Datasheet
Single-Output LDO Regulator
Ultra Low Quiescent Current LDO
Regulator
BD7xxL5FP-C
●General Description
The BD7xxL5FP-C are low quiescent regulators
featuring 50V absolute maximum voltage, and output
voltage accuracy of ±2%, 500mA output current and 6μA
(Typ.) current consumption. There regulators are
therefore ideal for applications requiring a direct
connection to the battery and a low current consumption.
Ceramic capacitors can be used for compensation of the
output capacitor phase. Furthermore, these ICs also
feature overcurrent protection to protect the device from
damage caused by short-circuiting and an integrated
thermal shutdown to protect the device from overheating
at overload conditions.
●Key specifications
Ultra low quiescent current:
6μA (Typ.)
Output voltage:
3.3V / 5.0V (Typ.)
Output current capability:
500mA
High output voltage accuracy:
±2%
Low ESR ceramic capacitor can be used as
output capacitor
AEC-Q100 Qualified
●Packages
FP: TO252-3
●Features
Ultra low quiescent current: 6.0μA (Typ.)
Output current capability: 500mA
Output voltage: 3.3 V or 5.0 V(Typ.)
High output voltage accuracy: ±2%
Low saturation voltage by using PMOS output
transistor.
Integrated overcurrent protection to protect the IC
from damage caused by output short-circuiting.
Integrated thermal shutdown to protect the IC from
overheating at overload conditions.
Low ESR ceramic capacitor can be used as output
capacitor.
TO252-3 package
W (Typ.) x D (Typ.) x H (Max.)
6.50mm×9.50mm×2.50mm
Figure 1. Package Outlook
●Applications
Automotive (body, audio system, navigation system, etc.)
●Typical Application Circuits
Components externally connected: 0.1µF ≤ CIN, 4.7µF ≤ COUT (Typ.)
*Electrolytic, tantalum and ceramic capacitors can be used.
TO252-3
Figure 2. Typical Application Circuits
○Product structure:Silicon monolithic integrated circuit
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Datasheet
BD7xxL5FP-C
●Ordering Information
B
D
7
x
x
L
5
Output Voltage
33: 3.3V
50: 5.0V
F
P
Package
FP: TO252-3
-
C
E
2
Taping
E2: reel-wound
embossed tamping
●Lineup
Output current
ability
Output voltage
(Typ.)
Package type
3.3 V
500 mA
Orderable Part Number
BD733L5FP-CE2
TO252-3
5.0V
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BD750L5FP-CE2
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Datasheet
BD7xxL5FP-C
●Pin Configuration
TO252-3
(TOP VIEW)
1
2
3
FIgure 3. Pin Configuration
●Pin Description
Pin No.
Pin Name
Function
1
VCC
Supply voltage input pin
2
N.C.
N.C.
3
VOUT
Output pin
FIN
GND
GND
(*N.C. terminals are not need to connect to GND.)
●Block Diagram
Figure 4. Block Diagram
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BD7xxL5FP-C
●Absolute Maximum Ratings(Ta=25°C)
Parameter
Symbol
Ratings
Unit
Supply Voltage
*1
VCC
-0.3 to +50.0
V
Power Dissipation
*2
Pd
1.3
W
Operating Temperature Range
Topr
-40 to +125
°C
Storage Temperature Range
Tstg
-55 to +150
°C
Tjmax
150
°C
TO252-3
Maximum Junction Temperature
*1 Pd should not be exceeded.
*2 TO252-3 mounted on 114.3 mm x 76.2 mm x 1.6 mmt Glass-Epoxy PCB based on JEDEC. If Ta ≧25 °C, reduce by 10.4 mW/°C.
(1-layer PCB: Copper foil area on the reverse side of PCB: 0 mm x 0 mm)
●Operating Conditions(-40 < Ta < +125°C)
■BD733L5FP-C
Parameter
Symbol
Min.
Max.
Unit
Supply Voltage
*3
VCC
4.17
45.0
V
Startup Voltage
*4
VCC
3.0
-
V
IOUT
0
500
mA
Output Current
■BD750L5FP-C
Parameter
Symbol
Min.
Max.
Unit
Supply Voltage
*3
VCC
5.6
45.0
V
Startup Voltage
*4
VCC
3.0
-
V
IOUT
0
500
mA
Output Current
*3 For output voltage, refer to the dropout voltage corresponding to the output current. This condition is 200mA load.
*4 When IOUT=0mA.
●Thermal Resistance
Parameter
Symbol
Min.
Max.
Unit
TO252-3 Package
Junction to Ambient
*5
θja
24.5
-
°C/W
Junction to Case (bottom)
*5
θjc
3
-
°C/W
*5
TO252-3 mounted on 114.3 mm x 76.2 mm x 1.6 mmt Glass-Epoxy PCB based on JEDEC.
