参数资料
型号: IRDC3859
厂商: International Rectifier
文件页数: 2/35页
文件大小: 0K
描述: BOARD EVAL FOR IR3859
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 ~ 9A
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: IR3859
PD-97514
IR3859MPbF
ABSOLUTE MAXIMUM RATINGS
(Voltages referenced to GND unless otherwise specified)
?
?
Vin ……………………………………………………. -0.3V to 25V
Vcc ……………….….…………….……..……….…… -0.3V to 8V (Note2)
?
?
Boot
SW
……………………………………..……….…. -0.3V to 33V
…………………………………………..……… -0.3V to 25V(DC), -4V to 25V(AC, 100ns)
?
Boot to SW
……..…………………………….…..….. -0.3V to Vcc+0.3V (Note1)
?
OCSet
………………………………………….……. -0.3V to 30V (Max 30mA)
?
Input / output Pins
……………………………….. ... -0.3V to Vcc+0.3V (Note1)
?
?
?
?
?
PGND to GND ……………...………………………….. -0.3V to +0.3V
Storage Temperature Range ................................... -55°C To 150°C
Junction Temperature Range ................................... -40°C To 150°C (Note2)
ESD Classification …………………………… ……… JEDEC Class 1C
Moisture sensitivity level………………...………………JEDEC Level 3@260 °C (Note5)
Note1: Must not exceed 8V
Note2: Vcc must not exceed 7.5V for Junction Temperature between -10 o C and -40 o C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the
device. These are stress ratings only and functional operation of the device at these or any other
conditions beyond those indicated in the operational sections of the specifications are not implied.
PACKAGE INFORMATION
4mm x 5mm POWER QFN
13
V IN
12
SW
11
PGnd
θ JA ( Sync _ FET ) = 45 o C / W *
θ JA ( Ctrl _ FET ) = 45 o C / W *
θ J - PCB = 2 o C / W
*
Exposed pads on underside
are connected to copper
pads of a 4-layer (2 oz.) PCB
Boot
14
10
Vcc
Enable
Seq
15
16
17
Gnd
9
8
Sync
PGood
1
2
3
4
5
6
7
ORDERING INFORMATION
Fb Vsns COMP Gnd Rt
SS OCSet
Rev 5.0
PACKAGE
DESIGNATOR
M
M
PACKAGE
DESCRIPTION
IR3859MTRPbF
IR3859MTR1PbF
PIN COUNT
17
17
PARTS PER
REEL
4000
750
2
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