ISL97536IUZ-TK Intersil, ISL97536IUZ-TK Datasheet - Page 2

• Manufacturer Part Number: ISL97536IUZ-TK
• Description: IC REG PWM STEP-DWN 1A 10-MSOP
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL97536IUZ-TK

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 6 V
• Current - Output: 1A
• Frequency - Switching: 1.4MHz
• Voltage - Input: 2.5 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Absolute Maximum Ratings
V
LX to PGND . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to (V
SYNC, EN, V
PGND to SGND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +0.3V
Continuous Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1A
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTE:
IMPORTANT NOTE: All parameters having Min/Max specifications are guaranteed. Typ values are for information purposes only. Unless otherwise noted, all tests are
at the specified temperature and are pulsed tests, therefore: T
Electrical Specifications
DC CHARACTERISTICS
V
I
V
V
V
I
r
r
I
T
T
I
V
V
V
V
AC CHARACTERISTICS
F
t
t
t
1. θ
IN
FB
DD
LMAX
EN
RSI
SS
POR
DS(ON)-PMOS
DS(ON)-NMOS
PARAMETER
OT,OFF
OT,ON
PWM
FB
IN
IN,OFF
IN,ON
EN1
EN2
POR
OLPOR
, V
, I
, V
JA
RSI
DD
, V
, V
DD
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
RSI1
RSI2
, PG to SGND . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6.5V
O
, FB to SGND . . . . . . . . . . . . . -0.3V to (V
Feedback Input Voltage
Feedback Input Current
Input Voltage
Minimum Voltage for Shutdown
Maximum Voltage for Start-up
Supply Current
PMOS FET Resistance
NMOS FET Resistance
Current Limit
Over-temperature Threshold
Over-temperature Hysteresis
EN, RSI Current
EN, RSI Rising Threshold
EN, RSI Falling Threshold
Minimum V
V
POR Voltage Drop
PWM Switching Frequency
Minimum RSI Pulse Width
Soft-Start Time
Power On Reset Delay Time
FB
Value
FB
DESCRIPTION
for POR, WRT Targeted
2
V
Diagram” on page 1), T
DD
(T
A
= V
= +25°C)
IN
= V
EN
= 3.3V, C1 = C2 = 10µF, L = 1.8µH, V
J
= T
IN
IN
C
A
+ +0.3V)
+ +0.3V)
= T
= -40°C to +85°C unless otherwise specified.
V
V
V
EN = 0, V
V
V
T rising
T falling
V
V
V
V
V
I
Guaranteed by design
SINK
IN
IN
IN
DD
DD
EN
DD
DD
FB
FB
A
falling, T
rising, T
= V
ISL97536
, V
rising
falling
= 5V, T
= 5V, T
= 3.3V
= 3.3V
= 3.3mA
RSI
DD
IN
= 5V
= 0V and 3.3V
A
A
A
= V
A
= +25°C only
= +25°C
= +25°C
= +25°C only
CONDITIONS
DD
Thermal Information
Thermal Resistance (Typical, Note 1)
Operating Ambient Temperature . . . . . . . . . . . . . . . .-40°C to +85°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +125°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
10 Ld MSOP Package . . . . . . . . . . . . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
= 5V
O
= 1.8V (as shown in “Pinout and Typical Application
1.25
MIN
790
2.5
2.2
0.8
80
86
-1
2
TYP
800
400
145
130
650
100
0.1
1.5
1.4
70
45
35
25
MAX
810
250
500
120
2.2
2.4
2.4
1.6
95
70
50
6
3
1
November 2, 2007
θ
JA
130
FN6279.1
UNIT
(°C/W)
MHz
mΩ
mΩ
mV
mV
ms
nA
µA
µA
°C
°C
µA
ns
µs
%
%
V
V
V
A
V
V