Data Sheet
September 8, 2009
12V Micro TLynx
TM
: Non-isolated DC-DC Power Modules
4.5 – 14Vdc input; 0.69Vdc to 5.5Vdc output; 12A output current
Electrical Specifications (continued)
Parameter
Switching Frequency
Frequency Synchronization
Synchronization Frequency Range
High-Level Input Voltage
Low-Level Input Voltage
Input Current, SYNC
Minimum Pulse Width, SYNC
Minimum Setup/Hold Time, SYNC
Dynamic Load Response
(dIo/dt=1A/μs; V
IN
= V
IN, nom
; T
A
=25°C)
Load Change from Io= 50% to 100% of
Io,max; 1μF ceramic// 10
μF
ceramic
Peak Deviation
Settling Time (Vo<10% peak deviation)
(dIo/dt=1A/μs; V
IN
= V
IN, nom
; T
A
=25°C)
Load Change from Io= 100% to 50%of Io,max:
1μF ceramic// 10
μF
ceramic
Peak Deviation
Settling Time (Vo<10% peak deviation)
2
2
Device
All
Symbol
f
sw
Min
⎯
520
Typ
500
Max
⎯
600
0.8
1
Unit
kHz
kHz
V
V
mA
ns
ns
All
All
V
SYNC
=2.5V
All
All
V
IH
V
IL
I
SYNC
t
SYNC
t
SYNC_SH
2.5
250
250
All
All
V
pk
t
s
⎯
⎯
360
50
⎯
mV
μs
All
All
V
pk
t
s
⎯
⎯
400
50
⎯
mV
μs
To meet set up time requirements for the synchronization circuit, the logic low width of the pulse must be greater than
100 ns wide.
General Specifications
Parameter
Calculated MTBF (I
O
=0.8I
O, max
, T
A
=40°C) Telcordia Issue 2 Method
1 Case 3
Weight
⎯
Min
Typ
16,250,892
3.68 (0.130)
⎯
Max
Unit
Hours
g (oz.)
LINEAGE
POWER
4