参数资料
型号: ISL6228IRTZ-T
厂商: Intersil
文件页数: 5/16页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 28-TQFN
标准包装: 6,000
系列: Robust Ripple Regulator™ (R³)
PWM 型: 控制器
输出数: 2
频率 - 最大: 600kHz
电源电压: 3.3 V ~ 25 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 100°C
封装/外壳: 28-WFQFN 裸露焊盘
包装: 带卷 (TR)
ISL6228
Electrical Specifications
These specifications apply for T A = -40°C to +100°C; All typical specifications T A = +25°C, VCC = 5V,
PVCC = 5V; Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified.
Temperature limits established by characterization and are not production tested. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ERROR AMPLIFIER
FB Input Bias Current
I FB
FB = 0.60V
FB = 0.60V T A = -10°C to +100°C
-33
-35
-
-
15
15
nA
nA
POWER GOOD
PGOOD Pull-Down Impedance
PGOOD Leakage Current
PGOOD Maximum Sink Current (Note 3)
PGOOD Soft-Start Delay
R PG_SS
R PG_SS
R PG_UV
R PG_UV
R PG_OV
R PG_OV
R PG_OC
R PG_OC
I PGOOD
t SS
PGOOD = 5mA Sink
PGOOD = 5mA Sink T A = -10°C to +100°C
PGOOD = 5mA Sink
PGOOD = 5mA Sink T A = -10°C to +100°C
PGOOD = 5mA Sink
PGOOD = 5mA Sink T A = -10°C to +100°C
PGOOD = 5mA Sink
PGOOD = 5mA Sink T A = -10°C to +100°C
PGOOD = 5V
EN High to PGOOD High
70
75
70
75
45
50
22
25
-
-
2.20
95
95
95
95
63
63
32
32
0.1
5.0
2.75
125
125
125
125
85
85
45
45
1.0
-
3.50
Ω
Ω
Ω
Ω
Ω
Ω
Ω
Ω
μA
mA
ms
GATE DRIVER
UGATE Pull-Up Resistance (Note 3)
UGATE Source Current (Note 3)
UGATE Sink Resistance (Note 3)
UGATE Sink Current (Note 3)
LGATE Pull-Up Resistance (Note 3)
LGATE Source Current (Note 3)
LGATE Sink Resistance (Note 3)
LGATE Sink Current (Note 3)
UGATE to LGATE Deadtime
LGATE to UGATE Deadtime
R UGPU
I UGSRC
R UGPD
I UGSNK
R LGPU
I LGSRC
R LGPD
I LGSNK
t UGFLGR
t LGFUGR
200mA Source Current
UGATE - PHASE = 2.5V
250mA Sink Current
UGATE - PHASE = 2.5V
250mA Source Current
LGATE - PGND = 2.5V
250mA Sink Current
LGATE - PGND = 2.5V
UGATE falling to LGATE rising, no load
LGATE falling to UGATE rising, no load
-
-
-
-
-
-
-
-
-
-
1.0
2.0
1.0
2.0
1.0
2.0
0.5
4.0
21
21
1.5
-
1.5
-
1.5
-
0.9
-
-
-
Ω
A
Ω
A
Ω
A
Ω
A
ns
ns
BOOTSTRAP DIODE
Forward Voltage
Reverse Leakage
V F
I R
PVCC = 5V, IF = 2mA
V R = 25V
-
-
0.58
0.2
-
-
V
μA
CONTROL INPUTS
EN High Threshold
EN Low Threshold
V ENTHR
V ENTHF
2.0
-
-
-
-
1.0
V
V
EN Leakage
I ENL
I ENH
EN = 0V
EN = 5.0V
EN = 5.0V T A = -10°C to +100°C
-
1.4
1.5
0.1
2
2
1.0
2.5
2.5
μA
μA
μA
PROTECTION
OCSET-VO Threshold
V OCSETTHR
-1.75
0
1.75
mV
OCSET 10μA Current Source
I OCSET
EN = 5V
8.8
10
10.5
μA
EN = 5V T A = -10°C to +100°C
EN = 0V
OCSET 10μA Current Source Impedance R OCSETIMP EN = 5V, OCSET = 1.2V
9
-
-
10
0
600
10.5
-
-
μA
μA
k Ω
UVP Threshold
OVP Rising Threshold
OVP Falling Threshold
V UV
V OVR
V OVF
81
113
100
86
116
102
87
120
106
%
%
%
5
FN9095.2
May 7, 2008
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