參數(shù)資料
型號(hào)： ISL6540CRZ
廠商： INTERSIL CORP
元件分類(lèi)： 穩(wěn)壓器
英文描述： Single-Phase Buck PWM Controller with Integrated High Speed MOSFET Driver and Pre-Biased Load Capability
中文描述： SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PQCC28
封裝： 5 X 5 MM, ROHS COMPLIANT, PLASTIC, MO-220VHHD-1, QFN-28
文件頁(yè)數(shù)： 8/20頁(yè)
文件大?。?/td> 518K
代理商： ISL6540CRZ
8
FN9214.0
March 9, 2006
GATE DRIVERS
R
UGATE
Ugate Source Resistance
500mA Source Current, PVCC = 5.0V
-
1.0
-
I
UGATE
Ugate Source Saturation Current
V
UGATE-PHASE
= 2.5V, PVCC = 5.0V
-
2.0
-
A
R
UGATE
Ugate Sink Resistance
500mA Sink Current, PVCC = 5.0V
-
1.0
-
I
UGATE
Ugate Sink Saturation Current
V
UGATE-PHASE
= 2.5V, PVCC = 5.0V
-
2.0
-
A
R
LGATE
Lgate Source Resistance
500mA Source Current, PVCC = 5.0V
-
1.0
-
I
LGATE
Lgate Source Saturation Current
V
LGATE
= 2.5V, PVCC = 5.0V
-
2.0
-
A
R
LGATE
Lgate Sink Resistance
500mA Sink Current, PVCC = 5.0V
-
0.4
-
I
LGATE
Lgate Sink Saturation Current
V
LGATE
= 2.5V, PVCC = 5.0V
-
4.0
-
A
INTERNAL LINEAR REGULATOR
I
VIN
Maximum Current
-
200
-
mA
R
LIN
Saturated Equivalent Impedance
VIN = 3.3V
-
2
3.25
PVCC
Linear Regulator Voltage
VIN = 22V, Load = 0 to 100mA
5.42
5.6
5.72
V
EXTERNAL LINEAR REGULATOR
LIN_DRV
Maximum Sinking Drive Current
0.25
-
0.9
mA
OVERCURRENT PROTECTION (OCP)
I
LSOC
Low Side OCP (LSOC) Current
Source
LSOC = 0V to Vcc - 1.0V, T
A
= 0°C to 70°C
79
98
118
μ
A
LSOC = 0V to Vcc - 1.0V, T
A
=-40°C to 85°C
Vcc = 2.9V and 5.6V T
SAMPLE
< 10
μ
s
76
98
122
μ
A
I
LSOC_OFSET
LSOC Maximum Offset Error
-
±2
-
mV
I
HSOC
High Side OCP (HSOC) Current
Source
HSOC = 0.8V to 22V T
A
= 0°C to 70°C
92
100
112
μ
A
I
HSOC
HSOC = 0.8V to 22V T
A
=-40°C to 85°C
92
100
115
I
HSOC_LOW
HSOC = 0.3V to 0.8V
86
-
115
μ
A
I
HSOC_OFSET
HSOC Maximum Offset Error
VCC = 2.9V and 5.5V T
SAMPLE
< 10
μ
s
-
±2
-
mV
MARGINING CONTROL
V
MARG
Minimum Margining Voltage of
Internal Reference
R
MARG
= 10k
,
R
OFS-
= 6.01k
,
MAR_CRTL = 0V
-185
-197
-208
mV
V
MARG
Maximum Margining Voltage of
Internal Reference
R
MARG
= 10k
,
R
OFS+
= 6.01k
,
MAR_CRTL = VCC
185
197
208
mV
N
MARG
Margining Transfer Ratio
N
MARG
= (V
OFS-
-V
OFS+
) / V
MARG
4.9
5
5.1
MAR_CTRL
Positive Margining Threshold
-
1.5
-
V
MAR_CTRL
Negative Margining Threshold
-
0.8
-
V
MAR_CTRL
Tri-state Input Level
Disable Mode
-
1.325
-
V
POWER GOOD MONITOR
V
UVR
Undervoltage Rising Trip Point
-7%
-9%
-11%
V
SS
V
UVF
Undervoltage Falling Trip Point
-13%
-15%
-17%
V
SS
V
OVR
Overvoltage Rising Trip Point
13%
15%
17%
V
SS
V
OVF
Overvoltage Falling Trip Point
7%
9%
11%
V
SS
T
PG_DLY
PGOOD Delay
C
PG_DLY
= 0.1
μ
F
-
5
-
ms
I
PG_DLY
PGOOD Delay Source Current
27
30
33
μ
A
V
PG_DLY
PGOOD Delay Threshold Voltage
1.44
1.48
1.56
V
I
PG_LOW
PGOOD Low Output Voltage
I
PGOOD
= 5mA
-
-
0.200
V
I
PG_MAX
Maximum Sinking Current
V
PGOOD
= 0.8V
10
-
-
mA
V
PG_MAX
Maximum Open Drain Voltage
VCC = 3.3V
-
6
-
V
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted
(Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ISL6540
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