參數(shù)資料
型號： ISL8102IRZ
廠商： INTERSIL CORP
元件分類： 穩(wěn)壓器
英文描述： Two-Phase Buck PWM Controller with High Current Integrated MOSFET Drivers
中文描述： SWITCHING CONTROLLER, PQCC32
封裝： 5 X 5 MM, ROHS COMPLIANT, PLASTIC, MO-220VHHD-2, MLFP-32
文件頁數(shù)： 6/27頁
文件大小： 711K
代理商： ISL8102IRZ
6
FN9247.0
October 19, 2005
ERROR AMPLIFIER
DC Gain (Note 3)
R
L
= 10K to ground
-
96
-
dB
Gain-Bandwidth Product (Note 3)
C
L
= 100pF, R
L
= 10K to ground
C
L
= 100pF, Load =
±
400
μ
A
-
20
-
MHz
Slew Rate (Note 3)
-
8
-
V/
μ
s
Maximum Output Voltage
Load = 1mA
3.90
4.20
-
V
Minimum Output Voltage
Load = -1mA
-
0.85
1.0
V
REMOTE SENSE DIFFERENTIAL AMPLIFIER
Input bias current (VSEN)
(VSEN = 1.5V)
49
55
60
μ
A
Bandwidth (Note 3)
-
20
-
MHz
Slew Rate (Note 3)
-
8
-
V/
μ
s
OVERCURRENT PROTECTION
OCSET trip current
93
100
107
μ
A
OCSET Accuracy
OC Comparator offset (OCSET and ISUM
Difference)
-5
0
5
mV
ICOMP Offset
ISEN Amplifier offset
-5
0
5
mV
PROTECTION
Undervoltage Threshold
VSEN falling
80
82
84
%DAC
Undervoltage Hysteresis
VSEN Rising
-
3
-
%DAC
Overvoltage Threshold while IC Disabled
1.62
1.67
1.72
V
Overvoltage Threshold
VSEN Rising
DAC +
125mV
DAC +
150mV
DAC +
175mV
V
Overvoltage Hysteresis
VSEN Falling
-
50
-
mV
Open Sense-Line Protection Threshold
IREF Rising and Falling
VDIFF
+ 0.9V
VDIFF +
1V
VDIFF
+ 1.1V
V
OVP Output High Drive Voltage
I
OVP
= 15mA, VCC = 5V
2.2
3.4
-
V
SWITCHING TIME
UGATE Rise Time (Note 3)
t
RUGATE;
V
PVCC
= 12V, 3nF Load, 10% to 90%
-
26
-
ns
LGATE Rise Time (Note 3)
t
RLGATE;
V
PVCC
= 12V, 3nF Load, 10% to 90%
-
18
-
ns
UGATE Fall Time (Note 3)
t
FUGATE;
V
PVCC
= 12V, 3nF Load, 90% to 10%
-
18
-
ns
LGATE Fall Time (Note 3)
t
FLGATE;
V
PVCC
= 12V, 3nF Load, 90% to 10%
-
12
-
ns
UGATE Turn-On Non-overlap (Note 3)
t
PDHUGATE
; V
PVCC
= 12V, 3nF Load, Adaptive
-
10
-
ns
LGATE Turn-On Non-overlap (Note 3)
t
PDHLGATE
; V
PVCC
= 12V, 3nF Load, Adaptive
-
10
-
ns
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
V
PVCC
= 12V, 150mA Source Current
1.25
2.0
3.0
Upper Drive Sink Resistance
V
PVCC
= 12V, 150mA Sink Current
0.9
1.6
3.0
Lower Drive Source Resistance
V
PVCC
= 12V, 150mA Source Current
0.85
1.4
2.2
Lower Drive Sink Resistance
V
PVCC
= 12V, 150mA Sink Current
0.60
0.94
1.35
OVER TEMPERATURE SHUTDOWN
Thermal Shutdown Setpoint (Note 3)
-
160
-
°C
Thermal Recovery Setpoint (Note 3)
-
100
-
°C
NOTE:
3. Parameter magnitude guaranteed by design. Not 100% tested.
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Specified.
(Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ISL8102
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