BD95710MUV ROHM Electronics, BD95710MUV Datasheet - Page 2

• Manufacturer Part Number: BD95710MUV
• Description: 2phase Switching Regulator Controllers for Graphic Card
• Manufacturer: ROHM Electronics

●ELECTRICAL CHARACTERISTICS (Unless otherwise noted, Ta=25℃, VCC=5V, VIN=12V, REF=1.2V, RT=100kΩ)
© 2009 ROHM Co., Ltd. All rights reserved.
BD95710MUV
www.rohm.com
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[Total Block]
Vcc Bias Current
Vcc Standby Current
[5Vcc Block]
5Vcc Output Voltage
5Vcc Output Current
[UVLO Block]
VCC Threshold Voltage
VCC Hysteresis Voltage
BUS EN Threshold Voltage
BUS EN Hysteresis Voltage
5Vcc Threshold Voltage
5Vcc Hysteresis Voltage
[Reference Voltage Block]
Internal Reference Voltage
REFIN/EN Offset Voltage
REFIN/EN Input Voltage Range
REFIN/EN Off Threshold Voltage
[EN Threshold]
EN Low voltage
EN High voltage
[Operating Frequency]
Oscillation Frequency
ON Time
MIN OFF Time
[IREFOUT voltage Block]
IREFOUT Voltage
IREFOUT Drive Current
[FET Gate Driver Block]
UG high side ON Resistance
UG low side ON Resistance
LG high side ON Resistance
LG high side ON Resistance
[Regulator for VCC]
Output Voltage
Vcc DRV Drive Current
[OCP (Over Current Protection) Block]
Over Current Threshold
[OVP (Over Voltage Protection) Block]
Over Voltage Threshold 1
Over Voltage Threshold 2
[SCP (Short Circuit Protection) Block]
SCP Start up Voltage 1
SCP Start up Voltage 2
SCP Delay Time
[POK Detection Block]
POK Threshold 1
POK Threshold 2
Parameter
dBUS_UVLO
dVcc_UVLO
5Vcc_UVLO
dVcc_UVLO
BUS_UVLO
POK
POK
Vcc_UVLO
Voff
REFIN/EN
V
VCCDRV
V
V
OVP
OVP
Symbol
I
th REFIN/EN
Enhigh
I
OCP
R
R
R
Enlow
IREFOUT
R
T
VCCDRV
V
V
REFIN/EN
IREFOUT
5Vcc
F
T
I
T
I
onHGH
onHGL
onLGH
REFIN/EN
Offmin
onLGL
SCP
SCP
Icc
5Vcc
STB
OSC
SCP
THLOW1
THLOW2
ON
TH1
TH2
TH
1
2
REF_IN-10m
VREFIN/EN
VREFx1.25
VREFx0.45
REFIN/EN
REFIN/EN
VREFx0.7
0.594
x1.25
x0.45
x0.70
1.176
GND
0.95
MIN
130
100
100
4.9
4.2
0.6
4.1
0.4
4.5
0.4
7.2
20
5
3
-
-
-
-
-
-
-
-
-
-
2/20
Standard Value
VREFIN/EN
VREFx0.75
REFIN/EN
REFIN/EN
VREFx1.3
VREFx0.5
REF_IN
0.600
x0.75
TYP
x1.3
x0.5
180
150
500
200
400
4.5
4.3
1.5
0.8
1.2
25
10
4
5
5
6
4
6
1
8
1
1
-
-
-
-
-
REF_IN+10m
VREFIN/EN
VREFx1.35
VREFx0.55
VREFx0.80
REFIN/EN
REFIN/EN
0.606
x1.35
x0.55
x0.80
5Vcc
5Vcc
1.224
MAX
1.05
230
200
300
500
2.0
5.1
4.7
0.9
4.5
3.3
0.3
8.8
10
50
12
12
8
2
-
-
-
-
-
nsec
nsec
ohm
ohm
ohm
ohm
Unit
kHz
mA
mV
mV
mV
mA
mA
mA
mA
ms
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Low  High
Low  High
Low  High
REFIN/EN=5VCC
REFIN/EN voltage
REFIN/EN voltage
REFIN/EN=5Vcc
REFIN/EN=5Vcc
REFIN/EN=5Vcc
Technical Note
2009.04 - Rev.B
Condition