BD9775FV-E2 Rohm Semiconductor, BD9775FV-E2 Datasheet - Page 18

• Manufacturer Part Number: BD9775FV-E2
• Description: IC REG SW STEP DOWN HE 28-SSOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r

Specifications of BD9775FV-E2

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Current - Output: 400mA
• Frequency - Switching: 100kHz
• Voltage - Input: 6 ~ 30 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Power - Output: 640mW
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: BD9775FV-E2TR

●Recommended operating conditions（Ta=-25 to +75℃）(BD9775FV)
●Electrical characteristics （Ta=25℃，VCC=13.2V, fosc=100kHz, CTL1=3V, CTL2=3V）(BD9775FV)
【Whole Device】
Stand-by Current
Circuit Current
【Reference Voltage】
VREF Output Voltage
Line Regulation
Load Regulation
Short Output Current
【Internal Voltage Regulator】
VREGA Output Voltage
VREGB Output Voltage
VREGB Dropout Voltage
【Oscillator】
Oscillating Frequency
Frequency Tolerance
【Synchronized Frequency】
Synchronized Frequency
FIN Threshold Voltage
FIN Input Current
【Error Amplifier】
Threshold Voltage
INV Input Bias Current
Voltage Gain
Band Width
Maximum Output Voltage
Minimum Output Voltage
Output Sink Current
Output Source Current
Parameter
Oscillating Frequency
Timing Capacitance
Timing Resistance
Supply Voltage
Parameter
Symbol
Vdregb
Isource1
Isource2
ｆosc2
Vrega
Vregb
Dfosc
Vthfin
Vthea
DVlo
Iccst
Ibias
Vfbh
Isink
Vref
DVli
fosc
IFIN
Vfbl
Ios
Bw
Icc
Av
VCC-5.5
-170
-200
Min.
2.97
0.98
2.5
-60
4.5
1.2
2.2
0.5
90
－
－
－
－
－
－
－
－
－
-1
-1
Symbol
ｆosc
VCC
RT
CT
VCC-5.0
Limits
1.00
-130
Typ.
3.00
-110
100
120
-22
4.2
5.0
1.8
1.4
2.0
2.4
70
－
－
－
－
－
－
－
2
MIN
100
18/29
6.0
30
10
VCC-4.5
Max.
3.03
1.02
110
5.5
2.2
1.6
2.6
0.1
5.2
-70
-85
10
10
－
－
－
-5
5
7
2
1
1
Limits
TYP
100
470
27
-
MHz
kHz
kHz
Unit
μA
μA
μA
μA
μA
mA
mV
mV
mA
mA
dB
%
V
V
V
V
V
V
V
V
MAX
4700
30.0
300
56
CTL1,CTL2=0V
FB1,FB2=0V
Io=-1mA
Vcc=7 to 18V,Io=-1mA
Io=-0.1mA to -2mA
Switching with COUT=5000pF
Switching with COUT=5000pF
VREGB to GND Voltage
RT=27kΩ,CT=470pF
Vcc=7 to 18V
FIN=120kHz
VFIN=1.4V
DC
Av=0dB
INV=0.5V
INV=1.5V
FB1,2 Terminal
FB1 Terminal
FB2 Terminal
Units
KHz
KΩ
pF
V
Condition