perf Criteria A
DCDC
LDU08/24
Mechanical Details
Notes
1. All dimensions are in inches (mm)
2. Weight: LDU08 - 0.006 lbs (2.6 g) approx.
LDU08 (wired version) - 0.02 lbs (11.1 g) approx.
LDU24 - 0.014 lbs (6.2 g) approx.
LDU24 (wired version) - 0.02 lbs (11.1 g) approx.
3. Pin diameter: 0.02±0.002 (0.5±0.05)
4. Pin pitch tolerance: ±0.014 (±0.35)
5. Case tolerance: ±0.02 (±0.5)
Bottom View
7
1
14
8
2
0
.80
(20.32)
0.02
(0.50)
0
.02
(0.50)
0.20
(5.08)
0
.20
(5.08)
0.27
(6.88)
0.12
(3.05)
0.10
(2.54)
0.60
(
15.24)
0.40
(10.16)
0.40
(
10.16)
Stripped
& tinned
3.94
(100.0)
0
.40
(10.16)
0
.40
(10.16)
0
.55 (14.0)
0
.55 (14.0)
0.39
(10.0)
1
6 21
3.94
(100.0)
8
9
0.92 (23.4)
0.55
(
14.0)
1
2
916
8
Bottom View
0.02 (0.5)
1
2
916
8
0.92 (23.4)
0.55
(14.0)
Bottom View
10.16
(0.40)
3.94
(100.0)
0.39
(10.0)
Stripped
& tinned
16 21
10.16
(0.40)
3.94
(100.0)
89
0.55 (14.0) 0.55 (14.0)
0.02
(0.50)
0.40
(10.16)
0.12
(3.05)
0
.55
(14.00)
0.40
(10.16)
DIA.
0
.92 (23.4)
0.55
(14.0)
0.11
(2.81)
0.08
(1.92)
0.02
(0.50)
0.02
(0.50)
0.50
(12.70)
0.10
(2.54)
0.08
(1.92)
0.40
(10.16)
0.70
(17.78)
Bottom View
123 78
16 15 10 9
LDU08: 14 Pin DIL
Wired Versions (No Dimming Control)
Wired Version with Dimming Control
LDU08 Wired Versions
LDU24 16 Pin DIL
LDU24 Wired Versions
Models and Ratings
Output Power Input Voltage Range Output Voltage Output Current Efficiency Model Number
8
.0 W
7
- 30 V
2
- 28 V
3
00 mA
9
5%
L
DU0830S300
8
.0 W
7
- 30 V
2
- 28 V
3
50 mA
9
5%
L
DU0830S350
1
4.0 W
7
- 30 V
2
- 28 V
5
00 mA
9
5%
L
DU2430S500
17.0 W 7 - 30 V 2 - 28 V 600 mA 95% LDU2430S600
20.0 W 7 - 30 V 2 - 28 V 700 mA 95% LDU2430S700
24.0 W 7 - 30 V 2 - 28 V 1000 mA 95% LDU2430S1000
Output Power Input Voltage Range Output Voltage Output Current Efficiency Model Number
8
.0 W
7
- 30 V
2
- 28 V
3
50 mA
9
5%
L
DU0830S350-W
1
4.0 W
7
- 30 V
2
- 28 V
5
00 mA
9
5%
L
DU2430S500-W
2
0.0 W
7
- 30 V
2
- 28 V
7
00 mA
9
5%
L
DU2430S700-W
2
4.0 W
7
- 30 V
2
- 28 V
1
000 mA
9
5%
L
DU2430S1000-W
O
utput Power
I
nput Voltage Range
O
utput Voltage
O
utput Current
E
fficiency
M
odel Number
8
.0 W
7
- 30 V
2
- 28 V
3
50 mA
9
5%
L
DU0830S350-WD
1
4.0 W
7
- 30 V
2
- 28 V
5
00 mA
9
5%
L
DU2430S500-WD
20.0 W 7 - 30 V 2 - 28 V 700 mA 95% LDU2430S700-WD
2
4.0 W
7
- 30 V
2
- 28 V
1
000 mA
9
5%
L
DU2430S1000-WD
LDU Connections
LDU08 LDU08-W LDU08-WD LDU24 LDU24-W LDU24-WD Function
1 1 (Black) 1 (Black) 1 & 2 1 (Black) 1 (Black)
-Vin: -DC supply
2 No Wire 2 (White) 3 No Wire 2 (White)
Control
7 8 (Blue) 8 (Blue) 7 & 8 8 (Blue) 8 (Blue) -Vout: LED cathode connection
8 9 (Yellow) 9 (Yellow) 9 &10 9 (Yellow) 9 (Yellow) +Vout: LED anode connection
14 16 (Red) 16 (Red) 15 & 16 16 (Red) 16 (Red)
+Vin: +DC supply
Note: LDU08: Do not connect Pin 1 (-Vin) to Pin 7 (-Vout).
LDU24: Do not connect Pins 1 & 2 (-Vin) to Pins 7 & 8 (-Vout).
With Dimming Control
DCDC
LDU48
Mechanical Details
Derating Curve for LDU48
1.25
(31.75)
0
.80
(20.32)
0.02
(0.50)
0.10
(2.54)
0.60
(
15.24)
0.49
(12.45)
0.12
(3.05)
0
.80
(20.32)
0.60
(15.24)
0.90
(
22.86)
DIA.
