LQS50A48-3V3EJ Emerson Network Power, LQS50A48-3V3EJ Datasheet - Page 3

• Manufacturer Part Number: LQS50A48-3V3EJ
• Description: 165W, 36-75Vin, Single, 3.3V@50A, 1/4 Brick, 91% Eff, Pos, 0.34" Ht, 4.8mm TH, RoHS 6
• Manufacturer: Emerson Network Power
• Series: LQSr

Specifications of LQS50A48-3V3EJ

• Output Power: 200 W
• Input Voltage Range: 36 V to 75 V
• Input Voltage (nominal): 48 V
• Number Of Outputs: 1
• Output Voltage (channel 1): 3.3 V
• Output Current (channel 1): 50 A
• Package / Case Size: 2.3 in x 1.45 in x 0.34 in
• Output Voltage: 3.3 V
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Ordering Information
Notes:
1. di/dt = 1 A/us, Vin = 48 Vdc, Tc = 25 ˚C, load change = 50% to 75% Io max.
and 75% to 50% Io max. Deviation varies by model. For further details see
longform datasheet
2. Start-up into resistive load.
3. This product is only for inclusion by professional installers within other
equipment and must not be operated as a stand alone product.
4. Recommended input fusing is up to 10 A HRC 200 V rated fuse.
5. Peak to peak measured without external π filter. Significant reduction
possible with external filter. See Application Note 141 for further details.
Voltage
Output
1.2 V
1.5 V
1.8 V
1.2 V
1.5 V
1.8 V
2.5 V
3.3 V
1.5 V
1.8 V
2.5 V
3.3 V
1.8 V
3.3 V
5 V
5 V
24 = 24 Volts (18 Vdc to 36 Vdc range)
48 = 48 Volts (36 Vdc to 75 Vdc range)
40 A = 40 Amps, 60 A = 60 Amps etc.
1V5 = 1.5 Volts, 1V8 = 1.8 Volts etc.
Current
Max.
Input
1.92 A
2.36 A
2.82 A
4.05 A
3.8 A
4.6 A
4.1 A
5.2 A
4.8 A
5.7 A
6.2 A
6.2 A
6.2 A
6.2 A
3.4 A
6.5 A
Nominal Rated Input Voltage
4
Rated Output Current
Input Ripple
Current
Output Voltage
Type of Output
150 mA
150 mA
150 mA
250 mA
200 mA
200 mA
200 mA
200 mA
200 mA
200 mA
200 mA
200 mA
200 mA
200 mA
200 mA
300 mA
L = Low Profile
Q = 1/4 Brick
S = Single
5
Current
Output
Max.
100 A
100 A
100 A
50 A
50 A
50 A
80 A
80 A
50 A
50 A
80 A
60 A
40 A
40 A
30 A
30 A
L Q S 6 0 A 4 8 - 3 V 3 R A N J
Efficiency
48 Vin PERFORMANCE MODELS
89.5 %
88.5%
90.4%
86.0%
88.8%
90.0%
90.0%
91.0%
88.5%
89.5%
91.0%
91.0%
92.0%
91.8%
91.0%
89.5%
typ.
48 Vin VALUE MODELS
48 Vin ULTRA MODELS
24 Vin MODELS
accuracy Max.
Set point
6. ‘S’ option applies to the 24 V models only.
7. Except LQS40A48-5V0J which has the double output pins.
8. Active low Remote ON/OFF is available. Standard product is Active High. When
ordering active low parts, designate with the suffix ‘R’ e.g. LQS100A48-1V8RAJ
9. TSE RoHS 5/6 (non Pb-free) compliant versions may be available on special
request, please contact your local sales representative for details.
10. NOTICE: Some models do not support all oiptons. Please contact your local
sales representative or use the on-line model number search tool at www.
PowerConversion.com to find a suitable alternative.
11. LQS40A48-5V0GJ has single output pins /0.188” pin length/0.340” body
height
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
± 1.5%
Regulation
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
± 0.1%
Line
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
± 0.2%
Load
RoHS Compliance
J = Pb-free (RoHS 6/6 compliant)
Pin Length Options
Blank = 0.188” (4.78 mm)
N = 0.145” (3.68 mm)
K = 0.110” (2.79 mm)
Body Height, Package Type, and Pin Length
A = 0.300” (7.62 mm), Through hole,
0.188” (4.78mm) Pins
E = 0.340” (8.64 mm), Through hole,
0.188” (4.78mm) Pins
S = 0.28” (7.11 mm), Surface Mount
Remote ON/OFF Logic
Blank = Positive
R = Negative
Ripple & noise
Embedded Power for
Business-Critical Continuity
(pk-pk)
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
60 mV
(9)
(8)
Model Number
LQS40A48-5V0GJ
LQS40A48-5V0J
LQS100A48-1V2J
LQS100A48-1V5J
LQS100A48-1V8J
LQS50A48-1V2J
LQS50A48-1V5J
LQS50A48-1V8J
LQS80A48-1V5J
LQS80A48-1V8J
LQS50A48-2V5J
LQS50A48-3V3J
LQS80A48-2V5J
LQS60A48-3V3J
LQS30A24-1V8J
LQS30A24-3V3J
(6)
6,8, 9,10
Rev. 09.29.10
(7)
(11)
LQS Series
3 of 5