Si3460-D01-GM Silicon Laboratories Inc, Si3460-D01-GM Datasheet - Page 10

• Manufacturer Part Number: Si3460-D01-GM
• Description: Hot Swap & Power Distribution IEEE 802.3af PSE w/DC-DC CTRLR
• Manufacturer: Silicon Laboratories Inc

Specifications of Si3460-D01-GM

• Product: PoE / LAN Solutions
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-11

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
%
%
%