(4-layer PCB: Copper foil on the reverse side of PCB: 74.2 mm x 74.2 mm)
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Datasheet
BD7xxL5FP-C
●Electrical Characteristics (BD733L5FP-C)
(Unless otherwise specified, -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA, Reference value: Ta=25°C)
Limit
Parameter
Symbol
Unit
Conditions
Min.
Typ.
Max.
Ib
-
6
15
μA
Output voltage
VOUT
3.23
3.30
3.37
V
8V < VCC < 16V
0mA < IOUT < 500mA
Dropout voltage
ΔVd
-
0.4
0.8
V
VCC=VOUT×0.95, IOUT=200mA
Ripple rejection
R.R.
50
63
-
dB
f=120Hz, ein=1Vrms,
IOUT=100mA
Line regulation
Reg I
-
5
20
mV
8V < VCC < 16V
Load regulation
Reg L
-
5
20
mV
10mA < IOUT < 250mA
Bias current
●Electrical Characteristics (BD750L5FP-C)
(Unless otherwise specified, -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA, Reference value: Ta=25°C)
Limit
Parameter
Symbol
Unit
Conditions
Min.
Typ.
Max.
Ib
-
6
15
μA
Output voltage
VOUT
4.9
5.0
5.1
V
8V < VCC < 16V
0mA < IOUT < 500mA
Dropout voltage
ΔVd
-
0.25
0.5
V
VCC=VOUT×0.95, IOUT=200mA
Ripple rejection
R.R.
50
60
-
dB
f=120Hz, ein=1Vrms,
IOUT=100mA
Line regulation
Reg I
-
5
20
mV
8V < VCC < 16V
Load regulation
Reg L
-
5
20
mV
10mA < IOUT < 250mA
Bias current
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Datasheet
BD7xxL5FP-C
●Typical Performance Curves
■BD733L5FP-C Reference data
Unless otherwise specified: -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA
6
100
-40°C
25°C
125°C
BIAS CURRENT : lb[μA] .
80
-40°C
25°C
125°C
5
OUTPUT VOLTAGE : VOUT[V]
90
70
60
50
40
30
20
4
3
2
1
10
0
0
0
10
20
30
40
0
50
20
30
40
50
SUPPLY VOLTAGE : VCC[V]
SUPPLY VOLTAGE : VCC[V]
Figure 5. Bias current
Figure 6. Output voltage vs. Supply voltage
IOUT=10mA
6
6
-40°C
25°C
125°C
5
OUTPUT VOLTAGE : VOUT[V]
OUTPUT VOLTAGE : VOUT[V]
10
4
3
2
4
3
2
1
1
0
0
0
10
20
30
40
-40°C
25°C
125°C
5
0
50
300
600
900
1200
SUPPLY VOLTAGE : VCC[V]
OUTPUT CURRENT : IOUT[mA]
Figure 7. Output voltage vs. Supply voltage
IOUT=100mA
Figure 8. Output voltage vs. Load
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Datasheet
BD7xxL5FP-C
■BD733L5FP-C Reference data
Unless otherwise specified: -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA
90
1.2
80
RIPPLE REJECTION : R.R.[dB]
DROPOUT : △Vd[V]
-40°C
25°C
125°C
0.8
0.4
-40°C
25°C
125°C
70
60
50
40
30
20
10
0
0.0
0
10
50 100 150 200 250 300 350 400 450 500
100
10000
100000
FREQUENCY : f[Hz]
OUTPUT CURRENT : IOUT[mA]
Figure 9. Dropout voltage
Figure 10. Ripple rejection
(ein=1Vrms,IOUT=100mA)
6
20
16
OUTPUT VOLTAGE : VOUT[V]
-40°C
25°C
125°C
18
BIAS CURRENT : lb[μA]
1000
14
12
10
8
6
4
5
4
3
2
1
2
0
0
0
40
80
120
160
200
120
140
160
180
200
AMBIENT TEMPERATURE : Ta[℃]
OUTPUT CURRENT : IOUT[mA]
Figure 12. Thermal shutdown
(Output voltage vs. Temperature)
Figure 11. Total supply current vs. Load
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Datasheet
BD7xxL5FP-C
3.315
10
3.310
9
BIAS CURRENT : lb[μA]
OUTPUT VOLTAGE : VOUT[V]
■BD733L5FP-C Reference data
Unless otherwise specified: -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA
3.305
3.300
3.295
3.290
8
7
6
5
3.285
4
3.280
-40
0
40
80
120
AMBIENT TEMPERATURE : Ta[℃]
5
20 35 50 65 80 95 110 125
AMBIENT TEMPERATURE : Ta[℃]
Figure 13. Output voltage vs. Temperature
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Figure 14. Bias current vs. Temperature
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Datasheet
BD7xxL5FP-C
■BD750L5FP-C Reference data
Unless otherwise specified: -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA
100
8
-40°C
25°C
125°C
BIAS CURRENT : lb[μA] .
