Ericsson Internal
PRODUCT SPECIFICATION
16 (21)
Prepared (also subject responsible if other)
No.
EAB/FJB/GM QLAANDR
2/1301-BMR 464 Uen
Approved
Checked
Date
Rev
Reference
EAB/FJB/GM (Ksenia Harrisen)
(MICRF)
2014-05-02
C
Typical Characteristics
Load Transient
BMR 464 2002 (SIP)
Load Transient vs. External Capacitance, V
O
= 1.0 V
Load Transient vs. External Capacitance, V
O
= 3.3 V
Load transient peak voltage deviation vs. external capacitance.
Step-change (10-30-10 A). Parallel coupling of capacitors with 470 µF/10 mΩ,
T
P1
= +25 °C, V
I
= 12 V, V
O
= 1.0 V, f
sw
= 320 kHz, di/dt = 2 A/µs
Load transient peak voltage deviation vs. external capacitance.
Step-change (10-30-10 A). Parallel coupling of capacitors with 470 µF/10 mΩ,
T
P1
= +25 °C, V
I
= 12 V, V
O
= 3.3 V, f
sw
= 320 kHz, di/dt = 2 A/µs
Load transient vs. Switch Frequency
Output Load Transient Response, Default PID/NLR
Load transient peak voltage deviation vs. frequency.
Step-change (10-30-10 A).
T
P1
= +25 °C, V
I
= 12 V, V
O
= 1.0 V, C
O
= 470 µF/10 mΩ
Output voltage response to load
current step-change (10-30-10 A) at:
T
P1
= +25 °C, V
I
= 12 V, V
O
= 1.0 V
di/dt = 2 A/µs, f
sw
= 320 kHz,
C
O
= 470 µF/10 mΩ
Top trace: output voltage (200 mV/div.).
Bottom trace: load current (10 A/div.).
Time scale: (0.1 ms/div.).
Note: In the load transient graphs, the worst-case scenario (load step 30-10 A) has been
considered.
0
50
100
150
200
250
300
0
1
2
3
4
[mV]
[mF]
Default
PID/NLR
Opt. PID, No
NLR
Default PID,
Opt. NLR
Opt. PID/NLR
0
50
100
150
200
250
300
0
1
2
3
4
[mV]
[mF]
Default
PID/NLR
Opt. PID, No
NLR
Default PID,
Opt. NLR
Opt. PID/NLR
50
100
150
200
250
300
350
400
200
300
400
500
600
[mV]
[kHz]
Default
PID/NLR
Opt. PID,
No NLR
Default PID,
Opt. NLR
Opt.
PID/NLR
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
19
