Datasheet > SC111

SC111

更新时间： 2022-12-09 04:58:17

品牌	Logo	应用领域
商升特 - SEMTECH		控制器
页数	文件大小	规格书
7页	99K
描述
SINK AND SOURCE DC/DC CONTROLLER FOR TERMINATION POWER SUPPLY APPLICATIONS

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SC111 数据手册

SINK AND SOURCE DC/DC CONTROLLER FOR

TERMINATION POWER SUPPLY APPLICATIONS

SC1110

PRELIMINARY - October 9, 2000

ABSOLUTE MAXIMUM RATINGS

Parameter

Symbol

Maximum

-0.5 to 14

± 0.5

Units

V_CC, BSTL to GND

V_IN

PGND to GND

PHASE to GND

-0.5 to 18

BSTH to PHASE

Thermal Resistance Junction to Case

Thermal Resistance Junction to Ambient

Operating Temperature Range

Storage Temperature Range

Lead Temperature (Soldering) 10 sec

°C/W

°C

θ_JC

θ_JA

115

T_A

0 to 70

-65 to +150

300

T_STG

T_LEAD

°C

ELECTRICAL CHARACTERISTICS

Unless specified: V_CC= 4.75V to 12.6V; GND = PGND = 0V; FB = V_O; V_BSTL= 12V; V_BSTH-PHASE= 12V; T_J= 25^oC

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

POWER SUPPLY

Supply Voltage

V_CC

4.4

12.6

Supply Current

EN = V_CC

Line Regulation

V_IN= 2.5 ± 0.5V, V_O= V_IN/2 @ 0A

0.5

UNDER VOLTAGE LOCKOUT

Turn-On Threshold

Turn-Off Threshold

ERROR AMPLIFIER

Transconductance

Open Loop DC Gain

Bandwidth -3dB

COMP Source Capability

Input Bias

TBD

4.2

4.0

TBD

500

±250

kHz

µA

OSCILLATOR

Oscillator Frequency

Oscillator Max Duty Cycle

Ramp Height

225

250

275

kHz

TIMING

Minimum Off-Time

Dead Time

100

652 MITCHELL ROAD NEWBURY PARK CA 91320

123 4 5 6 7

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