PKU5311ESI Ericsson Power Modules, PKU5311ESI Datasheet - Page 7

• Manufacturer Part Number: PKU5311ESI
• Description: DC/DC Converters & Regulators 35W 7V OUT 7A 33.02x22.86x7.50 mm
• Manufacturer: Ericsson Power Modules
• Series: PKU-Er

Specifications of PKU5311ESI

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

E
3.3 V/10 A Typical Characteristics
Start-up
Start-up enabled by connecting V
T
I
Output Ripple & Noise
Output voltage ripple at:
T
I
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:
Example: Increase 4% =>V
Prepared (also subject responsible if other)
MICMALE
Approved
EAB/FJB/GMF (Natalie Johansson)
PKU 5000E series
DC/DC converters, Input 18-72 V, Output up to 10 A/35 W
O
O
⎛
⎜ ⎜
⎝
Radj
P1
P1
= 10 A resistive load.
= 10 A resistive load.
. 5
= +25°C, V
= +25°C, V
11
=
×
. 1
⎛
⎜ ⎜
⎝
. 3
225
. 5
30
11
(
I
I
100
×
×
= 53 V,
= 53 V,
. 1
4
. 3
225
30
+
4
(
×
100
)
Δ
−
%
511
+
4
Δ
%
out
−
I
)
at:
10
= 3.432 Vdc
−
.
511
Δ
22
%
⎞
⎟ ⎟
⎠
−
kΩ = 220 kΩ
10
Top trace: output voltage (1 V/div.).
Bottom trace: input voltage (20 V/div.).
Time scale: (2 ms/div.).
Trace: output voltage (20 mV/div.).
Time scale: (2 µs/div.).
Additional C
.
22
⎞
⎟ ⎟
⎠
kΩ
o
=220uF
Checked
See § 1
Shut-down
Shut-down enabled by disconnecting V
T
I
Output Load Transient Response
Output voltage response to load current step-
change (2.5-7.5-2.5 A) at:
T
Active adjust
The output voltage may be adjusted using a voltage applied to the
Vadj pin. This voltage is calculated by using the following equations:
Example: Upwards => 3.50 V
Ericsson Internal
PRODUCT SPECIFICATION
No.
2/1301-BMR 660 00+ Uen
Date
2009-04-07
Vadj
O
⎛
⎜ ⎜
⎝
P1
P1
= 10 A resistive load.
. 1
=+25°C, V
= +25°C, V
225
=
⎛
⎜ ⎜
⎝
. 1
+
225
. 2
I
45
I
= 53 V, C
= 53 V,
+
×
. 2
. 3
45
50
. 3
o
×
−
30
= 1mF
Vdesired
. 3
Technical Specification
EN/LZT 146 391 R4B May 2009
© Ericsson AB
Rev
D
30
. 3
⎞
⎟ ⎟
⎠
30
V = 1.37 V
−
. 3
I
at:
30
⎞
⎟ ⎟
⎠
V
Reference
Top trace: output voltage (1 V/div.).
Bottom trace: input voltage (50 V/div.).
Time scale: (0.5 ms/div.).
Top trace: output voltage (200 mV/div.).
Bottom trace: load current (5 A/div.).
Time scale: (0.5 ms/div.).
PKU 5310E PI
4 (14)
7