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OKDL-T Datasheet(PDF) 5 Page - Murata Power Solutions Inc.

Part # OKDL-T
Description  12A Digital PoL DC-DC Converter Series
Download  31 Pages
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Manufacturer  MURATA-PS [Murata Power Solutions Inc.]
Direct Link  http://www.murata-ps.com
Logo MURATA-PS - Murata Power Solutions Inc.

OKDL-T Datasheet(HTML) 5 Page - Murata Power Solutions Inc.

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Characteristics
Conditions
Min
Typ
Max
Unit
V
OL
Logic output low signal level
SCL, SDA, SYNC, SALERT, PG
Sink/source current = 4 mA
0.4
V
V
OH
Logic output high signal level
2.8
V
I
OL
Logic output low sink current
4mA
I
OH
Logic output high source current
4mA
V
IL
Logic input low threshold
SCL, SDA, CTRL, SYNC
0.8
V
V
IH
Logic input high threshold
2
V
I
IL_CTRL
Logic input low sink current
CTRL
0.5
mA
I
I_LEAK
Logic leakage current
SCL, SDA, SYNC, SALERT, PG
10
uA
f
SMB
SMBus Operating frequency
400
kHz
T
BUF
SMBus Bus free time
STOP bit to START bit
See section SMBus – Timing
1.3
μs
t
set
SMBus SDA setup time from SCL
100
ns
t
hold
SMBus SDA hold time from SCL
300
ns
SMBus START/STOP condition setup/hold time from SCL
600
ns
T
low
SCL low period
1.3
μs
T
high
SCL high period
0.6
μs
Initialization time
From V
I > VUVLO to ready to be enabled
23
ms
Soft-start
On Delay Time
Note 5
Delay duration
10
ms
Delay duration range
PMBus configurable
TON_DELAY
1-145
ms
Delay set resolution
0.6
ms
Delay set accuracy
TON_DELAY value sent versus read-
back
±0.5 x Delay set resolution
ms
Delay accuracy
Actual delay duration versus TON_DE-
LAY read-back
±0.8
ms
Soft-start
Rise Time
(0-100% of V
O)
Note 5
Ramp duration
10
ms
Ramp duration range
PMBus configurable
TON_RISE
1 - (255 x Ramp set resolution)
ms
Ramp set resolution
Varies with V
O
0.4
1
ms
Ramp set accuracy
TON_RISE value sent versus read-back
±0.5 x Ramp set resolution
ms
Ramp time accuracy
Actual ramp duration versus TON_RISE
read-back
±10
μs
Compensation Calibration
Signal duration
5ms
Signal level
V
O = 0.6 V
3.5
% V
O
V
O = 1.2 – 3.3 V
2.5
V
O = 5.0 V
2
Power Good , PG
PG threshold
Rising
90
% V
O
Falling
85
% V
O
Tracking mode
See section Voltage Tracking
450
mV
PG thresholds range
(Non-tracking only)
PMBus configurable
POWER_GOOD_ON
POWER_GOOD_OFF
0
100
% V
O
PG delay
Enabled compensation calibration
(default)
From V
O reaching target to PG assertion
11
ms
Tracking mode
See section Voltage Tracking
20
ms
PG delay
Disabled compensation calibration
From V
O reaching PG rising threshold to
PG assertion
0ms
Tracking mode
See section Voltage Tracking
20
ms
Tracking Input Voltage Range
CS_VTRK pin
Note 6
0
1.2
V
Tracking Accuracy
-100
100
mV
OKDL-T/12-W12-xxx-C
12A Digital PoL DC-DC Converter Series
MDC_OKDL-T/12-W12-xxx-C.A02 Page 5 of 31
www.murata-ps.com/support


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