0.25 Positive Voltage Regulators External capacitor required stab

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0.25 Positive Voltage Regulators External capacitor required stab

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EZ55Z3L voltage regulators monolithic integrated circuits designed applications requiring well regulated positive output voltage with input-tooutput differential voltage requirements. Outstanding features include full power usage 250mA load current, internal current limiting thermal shutdown. Safe area protection also included, providing protection series pass transistor under most operating conditions. TO-92 SOT-223 packages available cost effective applications.
0.25 Positive Voltage Regulators
External capacitor required stability dropout performance Five fixed voltage options: 3.3V, 12V, Adjustable output down 1.25V Line regulation typically 0.015% Load regulation typically 0.1% TO-92 SOT-223 packages
EZ55Z3L
Typical Application Circuits
Fixed Voltage Regulator Adjustable Voltage Regulator
VOUT 1.250
Revision 10/2000
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EZ55Z3L
POWER MANAGEMENT Absolute Maximum Ratings
Parameter Operati Input Voltage Power pati on(1) Thermal Resi stance Juncti Ambi SOT-223 TO-92 Thermal Resi stance Juncti SOT-223 TO-92 Operati Juncti Temperature Range Storage Temperature Range Lead Temperature (Solderi Sec. Rati (Human Body Model) mbol Maximum VOUT 62.3 nits
TSTG TLEAD
Note: Specifications applicable power dissipation 2.5W only achievable over limited range VOUT.
Electrical Characteristics
Unless otherwise specified: (VIN VOUT) 1.45V IOUT 10mA 250mA. Values bold apply over full operating temperature range.
Parameter Output Voltage(2) Voltage Versi Reference Voltage(2) Adj. Voltage Versi Regulati on(2)
mbol VOUT
onditions(1) VOUT IOUT 10mA
VOUT
nits
VREF
VOUT IOUT 10mA
1.213 1.200
1.250
1.288 1.300
REG(LINE)
IOUT 10mA
0.015 0.035
Load Regulati on(2)
REG(LOAD)
ropout Voltage DVOUT, DVREF Surge urrent escent urrent Thermal Regulati on(3)
REG(THERM)
0.002 0.01
2001 Semtech Corp.
www.semtech.com
EZ55Z3L
POWER MANAGEMENT Electrical Characteristics (Cont.)
Unless otherwise specified: (VIN VOUT) 1.45V IOUT 10mA 250mA. Values bold apply over full operating temperature range.
Parameter Adjust urrent
mbol IADJ
onditions(1)
nits
Adjust urrent hange Temperature Stabi Load urrent Output se(4) pple Rejecti Rati o(5) DIADJ IOUT IOUT 250mA IOUT 250mA 0.003 %VOUT
Notes: Specifications applicable power dissipation 2.5W only achievable over limited range VOUT. duty cycle pulse testing with Kelvin connections required. Changes output voltage heating effects covered under specification thermal regulation. 30ms pulse. Bandwidth 10Hz 10kHz 120Hz input ripple, less each volt increase above 3.3V Min.; COUT CADJ (for ADJ) 25µF.
2001 Semtech Corp.
www.semtech.com
EZ55Z3L
POWER MANAGEMENT Configurations
TION J/GND
Ordering Information
ice(1) EZ55Z3L-SX.TR(2) EZ55Z3L-ZX.TR(3) ackag SOT-223 TO-92
SOT-223
Notes: Where denotes voltage options. Available voltages are: 3.3V, 24V. Replace with adjustable version (1.25 24V). Only available tape reel packaging. reel contains 2500 devices. Available tape reel packaging reel contains 3000 devices) ammo pack (suffix ammo pack contains 2000 devices).
Block Diagram
2001 Semtech Corp.
www.semtech.com
EZ55Z3L
POWER MANAGEMENT Outline Drawing SOT-223
Land Pattern SOT-223
2001 Semtech Corp.
www.semtech.com
EZ55Z3L
POWER MANAGEMENT Outline Drawing TO-92
Contact Information
Semtech Corporation Power Management Products Division Mitchell Rd., Newbury Park, 91320 Phone: (805)498-2111 (805)498-3804
2001 Semtech Corp.
www.semtech.com

0.25 Positive Voltage Regulators External capacitor required stab

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