Ericsson Internal
PRODUCT SPECIFICATION
3 (20)
Prepared (also subject responsible if other)
No.
EHOSMIR
2/1301-BMR 464 0008 Uen
Approved
Checked
Date
Rev
Reference
EAB/FJB/GM (Ksenia Harrisen)
(EKRIROB) 2014-05-02
C
Characteristics
Conditions
min
typ
max
Unit
P
CTRL
Input standby
power
Turned off with
CTRL-pin
Default configuration:
Monitoring enabled,
Precise timing enabled
170
mW
C
i
Internal input capacitance
140
μF
C
o
Internal output capacitance
400
μF
C
OUT
Total external output capacitance
See Note 9
470
30 000
μF
ESR range of capacitors
(per single capacitor)
See Note 9
5
30
mΩ
V
tr1
Load transient
peak voltage
deviation
(L to H/H to L)
Load step
25-75-25% of
max I
O
Default configuration
di/dt = 2 A/μs
C
O
= 470
μ
F (minimum
external capacitance)
see Note 12
V
O
= 0.6 V
79 / 256
mV
V
O
= 1.0 V
127 / 298
V
O
= 1.8 V
144 / 324
V
O
= 3.3 V
210 / 327
t
tr1
Load transient
recovery time,
Note 5
(L to H/H to L)
Load step
25-75-25% of
max I
O
Default configuration
di/dt = 2 A/μs
C
O
= 470
μ
F (minimum
external capacitance)
see Note 12
V
O
= 0.6 V
60 / 100
μs
V
O
= 1.0 V
100 / 100
V
O
= 1.8 V
100 / 100
V
O
= 3.3 V
100 / 100
f
s
Switching frequency
320
kHz
Switching frequency range
, see Note 20
PMBus configurable
200-640
kHz
Switching frequency set-point accuracy
-5
5
%
Control Circuit PWM Duty Cycle
5
95
%
Minimum Sync Pulse Width
150
ns
Input Clock Frequency Drift Tolerance
External clock source
-13
13
%
Input Under Voltage
Lockout,
UVLO
UVLO threshold
3.85
V
UVLO threshold range PMBus configurable
3.85-14
V
Set point accuracy
-150
150
mV
UVLO hysteresis
0.35
V
UVLO hysteresis range PMBus configurable
0-10.15
V
Delay
2.5
μs
Fault response
See Note 3
Automatic restart, 70 ms
Input Over Voltage
Protection,
IOVP
IOVP threshold
16
V
IOVP threshold range
PMBus configurable
4.2-16
V
Set point accuracy
-150
150
mV
IOVP hysteresis
1
V
IOVP hysteresis range PMBus configurable
0-11.8
V
Delay
2.5
μs
Fault response
See Note 3
Automatic restart, 70 ms
Power Good, PG,
See Note 2
PG threshold
90
% V
O
PG hysteresis
5
% V
O
PG delay
See Note 19
Direct after DLC
PG delay range
PMBus configurable
0-500
s
Output voltage
Over/Under Voltage
Protection,
OVP/UVP
UVP threshold
85
% V
O
UVP threshold range
PMBus configurable
0-100
% V
O
UVP hysteresis
5
% V
O
OVP threshold
115
% V
O
OVP threshold range
PMBus configurable
100-115
% V
O
UVP/OVP
response time
25
μs
UVP/OVP
response time range
PMBus configurable
5-60
μs
Fault response
See Note 3
Automatic restart, 70 ms
BMR4
6
series
PoL Regulators
Input 4.5-14 V, Output up to 50 A / 165 W
1/28701-BMR 464 Rev.B
July 2019
© Flex
Technical Specification
BMR4
6
series
PoL Regulators
Input
4.5-14
V, Output up to
50
A
/
165
W
1/28701-BMR 464 Rev.B
July 2019
©
Flex
Technical Specification
24
