ISL6121 Intersil Corporation, ISL6121 Datasheet - Page 3

• Manufacturer Part Number: ISL6121
• Description: Single Supply Integrated Current Limiting Controller
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Supply Voltage (V+ to V-). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.0V
EN, FAULT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to 6V
OUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND-0.3V to VIN +0.3V
DC Input Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V
Output Current . . . . . . . . . . . . . . . . . . . . . . .Short Circuit Protected
ESD Rating
Operating Conditions
Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . -40
Supply Voltage Range (Typical) . . . . . . . . . . . . . . . . . . 2.5V to 5.5V
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
Electrical Specifications
POWER SWITCH
ISL6121 On Resistance at 2.7V
ISL6121 On Resistance at 3.3V
ISL6121 On Resistance at 5.0V
Disabled Output Voltage
Output Voltage Rising Rate
Slow VOUT Turn-off Rate
Fast VOUT Turn-off Rate
CURRENT CONTROL
Current Limit, VIN = 5V
OC Regulation Settling Time
Severe OC Regulation Settling Time
Over Current Latch-off Time
I/O PARAMETERS
Fault Output Voltage
ENABLE High Threshold
ENABLE Low Threshold
ENABLE Low Threshold
ENABLE Input Current
BIAS PARAMETERS
Enabled VIN Current
Disabled VIN Current
Under Voltage Lockout Threshold
UV Hysteresis
Over Temperature Disable
1.
Human Body Model (Per MIL-STD-883 Method 3015.7) . . . . 3KV
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 fo r details.
PARAMETER
3
V
SUPPLY
r
r
r
t_svout_offt
tsett
t_fvout_offt
V
SYMBOL
DS(ON)_27
DS(ON)_33
DS(ON)_50
Temp_dis
t_vout_rt
Ven_vih
Ven_vil
Ven_vil
OUT_DIS
tsett
t
UV
V
OC_loff
Vfault
Ien_i
I
I
VDD
VDD
UVLH
Ilim
Ilim_sev
= 5V, Unless Otherwise Specified.
HYS
Ilim
VIN = 2.7V, IOUT = 0.8A, T
T
VIN = 3.3V, IOUT = 0.8A, T
T
VIN = 5V, IOUT = 0.8A, T
T
VIN = 5V, Switch Disabled, 50 A Load
R
R
R
VOUT = 3.3V
R
R
T
Fault Output Current = 10mA
VIN = 5.5V
VIN = 2.7V
VIN = 4.5V
ENABLE = 0V to 5V, VIN = 5V, T
Switch Closed, OUTPUT = OPEN, T
Switch Open, OUTPUT = OPEN
VIN Rising, Switch Enabled
A
A
A
J
L
L
L
L
L
o
< 1
C to 85
= T
= T
= T
= 25
= 10 , C
= 10 , C
= 1 , C
= 1.6
SUPPLY
J
J
J
o
= 85
= 85
= 85
C
C
o
L
L
C
C
ISL6121
L
L
= 0.1 F to Within 10% of CR
o
o
o
= 0.1 F, 90%-10%
L
C
C
C
TEST CONDITIONS
= 0.1 F, 10%-90%
= 0.1 F, 90%-10%
= 0.1 F to Within 10% of CR
Thermal Information
Thermal Resistance (Typical, Note 1)
Maximum Junction Temperature (Plastic Package) . . . . . . . . 150
Maximum Storage Temperature Range. . . . . . . . . . -65
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300
A
8 Lead SOIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A
A
= T
= T
= T
J
= 25
J
J
J
= 25
= 25
>25
o
J
C
o
> 0
o
o
C
C
C
o
C
MIN
-0.5
1.5
2.0
1.7
50
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYP
2.25
300
100
120
100
150
10
10
60
50
50
12
3
2
1
0
-
-
-
-
-
-
-
-
MAX
450
200
2.5
0.4
0.6
0.8
0.5
2.5
70
80
60
75
60
75
5
-
-
-
-
-
-
-
-
-
o
C to 150
JA
UNITS
V/ms
V/ms
116
V/ s
m
m
m
m
m
m
(
mV
mV
ms
ms
o
o
A
V
V
V
V
V
C
A
A
A
C/W)
s
o
o
o
C
C
C