SI3460-EVB Silicon Laboratories Inc, SI3460-EVB Datasheet - Page 10

• Manufacturer Part Number: SI3460-EVB
• Description: BOARD EVAL POE FOR SI3460
• Manufacturer: Silicon Laboratories Inc
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of SI3460-EVB

• Main Purpose: Special Purpose DC/DC, Power Over Ethernet
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: -48V
• Board Type: Fully Populated
• Utilized Ic / Part: Si3460
• Input Voltage: 12 V, 15 V
• Output Voltage: - 48 V
• Interface Type: Ethernet
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Product: Power Management Modules
• For Use With/related Products: Si3460
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Input: -
• Power - Output: -
• Frequency - Switching: -
• Regulator Topology: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1842

Table 7. DC-DC Performance
Si3460
3.2. DC-DC Converter Performance Characteristics
The dc-dc converter utilizes a digital control loop architecture operating at 250 kHz. The complete converter is
comprised of the Si3460 controller and the external components in the Si3460-EVB schematics. The performance
specifications in Table 7 are typical for the Si3460-EVB reference design.
10
Parameter
DC-DC Controller Performance Characteristics
PWM operating frequency
Efficiency
Load regulation
Line regulation
Output ripple
Notes:
1. Typical specifications are based on an ambient operating temperature of 25 ºC and V
2. See “3. Si3460-EVB Performance Characteristics” for more details.
1
Symbol
R
R
f
PWM
LOAD
LINE
R

For V
2
Minimum to maximum load
250 kHz PWM frequency
Rev. 1.1
IN
ranging from 11 to 16 V
Conditions
V
< 500 Hz
IN
to V
OUT
IN
Min
= +12 V.
—
—
—
—
—
—
Typ
250
100
200
75
±1
±1
Max
—
—
—
—
—
—
Unit
kHz
mV
%
%
%