参数资料
型号: IRDC3856
厂商: International Rectifier
文件页数: 6/35页
文件大小: 0K
描述: BOARD EVAL FOR IR3856
标准包装: 1
系列: SupIRBuck™
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 1.8V
电流 - 输出: 0 ~ 6A
输入电压: 12V
稳压器拓扑结构: 降压
频率 - 开关: 600kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: IR3856
PD-97528
IR3856MPbF
Electrical Specifications (continued)
Unless otherwise specified, these specifications apply over 4.5V< V cc <5.5V, V in =12V, 0 o C<T j < 125 o C.
Typical values are specified at T a = 25 o C.
PARAMETER
SYMBOL
TEST CONDITION
MIN
TYP
MAX
UNIT
ERROR AMPLIFIER
Input Offset Voltage
Input Bias Current
Input Bias Current
Sink Current
Vos
IFb(E/A)
IVseq(E/A)
Isink(E/A)
Vfb-Vseq, Vseq=0.8V
-10
-1
-1
0.40
0.85
+10
+1
+1
1.2
mV
μ A
Source Current
Isource(E/A)
8
10
13
mA
Slew Rate
Gain-Bandwidth Product
DC Gain
Maximum Voltage
SR
GBWP
Gain
Vmax(E/A)
Note4
Note4
Note4
Vcc=4.5V
7
20
100
3.4
12
30
110
3.5
20
40
120
3.75
V/ μ s
MHz
dB
V
Minimum Voltage
Seq Common Mode Voltage
Vmin(E/A)
Note4
0
120
220
1
mV
V
OSCILLATOR
Rt Voltage
Vrt
Rt=59K
0.665
225
0.7
250
0.735
275
V
Frequency Range
F S
Rt=28.7K
Rt=9.31K, Note4
450
1350
500
1500
550
1650
kHz
Ramp Amplitude
Ramp Offset
Min Pulse Width
Max Duty Cycle
Vramp
Ramp(os)
Dmin(ctrl)
Dmax
Note4
Note4
Note4
Fs=250kHz
92
1.8
0.6
50
Vp-p
V
ns
%
Fixed Off Time
Toff
Note4
130
200
ns
Sync Frequency Range
Sync Pulse Duration
Sync Level Threshold
Fsync
Tsync
High
Low
225
100
2
200
1650
0.6
kHz
ns
V
Rev 4.0
6
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