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OKDH-T Datasheet(PDF) 11 Page - Murata Power Solutions Inc.

Part # OKDH-T
Description  40A Digital PoL DC-DC Converter Series
Download  38 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.

OKDH-T Datasheet(HTML) 11 Page - Murata Power Solutions Inc.

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Electrical Specifications, OKDX-T/40-W12-xxx-C
T
P1 = -30 to +95 °C, VI = 4.5 to 14 V, VI > VO + 1.0 V
Typical values given at: T
P1 = +25 °C, VI = 12.0 V, max IO, unless otherwise specified under Conditions.
Default configuration file, 190 10-CDA 102 0259/001.
External C
IN = 470 μF/10 mΩ, COUT = 470 μF/10 mΩ. See Operating Information section for selection of capacitor types.
Sense pins are connected to the output pins.
Characteristics
Conditions
Min
Typ
Max
Unit
V
I
Input voltage rise time
monotonic
2.4
V/ms
V
O
Output voltage without pin strap
1.2
V
Output voltage adjustment range
0.60
3.3
V
Output voltage adjustment including margining
See Note 17
0.54
3.63
V
Output voltage set-point resolution
±0.025
% Vo
Output voltage accuracy
Including line, load, temp.
See Note 14
-1
1
%
Current sharing operation
See Note 15
-2
2
%
Internal resistance +S/-S to VOUT/GND
4.7
Ω
Line regulation
V
O = 0.6 V
2
mV
V
O = 1.0 V
2
V
O = 1.8V
2
V
O = 3.3 V
2
Load regulation; I
O = 0 - 100%
V
O = 0.6 V
2
mV
V
O = 1.0 V
2
V
O = 1.8V
2
V
O = 3.3 V
2
V
Oac
Output ripple & noise
C
O = 470 μF (minimum external capacitance). See Note 11
V
O = 0.6 V
20
mVp-p
V
O = 1.0 V
25
V
O = 1.8 V
30
V
O = 3.3 V
45
I
O
Output current
See Note 18
0.001
40
A
I
S
Static input current at max I
O
V
O = 0.6 V
2.46
A
V
O = 1.0 V
3.81
V
O = 1.8 V
6.51
V
O = 3.3 V
11.61
I
lim
Current limit threshold
42
52
A
I
sc
Short circuit current
RMS, hiccup mode, See Note 3
V
O = 0.6 V
9
A
V
O = 1.0 V
8
V
O = 1.8 V
8
V
O = 3.3 V
6
Efficiency
50% of max I
O
V
O = 0.6 V
85.8
%
V
O = 1.0 V
90.5
V
O = 1.8 V
93.7
V
O = 3.3 V
95.5
max I
O
V
O = 0.6 V
81.4
%
V
O = 1.0 V
87.5
V
O = 1.8 V
92.1
V
O = 3.3 V
94.7
P
d
Power dissipation at max I
O
V
O = 0.6 V
5.48
W
V
O = 1.0 V
5.70
V
O = 1.8 V
6.12
V
O = 3.3 V
7.32
P
li
Input idling power
(no load)
Default configuration: Contin-
ues Conduction Mode, CCM
V
O = 0.6 V
0.90
W
V
O = 1.0 V
0.90
V
O = 1.8 V
1.10
V
O = 3.3 V
1.70
P
CTRL
Input standby power
Turned off with CTRL-pin
Default configuration: Monitoring
enabled, Precise timing enabled
170
mW
OKDx-T/40-W12-xxx-C
40A Digital PoL DC-DC Converter Series
MDC_OKDx-T/40-W12-xxx-C.A05 Page 11 of 38
www.murata-ps.com/support


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