Advertisement
Prepared (also subject responsible if other)
EHOSMIR
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
Typical Characteristics
Load Transient
Load Transient vs. External Capacitance, V
[mV]
500
400
300
200
100
0
0
1
2
Load transient peak voltage deviation vs. external capacitance.
Step (12.5-37.5-12.5 A). Parallel coupling of capacitors with 470 µF/10 mΩ,
T
= +25 °C. V
= 12 V, V
= 1.0 V, f
P1
I
O
Load transient vs. Switch Frequency
[mV]
600
500
400
300
200
100
0
200
300
400
Load transient peak voltage deviation vs. frequency.
Step-change (12.5-37.5-12.5 A).
T
= +25 °C. V
= 12 V, V
= 1.0 V, C
P1
I
O
Note 1: For Universal PID, see section Dynamic Loop Compensation (DLC).
Note 2: In these graphs, the worst-case scenario (load step 37.5-12.5 A) has been considered.
Checked
(EKRIROB)
= 1.0 V
O
Universal PID,
No NLR
DLC,
No NLR
Universal PID,
Default NLR
DLC,
Default NLR
Universal PID,
Opt. NLR
DLC,
Opt. NLR
3
4
5
[mF]
= 320 kHz, di/dt = 2 A/µs
sw
Universal PID,
No NLR
DLC,
No NLR
Universal PID,
Default NLR
DLC,
Default NLR
Universal PID,
Opt. NLR
DLC,
Opt. NLR
500
600
[kHz]
= 470 µF/10 mΩ
O
Ericsson Internal
PRODUCT SPECIFICATION
No.
2/1301-BMR 464 0008 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
Load Transient vs. External Capacitance, V
[mV]
500
400
300
200
100
0
0
1
2
3
Load transient peak voltage deviation vs. external capacitance.
Step (12.5-37.5-12.5 A). Parallel coupling of capacitors with 470 µF/10 mΩ,
T
= +25 °C. V
= 12 V, V
= 3.3 V, f
P1
I
O
Output Load Transient Response, Default Configuration
Output voltage response to load
Step-change (12.5-37.5-12.5 A) at:
T
= +25 °C, V
= 12 V, V
= 1.0 V
P1
I
O
di/dt = 2 A/µs, f
= 320 kHz
sw
C
= 470 µF/10 mΩ
O
16 (20)
Reference
July 2019
July 2019
BMR 464 2008 (SIP)
= 3.3 V
O
Universal PID,
No NLR
DLC,
No NLR
Universal PID,
Default NLR
DLC,
Default NLR
Universal PID,
Opt. NLR
DLC,
Opt. NLR
4
5
[mF]
= 320 kHz, di/dt = 2 A/µs
sw
Top trace: output voltage (200 mV/div.).
Bottom trace: load current (10 A/div.).
Time scale: (0.1 ms/div.).
37
Advertisement
