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Prepared (also subject responsible if other)
EAB/FJB/GM QLAANDR
Approved
EAB/FJB/GM (Ksenia Harrisen)
BMR46 series PoL Regulators
BMR46 series PoL Regulators
Input 4.5-14 V, Output up to 50 A / 165 W
Input 4.5-14 V, Output up to 50 A / 165 W
Characteristics
Input standby
P
CTRL
power
C
Internal input capacitance
i
C
Internal output capacitance
o
Total external output capacitance
C
ESR range of capacitors
OUT
(per single capacitor)
Load transient
peak voltage
deviation
V
(H to L)
tr1
Load step
25-75-25% of
max I
O
Load transient
recovery time,
Note 5
t
(H to L)
tr1
Load step
25-75-25% of
max I
O
Switching frequency
f
Switching frequency range, see Note 19
s
Switching frequency set-point accuracy
Control Circuit PWM Duty Cycle
Minimum Sync Pulse Width
Input Clock Frequency Drift Tolerance
Input Under Voltage
Lockout,
UVLO
Input Over Voltage
Protection,
IOVP
Power Good, PG,
See Note 2
Output voltage
Over/Under Voltage
Protection,
OVP/UVP
Checked
(MICRF)
Conditions
Default configuration:
Turned off with
Monitoring enabled,
CTRL-pin
Precise timing enabled
See Note 9
See Note 9
V
= 0.6 V
O
Default configuration
di/dt = 2 A/μs
V
= 1.0 V
O
C
= 470
F (minimum
μ
O
external capacitance)
V
= 1.8 V
O
see Note 12
V
= 3.3 V
O
V
= 0.6 V
O
Default configuration
di/dt = 2 A/μs
V
= 1.0 V
O
C
= 470
F (minimum
μ
O
external capacitance)
V
= 1.8 V
O
see Note 12
V
= 3.3 V
O
PMBus configurable
External clock source
UVLO threshold
UVLO threshold range
PMBus configurable
Set point accuracy
UVLO hysteresis
UVLO hysteresis range
PMBus configurable
Delay
Fault response
See Note 3
IOVP threshold
IOVP threshold range
PMBus configurable
Set point accuracy
IOVP hysteresis
IOVP hysteresis range
PMBus configurable
Delay
Fault response
See Note 3
PG threshold
PG hysteresis
PG delay
PG delay range
PMBus configurable
UVP threshold
UVP threshold range
PMBus configurable
UVP hysteresis
OVP threshold
OVP threshold range
PMBus configurable
UVP/OVP
response time
UVP/OVP
PMBus configurable
response time range
Fault response
See Note 3
Ericsson Internal
PRODUCT SPECIFICATION
No.
2/1301-BMR 464 Uen
Technical Specification
Technical Specification
Date
Rev
2014-05-02
C
1/28701-BMR 464 Rev.B
1/28701-BMR 464 Rev.B
© Flex
© Flex
min
470
5
-5
5
150
-13
-150
Automatic restart, 70 ms
-150
Automatic restart, 70 ms
Automatic restart, 70 ms
12 (21)
Reference
July 2019
July 2019
typ
max
Unit
mW
170
140
μF
400
μF
30 000
μF
30
mΩ
240
240
mV
220
200
120
100
μs
80
40
320
kHz
200-640
kHz
5
%
95
%
ns
13
%
3.85
V
3.85-14
V
150
mV
0.35
V
0-10.15
V
2.5
μs
16
V
4.2-16
V
150
mV
1
V
0-11.8
V
2.5
μs
90
% V
O
5
% V
O
10
ms
0-500
s
85
% V
O
0-100
% V
O
5
% V
O
115
% V
O
100-115
% V
O
25
μs
5-60
μs
15
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