Data Sheet
January 28, 2010
12V Pico TLynx
TM
3A: Non-isolated DC-DC Power Modules
4.5 – 14Vdc input; 0.59Vdc to 5.5Vdc output; 3A output current
Electrical Specifications
(continued)
Parameter
Output Voltage Set-point (with 0.5% tolerance for external
resistor used to set output voltage)
Output Voltage (Over all operating input voltage, resistive
load, and temperature conditions until end of life)
Adjustment Range (selected by an external resistor)
(Some output voltages may not be possible depending on
the input voltage – see Feature Descriptions Section)
Remote Sense Range
Output Regulation (for V
O
≥
2.5Vdc)
Line (V
IN
=V
IN, min
to V
IN, max
)
Load (I
O
=I
O, min
to I
O, max
)
Temperature (T
ref
=T
A, min
to T
A, max
)
Output Regulation (for V
O
< 2.5Vdc)
Line (V
IN
=V
IN, min
to V
IN, max
)
Load (I
O
=I
O, min
to I
O, max
)
Temperature (T
ref
=T
A, min
to T
A, max
)
Remote Sense Range
Output Ripple and Noise on nominal output
(V
IN
=V
IN, nom
and I
O
=I
O, min
to I
O, max
Co = 0.1μF // 10
μF
ceramic capacitors)
V
O
> 3.3V Peak-to-Peak (5Hz to 20MHz bandwidth)
RMS (5Hz to 20MHz bandwidth)
V
O
≤
3.3V Peak-to-Peak (5Hz to 20MHz bandwidth)
RMS (5Hz to 20MHz bandwidth)
External Capacitance
TM
Without the Tunable Loop
ESR
≥
1 mΩ
TM
With the Tunable Loop
ESR
≥
0.15 mΩ
ESR
≥
10 mΩ
Output Current
Output Current Limit Inception (Hiccup Mode )
Output Short-Circuit Current (V
O
≤250mV)
( Hiccup Mode )
Efficiency
V
IN
= 12Vdc, T
A
=25°C
I
O
=I
O, max ,
V
O
= V
O,set
1
Device
All
All
All
All
All
All
All
All
All
All
All
Symbol
V
O, set
V
O, set
V
O
Min
-1.5
-3.0
0.59
Typ
Max
+1.5
Unit
% V
O, set
% V
O, set
Vdc
Vdc
% V
O, set
mV
% V
O, set
mV
mV
mV
V
⎯
+3.0
5.5
0.5
⎯
⎯
⎯
⎯
⎯
⎯
+0.4
10
+0.4
10
5
5
0.5
All
All
All
All
⎯
⎯
110
35
50
20
135
45
110
40
mV
pk-pk
mV
rms
mV
pk-pk
mV
rms
All
All
All
All
All
All
V
O,set
= 0.59Vdc
V
O, set
= 1.2Vdc
V
O,set
= 1.8Vdc
V
O,set
= 2.5Vdc
V
O,set
= 3.3Vdc
V
O,set
= 5.0Vdc
C
O, max
C
O, max
C
O, max
I
o
I
O, lim
I
O, s/c
η
η
η
η
η
η
f
sw
0
0
0
0
⎯
⎯
⎯
200
300
73.3
82.9
86.5
88.9
90.6
92.6
47
1000
3000
3
μF
μF
μF
Adc
% I
o,max
mA
%
%
%
%
%
%
Switching Frequency
Dynamic Load Response
(dIo/dt=10A/μs; V
IN
= V
IN, nom
; V
out
= 1.8V, T
A
=25°C)
Load Change from Io= 50% to 100% of Io,max; Co = 0
Peak Deviation
Settling Time (Vo<10% peak deviation)
Load Change from Io= 100% to 50%of Io,max: Co = 0
Peak Deviation
Settling Time (Vo<10% peak deviation)
1
TM
All
⎯
600
⎯
kHz
All
All
All
All
V
pk
t
s
V
pk
t
s
220
60
240
60
mV
μs
mV
μs
External capacitors may require using the new Tunable Loop feature to ensure that the module is stable as well as
TM
getting the best transient response. See the Tunable Loop section for details.
LINEAGE
POWER
3
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
