BD8624EFV ROHM [Rohm], BD8624EFV Datasheet - Page 2

• Manufacturer Part Number: BD8624EFV
• Description: Built-in 1ch FET Synchronous Rectification Type DC/DC converters
• Manufacturer: ROHM [Rohm]

● Electric characteristic
V
Not designed for radiation resistance.
Current capability should not exceed Pd.
Circuit current 1
Circuit current 2
< Error amplifier part >
Standard voltage （VREF）
Terminal FB Input bias current
Terminal FC Clamping voltage H
Terminal FC Clamping voltage L
Terminal FC Sink current
Terminal FC Source current
Open loop gain
<OSC part>
Oscillation frequency
<Soft start >
Charging current
Terminal SS Threshold voltage
Terminal SS Clamping voltage
Terminal SS Standby voltage
Terminal SS Discharge resistance
Terminal SS Protection circuit start voltage
Terminal SS Protection circuit start voltage
Maximum hysteresis error
< Low voltage, over voltage detection part＞
Terminal FB Low voltage detection voltage
Terminal FB Overvoltage detection voltage
< Over current detection part＞
Output current limitation threshold
<Power MOS>
Upper side MOS ON resistance
Lower side MOS ON resistance
<Others＞
Terminal PDET L output voltage
Terminal CTL input voltage H level voltage
Terminal CTL input voltage L level voltage
Terminal CTL input current
FB
(Ta=25℃, VCC=6.5V, GND=0V,CTL=6.5V unless otherwise specified.)
: FB terminal voltage, V
Parameter
FC
: FC terminal voltage, V
V
I
V
FCSOURCE
Symbol
SSPON_HYS
V
V
V
V
V
I
A
V
OL_PDET
FCSINK
R
V
V
V
R
I
V
V
R
SSPON
I
SSCLM
SSSTB
IH_CTL
I_CTL
F
IL_CTL
I
I
VERR
I
SSTH
I
FBB
FCH
OVP
ONU
Q1
Q2
REF
FCL
SS
lmt
ONL
LVP
OSC
SS
SS
: SS terminal voltage, V
VCC-0.9
0.792
MIN
0.98
0.51
0.86
400
1.8
0.5
2.2
0.1
1.0
2.0
49
10
-1
-3
-
-
-
-
-
-
-
-
-
-
specification value
2 / 14
VCC-0.7
TYP
1.08
0.15
0.56
0.96
-2.5
100
500
100
110
110
3.4
0.8
2.4
1.1
70
60
0
0
-
-
-
-
-
-
-
MONVCC
VCC-0.5
0.808
MAX
VCC
1.18
0.61
1.06
600
200
-70
0.2
1.2
0.4
0.5
10
91
90
-2
1
-
-
-
-
-
-
-
-
: MONVCC terminal voltage
UNIT
mΩ
mΩ
μA
μA
μA
kHz
μA
μA
mA
mA
mV
kΩ
dB
V
V
V
V
V
V
V
V
V
V
V
V
V
CTL=0V
CTL=VCC
Terminal FB and FC terminal short
V
V
V
V
V
When terminal RT 27kΩ is
connected
V
V
V
CTL=0V
V
V
V
V
V
V
V
I
CTL terminal
CTL terminal
CTL terminal, CTL=VCC
OL
FB
FB
FB
FB
FB
SS
SS Voltage
SS Voltage
SS Voltage
SS Voltage
FB Voltage
FB Voltage
SW Voltage
BOOT
VREG5
=100uA
=0.9V
=0.7V
=0.9V
=0.9V, V
=0.7V, V
=1.0V
－V
=5V
(L→H)
(L→H)
SW
Condition
FC
FC
=5V
=0.4V
=1.6V