MB3882 Fujitsu Media Devices, MB3882 Datasheet - Page 23

• Manufacturer Part Number: MB3882
• Description: 2-channel DC/DC Converter IC with Synchronous Rectifier
• Manufacturer: Fujitsu Media Devices

Using the above formulas to determine power consumption, settings should be made with reference to the “Power
Consumption vs. Input Voltage” on the following page, as well as the “Power dissipation vs. Ambient Temperature.”
Vin
VOUT1-1
VOUT2-1
I
I
1
2
23
VCC
5 V
Drive
1-1
Drive
2-1
I
I
B
T1
1
I
2
T
13
10
11
12
8
9
VB
CB1
OUT1-1
VS1
OUT2-1
PGND
T2
Crss
C
VB
1
Q1
Ciss
1
Bias current
Ibias1 2 mA
Bias current
Ibias2
Crss
t
Ciss
Q2
2
2
2 mA
A
L1
V
O1
MB3882
23