CS8127
Absolute Maximum Ratings
Power Dissipation.............................................................................................................................................Internally Limited
Input Voltage ..................................................................................................................................................................Ð0.3V, 26V
Transient Input Voltage ............................................................................................................................................................60V
Output Current ...............................................................................................................................................Externally Limited
ESD Susceptibility (Human Body Model)..............................................................................................................................2kV
Junction Temperature ............................................................................................................................................Ð45¡C to 150¡C
Storage Temperature..............................................................................................................................................Ð55¡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
Electrical Characteristics:
T
A
=-40ûC to +125ûC, T
J
=-40ûC to +150ûC, V
IN
=6 to 26V, I
OUT
=5 to 500mA, Per Test Circuit
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Output Stage (V
OUT
)
Output Voltage
Dropout Voltage
Supply Current I
Q
4.85
I
OUT
= 500mA, note 1
I
OUT
² 10mA
I
OUT
² 500mA
I
OUT
² 3A, note 1
6V ² V
IN
² 26V, I
OUT
= 5mA
5V ² I
OUT
² 500mA, V
IN
= 14V
f = 120Hz, 7V ² V
IN
² 17V,
I
OUT
= 350mA
V
SENSE
= 6V
V
SENSE
= 0V
60
32
25
50
250
5.00
0.1
4
5
30
12
2
70
5.15
0.6
8
15
50
50
V
V
mA
Line Regulation
Load Regulation
Ripple Rejection
V
IN
Overvoltage Shutdown
Drive Current
mV
mV
dB
V
µA
mA
40
s
RESET and Delay Functions
Delay Charge Current, I
Charge
RESET Threshold V
RTH
V
RTL
RESET Hysteresis V
RH
Delay Threshold
V
DTC
V
DTD
V
Delay
= 2V
V
OUT
Increasing
V
OUT
Decreasing
Charge
Discharge
V
DTC
- V
DTD
1V < V
OUT
< V
RTL
, 3k�½ to V
OUT
V
D
> V
DTC
, V
OUT
> V
RTH
Discharge Latched "ON",
V
OUT
> V
RTH
C
Delay
= 0.1µF, note 2
16
0.2
32
5
4.65
4.50
150
3.25
2.80
200
10
4.90
4.70
200
3.50
3.00
400
15
V
OUT
-0.10
V
OUT
-0.15
250
3.75
3.40
800
0.4
10
0.5
48
µA
V
V
mV
V
V
mV
V
µA
V
ms
Delay Hysteresis, V
DH
RESET Output Voltage Low
RESET Output
Leakage Current
Delay Capacitor (V
dis
)
Discharge Voltage
Delay Time
Note 1: Dependent on characteristics of external transistor.
Note 2: Delay Time =
C
Delay
x
V
DTC
I
Charge
= C
Delay
x
3.5
x
10
5
(Typical)
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
