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ISL62882HRTZ Datasheet(PDF) 7 Page - Intersil Corporation

Part # ISL62882HRTZ
Description  Multiphase PWM Regulator for IMVP-6.5 Mobile CPUs and GPUs
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Manufacturer  INTERSIL [Intersil Corporation]
Direct Link  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL62882HRTZ Datasheet(HTML) 7 Page - Intersil Corporation

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7
FN6890.2
April 29, 2010
CHANNEL FREQUENCY
Nominal Channel Frequency
fSW(nom)
Rfset = 7kΩ, 2-channel operation,
VCOMP = 1V
285
300
315
kHz
Adjustment Range
200
500
kHz
AMPLIFIERS
Current-Sense Amplifier Input
Offset
IFB = 0A
-0.15
+0.15
mV
Error Amp DC Gain (Note 7)
Av0
90
dB
Error Amp Gain-Bandwidth
Product (Note 7)
GBW
CL = 20pF
18
MHz
ISEN
Imbalance Voltage
Maximum of ISENs - Minimum of
ISENs
1
mV
Input Bias Current
20
nA
POWER-GOOD AND PROTECTION MONITORS
PGOOD Low Voltage
VOL
IPGOOD = 4mA
0.26
0.4
V
PGOOD Leakage Current
IOH
PGOOD = 3.3V
-1
1
μA
PGOOD Delay
tpgd
CLK_ENABLE# LOW to PGOOD HIGH
6.3
7.6
8.9
ms
GATE DRIVER
UGATE Pull-Up Resistance (Note 7)
RUGPU
200mA Source Current
1.0
1.5
Ω
UGATE Source Current (Note 7)
IUGSRC
UGATE - PHASE = 2.5V
2.0
A
UGATE Sink Resistance (Note 7)
RUGPD
250mA Sink Current
1.0
1.5
Ω
UGATE Sink Current (Note 7)
IUGSNK
UGATE - PHASE = 2.5V
2.0
A
LGATE1a and 1b Pull-Up
Resistance (Note 7)
RLGPU
250mA Source Current
2.0
3
Ω
LGATE1a and 1b Source Current
(Note 7)
ILGSRC
LGATE1a and 1b - VSSP1 = 2.5V
1.0
A
LGATE1a and 1b Sink Resistance
(Note 7)
RLGPD
250mA Sink Current
1
1.8
Ω
LGATE1a and 1b Sink Current
(Note 7)
ILGSNK
LGATE1a and 1b - VSSP1 = 2.5V
2.0
A
UGATE1 to LGATE1a and 1b
Deadtime
tUGFLGR
UGATE1 falling to LGATE1a and 1b
rising, no load
23
ns
LGATE1a and 1b to UGATE1
Deadtime
tLGFUGR
LGATE1a and 1b falling to UGATE1
rising, no load
28
ns
LGATE Pull-Up Resistance (Note 7)
RLGPU
250mA Source Current
1.0
1.5
Ω
LGATE Source Current (Note 7)
ILGSRC
LGATE - VSSP = 2.5V
2.0
A
LGATE Sink Resistance (Note 7)
RLGPD
250mA Sink Current
0.5
0.9
Ω
LGATE Sink Current (Note 7)
ILGSNK
LGATE - VSSP = 2.5V
4.0
A
UGATE to LGATE Deadtime
tUGFLGR
UGATE falling to LGATE rising, no load
23
ns
LGATE to UGATE Deadtime
tLGFUGR
LGATE falling to UGATE rising, no load
28
ns
BOOTSTRAP DIODE
Forward Voltage
VF
PVCC = 5V, IF = 2mA
0.58
V
Reverse Leakage
IR
VR = 25V
0.2
µA
PROTECTION
Overvoltage Threshold
OVH
VSEN rising above setpoint for >1ms
150
195
240
mV
Electrical Specifications Operating Conditions: VDD = 5V, TA = -40°C to +100°C, fSW = 300kHz,
unless otherwise noted. Boldface limits apply over the operating temperature range,
-40°C to +100°C. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
(Note 6)
TYP
MAX
(Note 6) UNITS
ISL62882, ISL62882B


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