BWR33W Datasheet, PDF (8/12 Pages) Murata Power Solutions Inc. – Regulated 3.3V and 5V outputs

Dual Output BWR Models
Mixed Voltage, 5V AND 3.3V, 2” x 2”
33 Watt DC/DC Converters
Typical Performance Curves
D12, D24, D48 Models
D12, D24, D48 Models
5V Output Half-Load to Full-Load Transient Response
(VIN = nominal, 3.3V@ 700mA, external 1µF output capacitors.)
3.3V Output Half-Load to Full-Load Transient Response
(VIN = nominal, 5V@ 600mA, external 1µF output capacitors.)
5V Output
100mV/div
3.3V Output
100mV/div
6A
Output
Current
2A/div
3A
100µsec/div
5V Output Full-Load to Half-Load Transient Response
(VIN = nominal, 3.3V@ 700mA, external 1µF output capacitors.)
5V Output
100mV/div
7A
Output
Current
2A/div
3.5A
100µsec/div
3.3V Output Full-Load to Half-Load Transient Response
(VIN = nominal, 5V@ 600mA, external 1µF output capacitors.)
3.3V Output
100mV/div
6A
Output
Current
2A/div
3A
100µsec/div
Cross Regulation Effects on +3.3VOUT
(Reference Point 5V @ 3.9A, 3.3V @ 4A)
0.8
0.6
3.3V @ 0A
0.4
3.3V @ 2A
0.2
0
3.3V @ 4A
–0.2
3.3V @ 6A
–0.4
3.3V @ 7A
–0.6
0
1
2
3
4
5
6
5 Volt Output Current (Amps)
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7A
Output
Current
2A/div
3.5A
100µsec/div
Cross Regulation Effects On +5VOUT
(Reference Point 5V @ 4A, 3.3V @ 3.9A)
4.0
3.0
5V @ 0A
2.0
5V @ 2A
1.0
0
5V @ 4A
–1.0
–2.0
5V @ 6A
–3.0
–4.0
0
1
2
3
4
5
3.3 Volt Current (Amps)
6
7
MDC_BWR 33W Models.A05 Page 8 of 12