E
Approved
Ericsson Internal
PRODUCT SPEC
No.
Checked
Date
2 (9)
Reference
Prepared (also subject responsible if other)
ETORHOL, EKAMAGN, EJANARV
2/1301-BMR 451
Technical Specification
0002 Uen
EN/LZT 146
401
R4A
May
2015
© Ericsson AB
Rev
5
BMR
(Julia You)
SEC/D
451 Digital PoL Regulators
ETORHOL
Input
4.5-14
V, Output up to
40
A /
132
W
2010-03-02
E
Functional Specification
T
P1
= -40 to +85ºC, V
I
= 4.5 to 14 V
Typical values given at: T
P1
= +25°C, V
I
= 12 V, max I
O
, unless otherwise specified under Conditions
Configuration File: 190 10-CDA 102 900/020
Characteristics
SMBus monitoring
VIN_READ, 0x88h
VOUT_READ, 0x8Bh
IOUT_READ, 0x8Ch
f
s
Switching frequency
C
ISMBus
Internal capacitance
C
I
Internal input capacitance
Fault Protection Characteristics
UVLO Threshold
Input Under
Voltage Lockout,
UVLO
Set point accuracy
Hysteresis
Delay
UVP threshold
Factory default
(Output voltage)
Over/Under
OVP threshold
Factory default
Voltage Protection,
OVP/UVP fault response
Factory default
OVP/UVP
time
Over Current
Protection,
OCP
Over Temperature
Protection,
OTP at T
P1
Set point accuracy
OCP threshold
OCP protection delay
OTP threshold
OTP hysteresis
Io
Factory default
Factory default
Factory default
Factory default
-20
50
45
120
°C
15
85
115
25
+20
Factory default
-100
0.4
2.5
4.0
100
V
mV
V
µs
% V
OUT
% V
OUT
µs
%
A
µs
Accuracy vs. V
I
Accuracy vs. V
O
Accuracy vs. I
O
Factory default
SMBus signals, SDA, SCL
-3
-1
-20
320
10
140
3
1
20
%
%
%
kHz
pF
µF
Conditions
min
typ
max
Unit
General Electrical Characteristics
Logic Input/Output Characteristics
Logic input low threshold (V
IL
)
Logic input high threshold (V
IH
)
Logic output low (V
OL
)
Logic output high (V
OH
)
Setup time, SMBus (t
set
)
Hold time, SMBus (t
hold
)
CTRL, SCL, SDA, FLEX
SALERT, SCL, SDA, FLEX
I
OL
≤
4 mA
SALERT, SCL, SDA, FLEX
I
OL
≥
-2 mA
See Note 1
See Note 1
0.8
2.0
0.4
2.25
300
250
V
V
V
V
ns
ns
Note 1: See operation information section for I2C/SMBus Setup and Hold Times – Definitions
ERICSSON [ ERICSSON ]
