CS8140/1
Absolute Maximum Ratings
Input Voltage
Operating Range .................................................................................................................................................-0.5 to +26V
Peak Transient Voltage (46V Load Dump @ 14V V
BAT
) ..............................................................................................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 V
IN
Electrical Characteristics:
7V ² V
IN
² 26V, 5mA ² I
OUT
² 500mA, -40ûC ² T
J
² +150ûC, -40ûC ² T
A
² 125ûC
unless otherwise specified
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Output Stage (V
OUT
)
Output Voltage, V
OUT
Dropout Voltage (V
IN
- V
OUT
)
Line Regulation
Load Regulation
Output Impedance, R
OUT
Quiescent Current, (I
Q
)
Active Mode
Sleep Mode
Ripple Rejection
Current Limit
Thermal Shutdown
Overvoltage Shutdown
s
ENABLE
Threshold
HIGH
LOW
Threshold Hysteresis
V
OUT
³ 0.5V, (V
OUT(ON)
)
V
OUT
< 0.5V, (V
OUT(OFF)
)
(HIGH - LOW)
3.50
4.05
3.95
100
4.50
V
V
mV
V
OUT
< 1V
7V ² V
IN
² 26V
5mA < I
OUT
< 500mA
I
OUT
= 500mA
I
OUT
= 50mA,
7V ² V
IN
² 26V
V
IN
= 14V,
50mA ² I
OUT
² 500mA
500mA DC and 10mA AC ,
100Hz ²
f
² 10kHz
0 ² I
OUT
² 500mA, 7V ² V
IN
² 26V
I
OUT
= 0mA, V
IN
= 13V, ENABLE = 0V
7 ² V
IN
² 17V, I
OUT
= 250mA,
f
= 120Hz
60
700
150
30
4.8
5.0
1.25
5
5
200
5.2
1.50
25
80
V
V
mV
mV
m�½
7.00
0.25
75
1200
180
34
15.00
0.50
mA
mA
dB
2000
38
mA
¡C
V
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
