SC4213H 查看數據表（PDF） - Semtech Corporation

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SC4213H

Very Low Input /Very Low Dropout 0.5 Amp Regulator With Enable

Semtech Corporation 

SC4213H

Absolute Maximum Ratings

Recommended Operating Conditions

VIN, EN, VO, FB to GND (V) . . . . . . . . . . . . . . . . . . -0.3 to +7.0

Power Dissipation. . . . . . . . . . . . . . . . . . . . . . Internally Limited

ESD Protection Level(1) (kV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

VIN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4 < VIN < 6.0

Ambient Temperature Range (°C). . . . . . . . . . -40 < TA < +105

Junction Temperature Range (°C). . . . . . . . . . -40 < TJ < +125

Maximum Output Current (A). . . . . . . . . . . . . . . . . . . . . . . . . 1

Thermal Information

Thermal Resistance, Junction to Ambient(2)(°C/W). . . . . 105

Thermal Resistance, Junction to Case(2) (°C/W) . . . . . . . . 47

Maximum Junction Temperature (°C). . . . . . . . . . . . . . +150

Storage Temperature Range (°C) . . . . . . . . . . . . -65 to +150

Peak IR Reflow Temperature (10s to 30s) (°C) . . . . . . . +260

Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters

specified in the Electrical Characteristics section is not recommended.

NOTES:

(1) Tested according to JEDEC standard JESD22-A114-B.

(2) Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.

Electrical Characteristics

Unless specified: VEN = VIN, VFB = VO, VIN = 1.40V to 6.0V, IO = 10µA to 0.5A, TA = 25° C. Values in bold apply over the full operating temperature

range.

Parameter

Symbol

Conditions

Min Typ Max Units

VIN

VIN = 3.3V, IO = 0A

Quiescent Current

IQ

VIN = 6.0V, VEN =0V

VO

3

mA

10

50

µA

Output Voltage(1)

(Fixed Voltage, VFB = VO)

Line Regulation(1)

Load Regulation(1)

Minimum Load Current(3)

Current Limit

VO

REG (LINE)

REG(LOAD)

IO

ICL

VIN= VO + 0.5V, IO = 10mA

VIN = 1.8V, IO = 0.5A, 0°C ≤ TJ = TA ≤85°C

1.40V ≤ VIN ≤ 6.0V, IO = 10mA

IO =10mA

IO =10mA to 0.5A

-2%

+2%

VO

V

-3%

+3%

0.2

0.4

%/V

0.5

1.5

%

10

µA

1.5

A

© 2010 Semtech Corporation



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