CS8140 datasheet(2/12 Pages) CHERRY

2 / 12 page

Electrical Characteristics: 7V ² VIN ² 26V, 5mA ² IOUT ² 500mA, -40ûC ² TJ ² +150ûC, -40ûC ² TA ² 125ûC

unless otherwise specified

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Absolute Maximum Ratings

Input Voltage

Operating Range .................................................................................................................................................-0.5 to +26V

Peak Transient Voltage (46V Load Dump @ 14V VBAT) ..............................................................................................60V

Electrostatic Discharge

(Human Body Model)...............................................................................................................................................4kV

WDI Input Signal Range ...............................................................................................................................................-0.3 to +7V

Internal Power Dissipation ..............................................................................................................................Internally limited

Junction Temperature Range (TJ) .......................................................................................................................-40¡C to +150¡C

Storage Temperature Range ................................................................................................................................-65¡C to +150¡C

Lead Temperature Soldering

Wave Solder (through hole styles only) .....................................................................................10 sec. max, 260¡C peak

Reflow (SMD styles only) ......................................................................................60 sec. max above 183¡C, 230¡C peak

ENABLE .......................................................................................................................................................................-0.3V to VIN

s Output Stage (VOUT)

Output Voltage, VOUT

7V ² VIN ² 26V

4.8

5.0

5.2

5mA < IOUT < 500mA

Dropout Voltage (VIN -VOUT)IOUT = 500mA

1.25

1.50

Line Regulation

IOUT = 50mA,

7V ² VIN ² 26V

Load Regulation

VIN = 14V,

50mA ² IOUT ² 500mA

Output Impedance, ROUT

500mA DC and 10mA AC ,

200

m½

100Hz ² f ² 10kHz

Quiescent Current, (IQ)

Active Mode

0 ² IOUT ² 500mA, 7V ² VIN ² 26V

7.00

15.00

Sleep Mode

IOUT = 0mA, VIN = 13V, ENABLE = 0V

0.25

0.50

Ripple Rejection

7 ² VIN ² 17V, IOUT = 250mA,

f = 120Hz

Current Limit

700

1200

2000

Thermal Shutdown

150

180

¡C

Overvoltage Shutdown

VOUT < 1V

s ENABLE

Threshold

HIGH

VOUT ³ 0.5V, (VOUT(ON))

4.05

4.50

LOW

VOUT < 0.5V, (VOUT(OFF))

3.50

3.95

Threshold Hysteresis

(HIGH - LOW)

100

CS8140 Datasheet(PDF) 2 Page - Cherry Semiconductor Corporation

CS8140 Datasheet(HTML) 2 Page - Cherry Semiconductor Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12

Datasheet Descarga

Enlace URL