BD8166EFV Rohm, BD8166EFV Datasheet - Page 2

• Manufacturer Part Number: BD8166EFV
• Description: 12V Input Multi-channel System Power Supply IC
• Manufacturer: Rohm

●Electrical characteristics (Unless otherwise specified, Ta = 25°C, VCC = 15 V, Ta = 25℃)
BD81666EFV
© 2009 ROHM Co., Ltd. All rights reserved.
www.rohm.com
1. DC/DC Converter Block
2. Positive/Negative Charge Pump Block
[Soft start block SS1 and SS2]
SS source current
SS sinking current
Clamp voltage
[Error amp block FB1 and FB2]
FB input bias current 1 and 2
Feedback voltage 1 and 2
Voltage gain
COMP sinking current
COMP source current
[Switch output block SW1 and SW2]
On resistance on high side
On resistance on low side
Off current
Current limit
Maximum duty ratio
[Error amp block FB3 and FB4]
Input bias current 3
Input bias current 4
Feedback voltage 3
Feedback voltage 4
[Delay start block SS3 and SS4]
SS source current
SS sinking current
Startup voltage
[Switch block C1L, C2L, and C3]
N-channel on resistance
P-channel on resistance
○Design guarantee (No total shipment inspection is made.)
*This product is not designed for protection against radio active rays.
Parameter
Parameter
R
Symbol
Symbol
R
V
I
R
Insw
D
FB1, 2
R
V
V
ON_NC
I
ON_PC
FB1, 2
A V
I
I
V
Vcl
I
Ioo
Ioff
DSO
I
IoI
FB3
FB4
DSI
I
on h
Max
FB3
FB4
so
on l
si
ST
1.230
1.18
1.18
0.52
Min.
Min.
0.5
1.7
-12
0.2
—
—
—
—
—
—
—
—
—
—
6
1
2
3
2/17
1.250
Limit
Limit
1.25
1.25
0.65
Typ.
Typ.
200
200
1.9
0.4
0.1
0.1
0.5
0.2
10
—
97
-6
2
2
2
5
4
4
1.270
Max.
Max.
1.32
1.32
0.78
300
0.5
0.5
2.1
1.5
14
—
—
—
-2
—
—
—
4
3
7
8
8
Unit
Unit
V/V
mΩ
mA
mA
mA
mA
mA
µA
µA
µA
µA
µA
%
Ω
Ω
Ω
V
V
A
V
V
V
Vss = 1.0 V
Vss = 1.0 V
VFB = 0.5 V
Buffer
V
V
Io = 1A*
Io = 20 mA*
*
V
V
Io = 20 mA*
Io = 20 mA*
FB
FB
DLS
DLS
= 1.5 V, COMP = 1.5 V
= 1.0 V COMP = 1.0 V
= 0.5 V
= 0.5 V
Conditions
Conditions
Technical Note
2009.07 - Rev.B