ld29080pt80r STMicroelectronics, ld29080pt80r Datasheet

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ld29080pt80r

Manufacturer Part Number
ld29080pt80r
Description
800ma Fixed And Adjustable Output Very Low Drop Voltage Regulator
Manufacturer
STMicroelectronics
Datasheet

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LD29080PT80R
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Features
Description
The LD29080 is a high current, high accuracy,
low-dropout voltage regulators series. These
regulators feature 400mV dropout voltages and
very low ground current. Designed for high
current loads, these devices also find applications
in lower current, extremely low dropout-critical
systems, where their tiny dropout voltage and
ground current values are important attributes.
Typical application are in Power supply switching
Order codes
1. Available on request.
May 2007
Very low dropout voltage (Typ. 0.4 at 800mA)
Guaranteed output current up to 800mA
Fixed and adjustable output voltage (±1% at
25°C)
Internal current and thermal limit
Logic controlled electronic shutdown
LD29080DT15R
LD29080DT18R
LD29080DT25R
LD29080DT33R
LD29080DT50R
LD29080DT80R
DPAK (T&R)
Part numbers
Packages
LD29080PT15R
LD29080PT18R
LD29080PT25R
LD29080PT33R
LD29080PT50R
LD29080PT80R
800mA Fixed and adjustable output
Rev. 3
LD29080PTR
PPAK (T&R)
post regulation, Series power supply for monitors,
Series power supply for VCRs and TVs,
Computer Systems and Battery powered
systems.
very low drop voltage regulator
PPAK
LD29080 series
Output voltage
1.8 V
8.0 V
DPAK
1.5 V
2.5 V
3.3 V
5.0 V
ADJ
(1)
(1)
www.st.com
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ld29080pt80r Summary of contents

Page 1

... Series power supply for monitors, Series power supply for VCRs and TVs, Computer Systems and Battery powered systems. Part numbers Packages PPAK (T&R) LD29080PT15R LD29080PT18R LD29080PT25R LD29080PT33R LD29080PT50R LD29080PT80R LD29080PTR Rev. 3 LD29080 series PPAK DPAK Output voltage 1.5 V (1) 1.8 V 2 ...

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Contents 1 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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Diagram Figure 1. Schematic diagram for adjustable version Figure 2. Schematic diagram for fixed version * Only for version with inhibit function. 3/21 ...

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Pin configuration Figure 3. Pin connections (top view) PPAK Table 1. Pin description Symbol V I GND V O (1) ADJ/N.C. (2) INHIBIT 1. Not connect for fixed version. 2. Not internally pulled up; in order to assure the ...

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Maximum ratings Table 2. Absolute maximum ratings Symbol V DC Input Voltage I V Inhibit Input Voltage INH I Output Current O P Power Dissipation D T Storage Temperature Range STG T Storage Temperature Range OP 1. Above 14V ...

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Electrical characteristics Table 4. Electrical characteristics of LD29080# 10mA, (Note otherwise specified) Symbol Parameter V Operating Input Voltage I V Output Voltage O ΔV Load Regulation O ΔV Line Regulation O SVR Supply Voltage ...

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Table 5. Electrical characteristics of LD29080# 10mA, (Note otherwise specified) Symbol Parameter V Operating Input Voltage I V Output Voltage O ΔV Load Regulation O ΔV Line Regulation O SVR Supply Voltage Rejection V Dropout ...

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Table 6. Electrical characteristics of LD29080# 10mA, (Note otherwise specified) Symbol Parameter V Operating Input Voltage I V Output Voltage O ΔV Load Regulation O ΔV Line Regulation O SVR Supply Voltage Rejection V Dropout ...

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Table 7. Electrical characteristics of LD29080# 10mA, (Note otherwise specified) Symbol Parameter V Operating Input Voltage I V Output Voltage O ΔV Load Regulation O ΔV Line Regulation O SVR Supply Voltage Rejection V Dropout ...

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Table 8. Electrical characteristics of LD29080# 10mA, (Note specified) Symbol Parameter V Operating Input Voltage I V Output Voltage O ΔV Load Regulation O ΔV Line Regulation O SVR Supply Voltage Rejection V Dropout Voltage ...

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Table 9. Electrical characteristics of LD29080# 10mA, (Note specified) Symbol Parameter V Operating Input Voltage I V Output Voltage O ΔV Load Regulation O ΔV Line Regulation O SVR Supply Voltage Rejection V Dropout Voltage ...

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Table 10. Electrical characteristics of LD29080#ADJ I = 10mA, (Note specified) Symbol Parameter V Operating Input Voltage I ΔV Load Regulation O ΔV Line Regulation O V Reference voltage REF SVR Supply Voltage Rejection I Quiescent Current ...

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Typical characteristics Figure 5. Output voltage vs temperature Figure 7. Dropout voltage vs temperature Figure 9. Quiescent current vs output current Figure 10. Quiescent current vs temperature Figure 6. Reference voltage vs temperature Figure 8. Dropout voltage vs output ...

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Figure 11. Quiescent current vs supply voltage Figure 13. Short circuit current vs temperature Figure 14. Adjust pin current vs temperature Figure 15. Supply voltage rejection vs temperature 14/21 Figure 12. Quiescent current vs temperature Figure 16. Output voltage vs ...

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Figure 17. Stability Figure 19. Load transient V =3.5V, I =10mA to 0.8A, V =1. Figure 18. Line transient V =3.5 to 13V, I =10mA, V =1. 15/21 ...

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Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner ...

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PPAK MECHANICAL DATA mm. DIM. MIN. TYP A 2.2 A1 0.9 A2 0.03 B 0.4 B2 5.2 C 0. 5.1 E 6.4 E1 4.7 e 1.27 G 4.9 G1 2.38 H 9.35 L2 0.8 L4 ...

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DIM. MIN. A 2.2 A1 0.9 A2 0.03 B 0.64 b4 5.2 C 0. 4 (L1 0 0° 18/21 DPAK MECHANICAL DATA ...

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Tape & Reel DPAK-PPAK MECHANICAL DATA mm. DIM. MIN. TYP A C 12.8 13 6.80 6.90 Bo 10.40 10.50 Ko 2.55 2.65 Po 3.9 4.0 P 7.9 8.0 inch MAX. MIN. TYP. 330 13.2 ...

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Revision history Table 11. Revision history Date Revision 15-Oct-2004 1 20-Oct-2005 2 14-May-2007 3 20/21 Changes First Release. Order codes has been updated. Order codes has been updated. ...

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... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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