Absolute Maximum Ratings
Input Operating Range..................................................................................................................................................-0.5 to 26V
Power Dissipation.............................................................................................................................................Internally Limited
Peak Transient Voltage (46V Load Dump @ 14V VIN) ...............................................................................................-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 TA ² + 125ûC, -40ûC ² TJ ² +150ûC, 6V ² VIN ² 26V, 5mA ² IOUT ² 500mA, R RESET = 4.7k½ to VOUT
unless otherwise noted*
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
■
Output Stage (VOUT
Output Voltage
Dropout Voltage
Supply Current
)
4.85
5.00
0.35
5.15
0.60
V
V
IOUT = 500mA
IOUT ² 10mA
IOUT ² 100mA
IOUT ² 500mA
2
6
55
7
12
100
mA
Line Regulation
Load Regulation
Ripple Rejection
6V ² VIN ² 26V, IOUT = 50mA
5
50
50
mV
mV
dB
50mA ² IOUT ² 500mA, VIN = 14V
10
75
f = 120Hz, VIN = 7 to 17V,
IOUT = 250mA
54
Current Limit
0.75
32
1.20
A
V
V
Overvoltage Shutdown
40
Reverse Polarity Input
Voltage DC
VOUT ³ -0.6V, 10½ Load
Guaranteed by Design
-15
-30
Thermal Shutdown
150
180
210
¡C
■
and Delay Functions
RESET
Delay Charge Current
VDELAY = 2V
5
10
15
µA
Threshold
Hysteresis
VOUT Increasing, VRT(ON)
VOUT Decreasing, VRT(OFF)
4.05
4.00
4.35
4.20
4.50
4.45
V
V
RESET
RESET
VRH=VRT(ON) - VRT(OFF)
50
150
250
mV
Delay Threshold
Charge, VDC(HI)
Discharge, VDC(LO)
3.25
2.85
3.50
3.10
3.75
3.35
V
V
Delay Hysteresis
200
400
0.1
0
800
0.4
10
mV
V
Output Voltage Low1V < VOUT < VRT(L) , 3k½ to VOUT
RESET
RESET
Output Leakage
VOUT > VRT(H)
Current
µA
Delay Capacitor
Discharge Voltage
Discharge Latched ÒONÓ,
VOUT > VRT
0.2
32
0.5
48
V
Delay Time
CDELAY = 0.1µF (Note 1)
16
ms
* To observe safe operating junction temperatures, low duty cycle pulse testing is used in tests where applicable.
Delay x VDelay Threshold Charge
C
Delay Time =
= CDelay x 3.5 x 105 (typ)
I Charge
Note 1: assuming ideal capacitor
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
