SW001A2B91-SR Lineage Power, SW001A2B91-SR Datasheet - Page 3

• Manufacturer Part Number: SW001A2B91-SR
• Description: DC/DC Converters & Regulators SMT 1.2A, IN 48V OUT 12V, NEGATIVE
• Manufacturer: Lineage Power
• Type: Step Downr

Specifications of SW001A2B91-SR

• Output Current: 1.2A
• Input Voltage: 48V
• Output Voltage: 12V
• Screening Level: Industrial
• Product Length (mm): 24.4mm
• Product Depth (mm): 27.9mm
• Mounting Style: Surface Mount
• Pin Count: 6
• Number Of Outputs: 1
• Package / Case: SMT
• Lead Free Status / RoHS Status: Not Compliant

October 5, 2009
Electrical Specifications
LINEAGE
Parameter
Output Voltage Set-point
Output Voltage
Adjustment Range
Selected by external resistor
Output Regulation
Output Ripple and Noise on nominal output
External Capacitance
Output Current
Output Current Limit Inception
(Hiccup Mode)
Output Short-Circuit Current
Efficiency
Switching Frequency (Variable with Line &
Load)
V
V
(V
(Over all operating input voltage, resistive
load, and temperature conditions until end
of life)
Line (V
Load (I
Temperature (T
Measured with 10uF Tantalum and 1uF
ceramic
(V
V
V
I
IN
IN
O
=V
=V
O
IN
RMS (5Hz to 20MHz bandwidth)
Peak-to-Peak (5Hz to 20MHz bandwidth)
RMS (5Hz to 20MHz bandwidth)
Peak-to-Peak (5Hz to 20MHz bandwidth)
=I
IN
IN
≤ 250 mV @ 25
=V
=V
=V
O, max,
IN, nom
IN, nom
IN, nom
IN,nom
IN, nom
IN
O
=I
=V
V
POWER
and I
and I
O, min
O
, T
, I
IN, min
= V
I
O
O
A
=80%I
=I
=25°C
O
O
to I
O, set
ref
O, max
= I
= 0.5 x I
to V
=T
O, max
O, max
o
A, min
C
O, max
, T
IN, max
)
A
O, max
=25°C)
to T
T
)
A
18-36Vdc & 36-75Vdc Input; 3.3-15Vdc Output; 1-3.5A Output Current
=25°C)
A, max
)
(continued)
SW (5.0V)
SW (3.3V)
SW (15V)
SW (12V)
SC (5.0V)
SC (3.3V)
15V, 12V
15V, 12V
12V, 15V
SC (12V)
5V, 3.3V
5V, 3.3V
3.3V, 5V
Device
3.3V
3.3V
3.3V
15V
12V
15V
12V
15V
12V
All
All
All
All
All
5V
5V
5V
All
All
Symbol
C
C
V
V
I
I
I
I
I
I
I
I
O, lim
O, lim
O, lim
O, lim
O, s/c
O, s/c
O, s/c
O, s/c
O, max
O, max
V
f
f
O, set
O, adj
I
I
I
I
η
η
η
η
η
η
η
sw
sw
o
o
o
o
O
-10.0
Min
-1.5
-3.0
1.1
1.4
3.2
3.7
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
0
0
0
0
0
0
0.05
0.05
88.0
87.0
86.0
85.0
85.0
85.5
85.5
Typ
300
440
4.2
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
+10.0
1000
Max
+1.5
+3.0
1.00
1.25
100
220
0.2
0.2
1.0
3.0
3.5
0.8
1.2
0.7
1.5
25
75
35
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
% V
% V
% V
% V
% V
% V
mV
mV
mV
mV
A rms
A rms
A rms
A rms
Unit
Adc
Adc
Adc
Adc
Adc
Adc
Adc
Adc
kHz
kHz
μF
μF
%
%
%
%
pk-pk
pk-pk
O, set
O, set
O, set
O, set
O, set
O, set
rms
rms
3