isl62881 Intersil Corporation, isl62881 Datasheet - Page 5

• Manufacturer Part Number: isl62881
• Description: Single-phase Pwm Regulator For Imvp-6.5? Mobile Cpus And Gpus
• Manufacturer: Intersil Corporation

Electrical Specifications
Absolute Maximum Ratings
Supply Voltage, VDD. . . . . . . . . . . . . . . . . . . .-0.3V to +7V
Battery Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . +28V
Boot Voltage (BOOT) . . . . . . . . . . . . . . . . . . -0.3V to +33V
Boot to Phase Voltage (BOOT-PHASE) . . . . -0.3V to +7V(DC)
Phase Voltage (PHASE) . . . . . -7V (<20ns Pulse Width, 10µJ)
UGATE Voltage (UGATE) . . . . . . . PHASE-0.3V (DC) to BOOT
LGATE Voltage (LGATE) . . . . . . . . -0.3V (DC) to VDD + 0.3V
All Other Pins. . . . . . . . . . . . . . . . . . -0.3V to (VDD + 0.3V)
Open Drain Outputs, PGOOD, VR_TT#, CLK_EN#
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.
NOTES:
INPUT POWER SUPPLY
+5V Supply Current
Battery Supply Current
V
Power-On-Reset Threshold
SYSTEM AND REFERENCES
System Accuracy
V
Maximum Output Voltage
Minimum Output Voltage
(Note 6)
R
CHANNEL FREQUENCY
Nominal Channel Frequency
Adjustment Range
AMPLIFIERS
Current-Sense Amplifier
Input Offset
Error Amp DC Gain (Note 6)
Error Amp Gain-Bandwidth
Product (Note 6)
4. θ
5. For θ
IN
BOOT
BIAS
. . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +9V(<10ns)
. . . . . . . . . PHASE-5V (<20ns Pulse Width, 10µJ) to BOOT
. . . . . . . . . -2.5V (<20ns Pulse Width, 5µJ) to VDD + 0.3V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to +7V
features. See Tech Brief TB379.
Input Resistance
JA
Voltage
PARAMETER
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach”
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
%Error (V
5
V
V
CC_CORE(max)
CC_CORE(min)
SYMBOL
f
SW(nom)
Operating Conditions: V
noted. Boldface limits apply over the operating temperature range, -10°C to
+100°C.
POR
I
R
POR
GBW
I
A
VDD
VIN
VIN
v0
CC_CORE
r
f
ISL62881, ISL62881B
) No load; closed loop, active mode range
VR_ON = 1V
VR_ON = 0V
VR_ON = 0V
VR_ON = 1V
V
V
VID = 0.75V to 1.50V
VID = 0.5V to 0.7375V
VID = 0.3V to 0.4875V
VID = [0000000]
VID = [1111111]
R
RF
I
C
FB
DD
DD
BIAS
L
SET
= 20pF
= 0A
rising
falling
= 147kΩ
= 7kΩ, V
DD
TEST CONDITIONS
= 5V, T
COMP
Thermal Information
Thermal Resistance (Typical, Notes 4, 5)θ
Maximum Junction Temperature . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . -65°C to +150°C
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Supply Voltage, VDD . . . . . . . . . . . . . . . . . . . . . +5V ±5%
Battery Voltage, VIN . . . . . . . . . . . . . . . . . . . . +5V to 25V
Ambient Temperature . . . . . . . . . . . . . . . -10°C to +100°C
Junction Temperature . . . . . . . . . . . . . . . -10°C to +125°C
28 Ld TQFN Package. . . . . . . . . . .
32 Ld TQFN Package. . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
A
= 1V
= -10°C to +100°C, f
(Note 7) TYP
1.0945 1.100 1.1055
SW
-0.15
4.00
1.45
MIN
-0.5
295
200
-15
-8
= 300kHz, unless otherwise
1.500
4.15
1.47
4.35
900
310
3.2
90
18
0
JA
(°C/W) θ
40
32
(Note 7) UNITS
+0.15
+0.5
MAX
1.49
+15
325
500
4.0
4.5
+8
1
1
October 26, 2009
JC
(°C/W)
FN6924.0
3
3
MHz
kHz
kHz
mA
mV
mV
mV
µA
µA
kΩ
dB
%
V
V
V
V
V
V