isl62881 Intersil Corporation, isl62881 Datasheet - Page 6

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

Electrical Specifications
POWER GOOD AND PROTECTION MONITORS
PGOOD Low Voltage
PGOOD Leakage Current
PGOOD Delay
UGATE DRIVER
UGATE Pull-Up Resistance
(Note 6)
UGATE Source Current
(Note 6)
UGATE Sink Resistance
(Note 6)
UGATE Sink Current (Note 6)
LGATE DRIVER For ISL62881
LGATE Pull-Up Resistance
(Note 6)
LGATE Source Current
(Note 6)
LGATE Sink Resistance
(Note 6)
LGATE Sink Current (Note 6)
UGATE to LGATE Deadtime
LGATE to UGATE Deadtime
LGATE DRIVERS For ISL62881B
LGATEa and b Pull-Up
Resistance (Note 6)
LGATEa and b Source
Current (Note 6)
LGATEa and b Sink
Resistance (Note 6)
LGATEa and b Sink Current
(Note 6)
UGATE to LGATEa and b
Deadtime
LGATEa and b to UGATE
Deadtime
BOOTSTRAP DIODE
Forward Voltage
Reverse Leakage
PROTECTION
Overvoltage Threshold
Severe Overvoltage
Threshold
OC Threshold Offset
Undervoltage Threshold
LOGIC THRESHOLDS
VR_ON Input Low
PARAMETER
6
SYMBOL
V
t
t
t
t
I
I
I
I
Operating Conditions: V
noted. Boldface limits apply over the operating temperature range, -10°C to
+100°C. (Continued)
I
I
R
R
UGFLGR
LGFUGR
UGFLGR
LGFUGR
R
R
R
R
IL(1.0V)
UGSRC
UGSNK
OV
LGSRC
LGSNK
LGSRC
LGSNK
tpgd
OV
V
UGPU
UGPD
I
LGPD
LGPD
UV
LGPU
LGPU
V
I
OH
OL
R
F
HS
H
f
ISL62881, ISL62881B
I
PGOOD = 3.3V
CLK_ENABLE# LOW to PGOOD HIGH
200mA Source Current
BOOT - UGATE = 2.5V
250mA Sink Current
UGATE - PHASE = 2.5V
250mA Source Current
VCCP - LGATE = 2.5V
250mA Sink Current
LGATE - VSSP = 2.5V
UGATE falling to LGATE rising, no load
LGATE falling to UGATE rising, no load
250mA Source Current
VCCP - LGATEa and b = 2.5V
250mA Sink Current
LGATEa and b - VSSP = 2.5V
UGATE falling to LGATEa and b rising, no
load
LGATEa and b falling to UGATE rising, no
load
PVCC = 5V, I F = 2mA
V
VSEN rising above setpoint for >1ms
VSEN rising for >2µs
ISUM- pin current
VSEN falling below setpoint for >1.2ms
PGOOD
R
= 25V
= 4mA
DD
TEST CONDITIONS
= 5V, T
A
= -10°C to +100°C, f
(Note 7) TYP
SW
1.525
-355
MIN
150
6.3
8.2
-1
= 300kHz, unless otherwise
1.55
10.1
-295
0.26
0.58
200
7.6
1.0
2.0
1.0
2.0
1.0
2.0
0.5
4.0
2.0
1.0
2.0
0.2
23
28
23
28
1
(Note 7) UNITS
1.575
-235
MAX
240
0.4
8.9
1.5
1.5
1.5
0.9
1.8
0.3
12
1
3
October 26, 2009
FN6924.0
mV
mV
ms
µA
µA
µA
ns
ns
ns
ns
V
Ω
A
Ω
A
Ω
A
Ω
A
Ω
A
Ω
A
V
V
V