PKM4610PI Ericsson Power Modules, PKM4610PI Datasheet - Page 7

• Manufacturer Part Number: PKM4610PI
• Description: DC/DC Power Supply Single-OUT 3.3V 20A 66W 8-Pin Quarter-Brick
• Manufacturer: Ericsson Power Modules
• Type: Step Downr
• Series: PKMr

Specifications of PKM4610PI

• Package: 8Quarter-Brick
• Output Current: 20 A
• Output Voltage: 3.3 V
• Input Voltage: 36 to 75 V
• Number Of Outputs: 1
• Output Power: 66 W
• Product: Isolated
• Input Voltage Range: 36 V to 75 V
• Output Voltage (channel 1): 3.3 V
• Output Current (channel 1): 20 A
• Isolation Voltage: 1.5 KV
• Package / Case Size: Quarter Brick
• Output Type: Isolated
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

1.5 V/20 A Typical Characteristics
Start-up
Start-up enabled by connecting V
T
V
Output Ripple & Noise
Output voltage ripple (50mV/div.) at:
T
V
Output Voltage Adjust (see operating information)
Passive adjust
The resistor value for an adjusted output voltage is calculated by
using the following equations:
Output Voltage Adjust Upwards, Increase:
R
Output Voltage Adjust Downwards, Decrease:
R
Prepared (also subject responsible if other)
SEC/D/ESECZHW
Approved
SEC/D (Linda Zhong)
PKM 4000 PI series
DC/DC converters, Input 36-75 V, Output 35 A/126 W
ref
I
ref
I
adj
adj
= 53 V.
= 53 V. Time scale: 2 μs/div.
= +25°C, I
= +25°C, I
= 5.11(1.5(100+Δ%)/(1.225Δ%)-(100+2Δ%)/Δ%) kΩ
= 5.11(100/Δ%-2) kΩ
Eg Increase 4% =>V
5.11(1.5(100+4)/(1.225x4)-(100+2x4)/4) = 24.7 kΩ
Eg Decrease 2% =>V
5.11(100/2-2)= 245.3 kΩ
O
O
= 20 A resistive load,
= 20 A resistive load,
out
I
out
at:
= 1.560 Vdc
= 1.470 Vdc
Top trace: output voltage (0.5 V/div.).
Bottom trace: input voltage (20 V/div.).
Time scale: 10 ms/div..
See the filter in the Output ripple and noise
section (EMC Specification).
Checked
MICJOHN
Shut-down
Shut-down enabled by disconnecting V
T
V
Output Load Transient Response
step-change 5-15-5 A at:
T
PRODUCT SPECIFICATION
No.
2/1301-BMR631
Date
2006-10-22
Output voltage response to load current
ref
ref
I
= 53 V.
=+25°C, V
= +25°C, I
O
I
= 53 V.
= 20 A resistive load,
Technical Specifi cation
EN/LZT 146 310 R1B Nov 2006
© Ericsson Power Modules AB
Rev
C
I
at:
Top trace: output voltage (0.5 V/div.).
Bottom trace: input voltage (20 V/div.).
Time scale: 5 ms/div..
Top trace: output voltage (100mV/div.).
Time scale: 0.1 ms/div..
Reference
PKM 4318 PIOA
4 (41)
7