CS8129
Absolute Maximum Ratings
Input Operating Range..................................................................................................................................................-0.5 to 26V
Power Dissipation.............................................................................................................................................Internally Limited
Peak Transient Voltage (46V Load Dump @ 14V V
IN
) ...............................................................................................-50V, 60V
Output Current .................................................................................................................................................Internally Limited
ESD Susceptibility (Human Body Model)..............................................................................................................................4kV
Junction Temperature .............................................................................................................................................-55¡C to 150¡C
Storage Temperature...............................................................................................................................................-55¡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:
-40ûC ² T
A
² + 125ûC, -40ûC ² T
J
² +150ûC, 6V ² V
IN
² 26V, 5mA ² I
OUT
² 500mA, R
RESET
= 4.7k�½ to V
OUT
unless otherwise noted*
TEST CONDITIONS
PARAMETER
MIN
TYP
MAX
UNIT
s
Output Stage (V
OUT
)
Output Voltage
Dropout Voltage
Supply Current
I
OUT
= 500mA
I
OUT
² 10mA
I
OUT
² 100mA
I
OUT
² 500mA
6V ² V
IN
² 26V, I
OUT
= 50mA
50mA ² I
OUT
² 500mA, V
IN
= 14V
f = 120Hz, V
IN
= 7 to 17V,
I
OUT
= 250mA
54
0.75
32
V
OUT
³ -0.6V, 10�½ Load
Guaranteed by Design
-15
150
-30
180
210
4.85
5.00
0.35
2
6
55
5
10
75
1.20
40
5.15
0.60
7
12
100
50
50
V
V
mA
Line Regulation
Load Regulation
Ripple Rejection
Current Limit
Overvoltage Shutdown
Reverse Polarity Input
Voltage DC
Thermal Shutdown
s
RESET and Delay Functions
Delay Charge Current
RESET Threshold
RESET Hysteresis
Delay Threshold
Delay Hysteresis
mV
mV
dB
A
V
V
¡C
V
DELAY
= 2V
V
OUT
Increasing, V
RT(ON)
V
OUT
Decreasing, V
RT(OFF)
V
RH
=V
RT(ON)
- V
RT(OFF)
Charge, V
DC(HI)
Discharge, V
DC(LO)
5
4.05
4.00
50
3.25
2.85
200
10
4.35
4.20
150
3.50
3.10
400
0.1
0
0.2
15
4.50
4.45
250
3.75
3.35
800
0.4
10
0.5
48
µA
V
V
mV
V
V
mV
V
µA
V
ms
RESET Output Voltage Low1V < V
OUT
< V
RT(L)
, 3k�½ to V
OUT
RESET Output Leakage
Delay Capacitor
Discharge Voltage
Delay Time
V
OUT
> V
RT(H)
Current
Discharge Latched ÒONÓ,
V
OUT
> V
RT
C
DELAY
= 0.1µF (Note 1)
16
32
* To observe safe operating junction temperatures, low duty cycle pulse testing is used in tests where applicable.
Delay Time =
C
Delay
x V
Delay Threshold Charge
I
Charge
= C
Delay
x 3.5 x 10
5
(typ)
Note 1: assuming ideal capacitor
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
