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BA3259HFP

Description
Dual-output Secondary Fixed/Variable Output LDO Regulators for Local Power Supplies
CategoryPower/power management    The power supply circuit   
File Size391KB,10 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
Environmental Compliance
Download Datasheet Parametric Compare View All

BA3259HFP Overview

Dual-output Secondary Fixed/Variable Output LDO Regulators for Local Power Supplies

BA3259HFP Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Parts packaging codeMODULE
package instruction, SMSIP5H,.41,67TB
Contacts5
Reach Compliance Codecompli
ECCN codeEAR99
Is SamacsysN
AdjustabilityFIXED/ADJUSTABLE
Maximum drop-back voltage 11.3 V
Nominal dropback voltage 11.1 V
Maximum absolute input voltage15 V
JESD-30 codeR-PSSO-G5
JESD-609 codee2
length9.39 mm
Maximum grid adjustment rate0.015%
Maximum grid regulation rate (%/V)0.2
Maximum load regulation0.02%
Maximum load regulation (%)2.5%
Number of functions1
Output times2
Number of terminals5
Maximum operating temperature85 °C
Minimum operating temperature
Maximum output current 11 A
Nominal output voltage 13.3 V
Maximum output voltage 23.3 V
Minimum output voltage 20.8 V
Package body materialPLASTIC/EPOXY
Encapsulate equivalent codeSMSIP5H,.41,67TB
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
Certification statusNot Qualified
Regulator typeFIXED/ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR
Maximum seat height2.005 mm
surface mountYES
technologyBIPOLAR
Terminal surfaceTin/Copper (Sn/Cu)
Terminal formGULL WING
Terminal pitch1.72 mm
Terminal locationSINGLE
Maximum time at peak reflow temperature10
Maximum voltage tolerance2%
width8 mm
Base Number Matches1
Secondary LDO Regulators for Local Power Supplies
Dual-output Secondary
Fixed/Variable Output LDO Regulators
for Local Power Supplies
BA3259HFP,BA30E00WHFP
No.09026EAT02
Description
The BA3259HFP and BA30E00WHFP are 2-output, low-saturation regulators. These units have both a 3.3 V fixed output as well
as a variable output with a voltage accuracy of ±2%, and incorporate an overcurrent protection circuit to prevent IC destruction due
to output shorting along with a TSD (Thermal Shut Down) circuit to protect the IC from thermal destruction caused by overloading.
Features
1) Output voltage accuracy: ± 2%.
2) Reference voltage accuracy: ± 2%
3) Output current capacity: 1 A (BA3259HFP), 0.6 A (BA30E00WHFP)
4) Ceramic capacitor can be used to prevent output oscillation (BA3259HFP)
6) Low dissipation with two voltage input supported (BA30E00WHFP)
7) Built-in thermal shutdown circuit
8) Built-in overcurrent protection circuit
Applications
Available to all commercial devices, such as FPD, TV, and PC sets besides DSP power supplies for DVD and CD sets.
Product
Lineup
Part Number
BA3259HFP
BA30E00WHFP
Output voltage Vo1
3.3 V
3.3 V
Output voltage Vo2
0.8 V to 3.3 V
0.8 V to 3.3 V
Output Current Io1
1 A max
0.6 A max
Output Current Io2
1 A max
0.6 A max
Package
HRP5
HRP7
Absolute
Maximum Ratings
BA3259HFP
Parameter
Applied voltage
Power dissipation
Operating temperature
range
Ambient storage
temperature range
Maximum junction
temperature
Symbol
Vcc
Pd
Topr
Tstg
Tjmax
Limit
15
*1
2300
*2
0 to 85
−55
to 150
150
Units
V
mW
°C
°C
°C
BA30E00WHFP
Parameter
Applied voltage
Power dissipation
Operating temperature
range
Ambient storage
temperature range
Maximum junction
temperature
Symbol
Vcc
Pd
Topr
Tstg
Tjmax
Limit
18
*1
2300
*2
−25
to 105
−55
to 150
150
Units
V
mW
°C
°C
°C
*1 Must not exceed Pd.
*2 Derated at 18.4 mW/°C at Ta>25°C when mounted on a glass epoxy board (70 mm
70 mm
1.6 mm).
Recommended
Operating Conditions
BA3259HFP
Parameter
Symbol Min. Typ. Max. Unit
Input power supply
Vcc
4.75
14.0 V
voltage
3.3 V output current
Io1
1
A
Variable output current
Io2
1
A
BA30E00WHFP
Parameter
Input power supply
voltage 1
Input power supply
voltage 2
3.3 V output current
Variable output current
Symbol
Vcc1
Vcc2
Io1
Io2
Min.
4.1
2.8
Typ. Max. Unit
16.0
Vcc1
0.6
0.6
V
V
A
A
www.rohm.com
© 2009 ROHM Co., Ltd. All rights reserved.
1/8
2009.04 - Rev.A

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