BA09ST Rohm Semiconductor, BA09ST Datasheet

IC REGULATOR LDO 9V 1A TO220FP-5

BA09ST

Manufacturer Part Number
BA09ST
Description
IC REGULATOR LDO 9V 1A TO220FP-5
Manufacturer
Rohm Semiconductor
Datasheet

Specifications of BA09ST

Regulator Topology
Positive Fixed
Voltage - Output
9V
Voltage - Input
9 ~ 25 V
Number Of Regulators
1
Current - Output
1A (Max)
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
TO-220-5 Full Pack (Straight Leads)
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
25 V
Output Voltage
9 V
Output Type
Fixed
Output Current
1 A
Line Regulation
100 mV
Load Regulation
150 mV
Maximum Power Dissipation
2 W
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Dropout (typical)
-
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
BA09ST
Manufacturer:
ROHM
Quantity:
11 550
Part Number:
BA09ST
Manufacturer:
ROHM/罗姆
Quantity:
20 000
Regulator ICs
Regulator, low drop-out type with ON/OFF
switch
BAΟ Ο Ο Ο Ο Ο Ο Ο ST / BAΟ Ο Ο Ο Ο Ο Ο Ο SFP series
The BAΟΟST and BAΟΟSFP series are variable, fixed output low drop-out type voltage regulators with an ON/OFF
switch.
These regulators are used to provide a stabilized output voltage from a fluctuating DC input voltage.
Fixed output voltages are 3.3V, 5V, 6V(SFP), 7V, 8V, 9V, 10V(ST), 12V(ST). The maximum current capacity is 1 A for
each of the above voltages.
!Application
Constant voltage power supply
! ! ! ! Features
1) Built-in overvoltage protection circuit, overcurrent protection circuit and thermal shutdown circuit
2) TO220FP-5, TO252-5 standard packages can be accomodated in wide application.
3) 0µA (design value) circuit current when switch is off
4) Richly diverse lineup.
5) Low minimum I/O voltage differential.
! ! ! ! Product codes
! ! ! ! Absolute maximum ratings (Ta=25°C)
*1 Reduced by 16mW for each increase in Ta of 1˚C over 25˚C.
*2 Reduced by 8mW for each increase in Ta of 1˚C over 25˚C.
*3 Voltage application time : 200 msec. or less
Power supply voltage
Power dissipation
Operating temperature
Storage temperature
Peak applied voltage
Output voltage (V)
Variable
3.3
5.0
6.0
7.0
Parameter
TO220FP-5
TO252-5
BA00AST / ASFP
BA033ST / SFP
BA05ST / SFP
BA07ST / SFP
Product No.
BA06SFP
Symbol
Vsurge
Topr
Tstg
V
Pd
CC
Output voltage (V)
10.0
12.0
8.0
9.0
-40~+85
-55~+150
Limits
2000
1000
50
35
*3
*1
*2
BA08ST / SFP
BA09ST / SFP
Product No.
BA10ST
BA12ST
BAΟΟST / BAΟΟSFP series
mW
Unit
˚C
˚C
V
V
1/11

Related parts for BA09ST

BA09ST Summary of contents

Page 1

... Reduced by 16mW for each increase 1˚C over 25˚C. *2 Reduced by 8mW for each increase 1˚C over 25˚C. *3 Voltage application time : 200 msec. or less BAΟΟST / BAΟΟSFP series Output voltage (V) Product No. 8.0 BA08ST / SFP 9.0 BA09ST / SFP 10.0 BA10ST 12.0 BA12ST Symbol Limits V 35 ...

Page 2

Regulator ICs ! ! ! ! Block diagram CTL 1 GND CTL 1 GND Pin descriptions Pin No. Pin name 1 CTL Output ON/OFF 2 V Power supply ...

Page 3

... Minimum I/O voltage differential Bias current Peak output current Output short-circuit current ON mode voltage OFF mode voltage Input high level current BAΟΟST / BAΟΟSFP series BA08ST / SFP Unit Input voltage Output current A BA09ST / SFP Max. Unit BA10ST Unit BA12ST Max. Unit ...

Page 4

Regulator ICs BA033ST / SFP (unless otherwise noted, Ta=25°C, Vcc=8 V, Io=500 mA) Parameter Power save current Output voltage Input stability Ripple rejection ratio Load regulation Temperature coefficient of output voltage Minimum I/O voltage differential Bias current Peak output current ...

Page 5

... Minimum I/O voltage differential Bias current Peak output current Output short-circuit current ON mode voltage OFF mode voltage Input high level current BA09ST / SFP (unless otherwise noted, Ta=25°C, Vcc=14 V, Io=500 mA) Parameter Power save current Output voltage Input stability Ripple rejection ratio Load regulation ...

Page 6

Regulator ICs BA10ST (unless otherwise noted, Ta=25°C, Vcc=15 V, Io=500 mA) Parameter Power save current Output voltage Input stability Ripple rejection ratio Load regulation Temperature coefficient of output voltage Minimum I/O voltage differential Bias current Peak output current Output short-circuit ...

Page 7

Regulator ICs ! ! ! ! Measurement circuits ( The C pin only exists on the BA00AST / ASFP, for the BA00AST / ASFP, place a 6.8kΩ resistor between the OUT and C pins, and a 2.2kΩ resisitor between the ...

Page 8

Regulator ICs ! ! ! ! Operation notes (1) Operating power supply voltage When operating within the normal voltage range and within the ambient operating temperature range, most circuit functions are guaranteed. The rated values cannot be guaranteed for the ...

Page 9

Regulator ICs (9) When the connected load which contains a big inductance component in an output terminal is connected and the occurrence of a reverse electromotive force can be considered at the time of and power-output OFF at the time ...

Page 10

Regulator ICs Resistor (Pin substrate Parasitic elements GND (Pin A) Parasitic elements GND The example of a simple architecture of bipolar Electrical characteristic curves 25 (1) ...

Page 11

Regulator ICs 10 V =10V cc BA05ST 1.0 OUTPUT CURRENT : I (A) OUT Current limit characteristics Fig. External Dimensions (Units: mm) +0.3 10.0 −0.1 +0.3 7.0 φ3.2±0.1 −0.1 1.2 ...

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