80
-40°C
25°C
125°C
7
OUTPUT VOLTAGE : VOUT[V] .
90
70
60
50
40
30
20
6
5
4
3
2
1
10
0
0
0
10
20
30
40
0
50
20
30
40
50
SUPPLY VOLTAGE : VCC[V]
SUPPLY VOLTAGE : VCC[V]
Figure 15. Bias current
Figure 16. Output voltage vs. Supply voltage
8
8
7
-40°C
25°C
125°C
6
5
4
3
2
6
5
4
3
2
1
1
0
0
0
10
-40°C
25°C
125°C
7
OUTPUT VOLTAGE : VOUT[V]
OUTPUT VOLTAGE : VOUT[V]
10
20
30
40
0
50
300
600
900
1200
SUPPLY VOLTAGE : VCC[V]
OUTPUT CURRENT : IOUT[mA]
Figure 17. Output voltage vs. Supply voltage
IOUT=100mA
Figure 18. Output voltage vs. Load
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Datasheet
BD7xxL5FP-C
■BD750L5FP-C Reference data
Unless otherwise specified: -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA
90
80
-40°C
25°C
125°C
RIPPLE REJECTION : R.R.[dB]
DROPOUT VOLTAGE : △Vd[V] .
1.2
0.8
0.4
-40°C
25°C
125°C
70
60
50
40
30
20
10
0.0
0
0
50 100 150 200 250 300 350 400 450 500
10
1000
10000
OUTPUT CURRENT : IOUT[mA]
FREQUENCY : f[Hz]
Figure 19. Dropout voltage
Figure 20. Ripple rejection
(ein=1Vrms,IOUT=100mA)
100000
8
20
18
7
14
OUTPUT VOLTAGE : VOUT[V]
-40°C
25°C
125°C
16
BIAS CURRENT : lb[μA]
100
12
10
8
6
4
6
5
4
3
2
1
2
0
0
0
40
80
120
160
200
100
120
140
160
180
OUTPUT CURRENT : IOUT[mA]
AMBIENT TEMPERATURE : Ta[℃]
Figure 21. Total supply current vs. Load
Figure 22. Thermal shutdown
(Output voltage vs. Temperature)
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Datasheet
BD7xxL5FP-C
■BD750L5FP-C Reference data
Unless otherwise specified: -40 < Ta < +125°C, VCC=13.5V, IOUT=0mA
5.020
10
9
5.010
BIAS CURRENT : lb[μA]
OUTPUT VOLTAGE : VOUT[V]
5.015
5.005
5.000
4.995
4.990
4.985
4.980
8
7
6
5
4.975
4
4.970
-40
0
40
80
120
AMBIENT TEMPERATURE : Ta[℃]
20 35 50 65 80 95 11 12
0 5
AMBIENT TEMPERATURE : Ta[℃]
Figure 23. Output voltage vs. Temperature
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Figure 24. Bias current vs. Temperature
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Datasheet
BD7xxL5FP-C
●Reference data (BD7xxL5FP-C Series)
Measurement setup for Figure 5, 14, 15, 24
Measurement setup for Figure 9, 19
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TO252-3
Measurement setup for
Figure 6, 7, 12, 13, 16, 17, 22, 23
Measurement setup for Figure 8, 18
Measurement setup for Figure 10, 20
Measurement setup for Figure 11, 21
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Datasheet
BD7xxL5FP-C
●Selection of Components Externally Connected
・VCC pin
Insert capacitors with a capacitance of 0.1μF or higher between the VCC and GND pin. Choose the capacitance
according to the line between the power smoothing circuit and the VCC pin. Selection of the capacitance also
depends on the application. Verify the application and allow for sufficient margins in the design. We recommend
using a capacitor with excellent voltage and temperature characteristics.
・Output pin capacitor
In order to prevent oscillation, a capacitor needs to be placed between the output pin and GND pin. We recommend
using a capacitor with a capacitance of 4.7μF or higher. Electrolytic, tantalum and ceramic capacitors can be used.
When selecting the capacitor ensure that the capacitance of 4.7μF or higher is maintained at the intended applied
voltage and temperature range. Due to changes in temperature the capacitor’s capacitance can fluctuate possibly
resulting in oscillation. For selection of the capacitor refer to the IOUT vs. ESR data. The stable operation range
given in the reference data is based on the standalone IC and resistive load. For actual applications the stable
operating range is influenced by the PCB impedance, input supply impedance and load impedance. Therefore
verification of the final operating environment is needed.
When selecting a ceramic type capacitor, we recommend using X5R, X7R or better with excellent temperature and
DC-biasing characteristics and high voltage tolerance.
Also, in case of rapidly changing input voltage and load current, select the capacitance in accordance with verifying
that the actual application meets with the required specification.
●Measurement setup
TO252-3
○Condition
VCC=13.5V
CIN=0.1µF
4.7µF