Bottom View
234 9 11
2
3 22 16 14
0
.49
(12.45)
3.94
(100.0)
0.39
(10.0)
Stripped
& tinned
1.25
(
31.75)
0.80
(20.32)
Bottom View
1
2
13
24 15 1
0
.49
(12.45)
3.94
(100.0)
12 13
2
4
12
100
80
60
40
20
Output Power (%)
Ambient Temperature (°C)
-40 -20 0 20 40 60 80 100 120
70
85
55
A
B
C
150 mA, 250 mA, 300 mA, 350 mA
500 mA, 600 mA, 700 mA
1000 mA
A
B
C
LDU48 Connections
LDU48 LDU48-W LDU48-WD Function
2 & 3 1 (Black) 1 (Black)
-Vin: -DC supply
4 No Wire 15 (White)
Control
9 & 11 12 (Blue) 12 (Blue)
-Vout: LED cathode connection
14 & 16 13 (Yellow) 13 (Yellow)
+Vout: LED anode connection
22 & 23 24 (Red) 24 (Red)
+Vin: +DC supply
LDU48 24 Pin DIL
Wired Versions (No Dimming Control)
Wired Version with Dimming Control
LDU48 Wired Versions
Models and Ratings
O
utput Power
I
nput Voltage Range
O
utput Voltage
O
utput Current
R
ipple & Noise
(
pk-pk)
E
fficiency
M
odel Number
9
.0 W
7
- 60 V
2
- 57 V
1
50 mA
1
50 mV
9
7%
L
DU4860S150
1
4.0 W
7
- 60 V
2
- 57 V
2
50 mA
2
00 mV
9
7%
L
DU4860S250
17.0 W 7 - 60 V 2 - 57 V 300 mA 250 mV 97% LDU4860S300
20.0 W 7 - 60 V 2 - 57 V 350 mA 300 mV 97% LDU4860S350
29.0 W 7 - 60 V 2 - 57 V 500 mA 400 mV 97% LDU4860S500
3
4.0 W
7
- 60 V
2
- 57 V
6
00 mA
4
50 mV
9
7%
L
DU4860S600
4
0.0 W
7
- 60 V
2
- 57 V
7
00 mA
5
00 mV
9
7%
L
DU4860S700
4
8.0 W
7
- 60 V
2
- 48 V
1
000 mA
8
00 mV
9
7%
L
DU4860S1000
Output Power Input Voltage Range Output Voltage Output Current
Ripple & Noise
(pk-pk)
Efficiency Model Number
9.0 W 7 - 60 V 2 - 57 V 150 mA 150 mV 97% LDU4860S150-WD
14.0 W 7 - 60 V 2 - 57 V 250 mA 200 mV 97% LDU4860S250-WD
1
7.0 W
7
- 60 V
2
- 57 V
3
00 mA
2
50 mV
9
7%
L
DU4860S300-WD
20.0 W 7 - 60 V 2 - 57 V 350 mA 300 mV 97% LDU4860S350-WD
29.0 W 7 - 60 V 2 - 57 V 500 mA 400 mV 97% LDU4860S500-WD
34.0 W 7 - 60 V 2 - 57 V 600 mA 450 mV 97% LDU4860S600-WD
40.0 W 7 - 60 V 2 - 57 V 700 mA 500 mV 97% LDU4860S700-WD
48.0 W 7 - 60 V 2 - 48 V 1000 mA 800 mV 97% LDU4860S1000-WD
O
utput Power
I
nput Voltage Range
O
utput Voltage
O
utput Current
R
ipple & Noise
(
pk-pk)
E
fficiency
M
odel Number
9.0 W 7 - 60 V 2 - 57 V 150 mA 150 mV 97% LDU4860S150-W
14.0 W 7 - 60 V 2 - 57 V 250 mA 200 mV 97% LDU4860S250-W
17.0 W 7 - 60 V 2 - 57 V 300 mA 250 mV 97% LDU4860S300-W
2
0.0 W
7
- 60 V
2
- 57 V
3
50 mA
3
00 mV
9
7%
L
DU4860S350-W
2
9.0 W
7
- 60 V
2
- 57 V
5
00 mA
4
00 mV
9
7%
L
DU4860S500-W
3
4.0 W
7
- 60 V
2
- 57 V
6
00 mA
4
50 mV
9
7%
L
DU4860S600-W
40.0 W 7 - 60 V 2 - 57 V 700 mA 500 mV 97% LDU4860S700-W
48.0 W 7 - 60 V 2 - 48 V 1000 mA 800 mV 97% LDU4860S1000-W
Notes
1. All dimensions are in inches (mm)
2. Weight: LDU48 - 0.04 lbs (17.7 g) approx.
LDU48 (wired version) - 0.04 lbs (18.0 g) approx.
3. Pin diameter: 0.02±0.002 (0.5±0.05)
4. Pin pitch tolerance: ±0.014 (±0.35)
5. Case tolerance: ±0.02 (±0.5)
Note: Do not connect pins 1 & 2 (-Vin) to pins 9 & 11 (-Vout)
With Dimming Control
LDU48 Models
Notes
For LDU08 & LDU24 please see Operating
Temperature Spec.
P1-P3P4-P4

LDU4860S300

Mfr. #:
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Description:
LED SUPPLY CC BUCK 2-57V 300MA
Lifecycle:
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