参数资料
型号: ISL6420AEVAL1Z
厂商: Intersil
文件页数: 8/21页
文件大小: 0K
描述: EVALUATION BOARD FOR ISL6240A
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 3.3V
电流 - 输出: 10A
输入电压: 5.5 ~ 28 V
稳压器拓扑结构: 降压
频率 - 开关: 300kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: ISL6420A
ISL6420A
Electrical Specifications
Operating Conditions: VIN = 12V, PVCC shorted with VCC5, T A = +25°C. Boldface limits
apply over the operating temperature range, -40°C to +85°C. (Continued)
MIN
MAX
PARAMETER
SYMBOL
TEST CONDITIONS
(Note 12)
TYP
(Note 12) UNITS
REFERENCE AND SOFT-START/ENABLE
Internal Reference Voltage
Soft-Start Current
Soft-Start Threshold
Enable Low
V REF
I SS
V SOFT
0.594
-
1.0
-
-
10
-
-
0.606
-
-
1.0
V
μA
V
V
(Converter Disabled)
PWM CONTROLLER GATE DRIVERS
Gate Drive Peak Current
-
0.7
-
A
Rise Time
Fall Time
Dead Time Between Drivers
Co = 1000pF
Co = 1000pF
-
-
-
20
20
20
-
-
-
ns
ns
ns
ERROR AMPLIFIER
DC Gain (Note 10)
-
88
-
dB
Gain-Bandwidth Product
GBW
-
15
-
MHz
(Note 10)
Slew Rate (Note 10)
SR
-
6
-
V/μs
COMP Souce/Sink Current
(Note 10)
OVERCURRENT PROTECTION
±0.4
mA
OCSET Current Source
I OCSET
V OCSET = 4.5V
80
100
120
μA
POWER-GOOD AND CONTROL FUNCTIONS
Power-Good Lower Threshold
Power-Good Higher Threshold
PGOOD Leakage Current
PGOOD Voltage Low
PGOOD Delay
CDEL Current for PGOOD
CDEL Threshold
V PG-
V PG+
I PGLKG
Fraction of the set point; ~3μs noise filter
Fraction of the set point; ~3μs noise filter
V PULLUP = 5.0V (Note 11)
I PGOOD = 4mA
CDEL = 0.1μF
CDEL threshold = 2.5V
-14
9
-
-
-
-
-
-10
-
-
-
125
2
2.5
-8
16
1
0.5
-
-
-
%
%
μA
V
ms
μA
V
EXTERNAL REFERENCE
Min External Reference Input at
GPIO1/REFIN
Max External Reference Input
at GPIO1/REFIN
V MSET/MODE = H, C REFOUT = 2.2μF
V MSET/MODE = H, C REFOUT = 2.2μF
-
-
0.600
-
-
1.250
V
V
REFERENCE BUFFER
Buffered Output Voltage -
Internal Reference
Buffered Output Voltage -
Internal Reference
Buffered Output Voltage -
External Reference
Buffered Output Voltage -
External Reference
V REFOUT
V REFOUT
V REFOUT
V REFOUT
I REFOUT = 1mA,V MSET/MODE = High,
C REFOUT = 2.2μF, T A = -40°C to +85°C
I REFOUT = 20mA,V MSET/MODE = High,
C REFOUT = 2.2μF, T A = -40°C to +85°C
V REFIN = 1.25V, I REFOUT = 1mA,
V MSET2/MODE = High, C REFOUT = 2.2μF
V REFIN = 1.25V, I REFOUT = 20mA,
V MSET2/MODE = High,C REFOUT = 2.2μF
0.583
0.575
1.227
1.219
0.595
0.587
1.246
1.238
0.607
0.599
1.265
1.257
V
V
V
V
8
FN9169.4
December 4, 2009
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