BD12KA5FP-E2 Rohm Semiconductor, BD12KA5FP-E2 Datasheet - Page 4

• Manufacturer Part Number: BD12KA5FP-E2
• Description: IC REG LDO 1.2V 0.5A TO252-3
• Manufacturer: Rohm Semiconductor
• Series: -r

Specifications of BD12KA5FP-E2

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.2V
• Voltage - Input: 2.3 V ~ 5.5 V
• Voltage - Dropout (typical): -
• Number Of Regulators: 1
• Current - Output: 500mA (Max)
• Current - Limit (min): -
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: TO-252-3, DPak (2 Leads + Tab), SC-63
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

●Block diagrams, Standard circuit examples
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BD□□KA5,BD□□KA5W Series,BD00KA5W Series
[BD00KA5WFP]
www.rohm.com
[BD□□KA5WFP]
TO252-5(BD00KA5WFP)
TO252-5(BD□□KA5WFP)
TO252-5(BD□□KA5FP)
Pin No.
Pin No.
Pin No.
FIN
CTL (1PIN)
FIN
CTL (1PIN)
FIN
1
2
3
1
2
3
4
5
1
2
3
4
5
Vcc (1PIN)
Vcc (2PIN)
Vcc (2PIN)
Pin Name
Vref
Pin Name
PinName
Vref
Vref
GND
N.C.
OUT
GND
OUT
GND
Vcc
N.C.
OUT
CTL
N.C.
N.C.
CTL
ADJ
Vcc
Vcc
TSD
TSD
TSD
1μF
1μF
1μF
N.C.(3PIN)
N.C.(3PIN)
N.C.(2PIN)
Fig.13
Fig.14
Fig.15
Output voltage configuration terminal
Output voltage ON/OFF control
Output voltage ON/OFF control
1μF
1μF
1μF
Power supply voltage input
OUT (4PIN)
Power supply voltage input
OUT (3PIN)
Power supply voltage input
OUT (4PIN)
Driver
Driver
Driver
Unconnected terminal
Unconnected terminal
Unconnected terminal
Unconnected terminal
GND(FIN)
GND(FIN)
Voltage output
Voltage output
OCP
OCP
Voltage output
OCP
Function
R2
Function
Function
GND
N.C.(5PIN)
GND
GND
R2
R2
R1
R1
ADJ(5PIN)
R1
VOUT=VADJ×（R1+R2）÷R1(V)
：VADJ=0.75V(Typ.)
：A value of approximately 30kΩ
is recommended for R1.
＊Output voltage configuration
1
1
1
TOP VIEW
TOP VIEW
TO252-5
TOP VIEW
TO252-5
2
2
TO252-3
FIN
FIN
FIN
2
3
3
4 5
4 5
3
4/9
[BD00KA5WF]
[BD□□KA5WF]
SOP8(BD00KA5WF)
Vcc(8PIN)
Vcc(8PIN)
SOP8(BD□□KA5WF)
N.C. pins are electrically open to the inside of the IC chip.
Pin No.
Pin No.
1μF
1μF
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1μF
OUT(1PIN)
1μF
OUT(1PIN)
R2
GND(7PIN)
GND(7PIN)
N.C.(3PIN)
Pin Name
Pin Name
Vref
Vref
ADJ(2PIN)
R1
GND
OUT
GND
OUT
N.C.
N.C.
CTL
ADJ
CTL
Vcc
Vcc
TSD
TSD
Fig.16
Fig.17
Output voltage configuration terminal
Output voltage ON/OFF control
Output voltage ON/OFF control
GND(6PIN)
GND(6PIN)
Power supply voltage input
Power supply voltage input
N.C.(3PIN) N.C.(4IN)
Driver
Driver
Unconnected terminal
Unconnected terminal
N.C.(3PIN) N.C.(4IN)
Voltage output
Voltage output
OCP
OCP
Function
Function
GND
GND
CTL (5PIN)
CTL (5PIN)
R2
R1
VOUT=VADJ×（R1+R2）÷R1(V)
：VADJ=0.75V(Typ.)
：A value of approximately 30kΩ
is recommended for R1.
＊Output voltage configuration
Technical Note
2009.04 - Rev.A
TOP VIEW
TOP VIEW
8
8
1
1
SOP8
SOP8
5
4
5
4