SC104EVB 데이터 시트보기 (PDF) - Semtech Corporation

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SC104EVB

Micro Power Constant-Current DC-DC Converter

Semtech Corporation 

SC104

POWER MANAGEMENT

Absolute Maximum Ratings

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

in the Electrical Characteristics section is not implied.

Parameter

Symbol

Maximum

Units

Input Supply Voltage

LX Pin Voltage (Power switch OFF)

FB Pin Voltage

EN Pin Voltage

LIM Pin Voltage

ADJ Pin Voltage

OUT Pin Voltage

Thermal Impedance Junction to Ambient

Operating Ambient Temperature Range

Operating Junction Temperature Range

Storage Temperature Range

Lead Temperature

SC104IMLTR (Soldering) 10s - 30s

SC104IMLTRT (Soldering) 20s - 40s

ESD Rating (Human Body Model)

VIN

VLX

VFB

VEN

VLIM

VADJ

VOUT

θJA

TA

TJ

TSTG

TLEAD

VESD

-0.3 to 12

-0.3 to 55

-0.3 to 6

-0.3 to 6

-0.3 to 6

-0.3 to 2

-0.3 to 55

84

-40 to +85

-40 to +125

-65 to +150

240

260

2

V

V

V

V

V

V

V

°C/W

°C

°C

°C

°C

kV

Electrical Characteristics

Unless specified: VIN = VEN = 2V, -40 ≤ TA ≤ 85°C, typical values are at room temperature.

Parameter

Symbol

Test Conditions

Input Supply Voltage

VIN

TA = 25oC

Shutdown Current

Feedback Voltage

Feedback Input Current

Power Switch Saturation Voltage

Junction Temperature at Thermal

Shutdown(1)

Over-Voltage Protection

Adjust Voltage

Adjust Voltage Switching Inhibit

Threshold

 2005 Semtech Corp.

IQ(OFF)

VFB

IFB

VCE(SAT)

TTSD

VOVP

VADJ

VTH(ADJ)

VEN = 0V

VFB < 350mV

ILX = 300mA

Test current = 10µA

IADJ= 0A

2

Min Typ Max Units

1.55

10

V

1.75

10

0.5

3

µA

340 350 360 mV

200 700 1115 nA

150 250 mV

140 150 160 oC

36

38

44

V

0.97 1.00 1.03 V

100 mV

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