参数资料
型号: IRS2573DSPBF
厂商: International Rectifier
文件页数: 1/28页
文件大小: 0K
描述: IC BALLAST CNTRLLER 600V 28-SOIC
标准包装: 25
类型: HID 灯控制器
频率: 160 ~ 240 Hz
电流 - 电源: 10mA
电流 - 输出: 180mA
电源电压: 9.5 V ~ 16.6 V
工作温度: -40°C ~ 125°C
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
March 29, 2010
Datasheet No – PD97477
IRS2573D
HID BALLAST CONTROL IC
Datasehet
Features
Product Summary
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Buck, full-bridge and lamp control in one IC
Continuous/critical-conduction mode buck control
600V high and low-side full-bridge driver
600V high-side buck Driver
Low-side ignition FET gate driver
Integrated bootstrap FETs for full-bridge high-side drivers
Constant lamp power control
Programmable buck cycle-by-cycle over-current protection
Programmable buck output voltage limitation
Programmable lamp current limitation
Programmable full-bridge frequency
Fault latch reset input
Programmable ignition counter (21sec/64sec typical)
Programmable lamp under-voltage fault counter
(197sec typical) for short-circuit or lamp does not warm-up
Fast transient lamp under-voltage event counter
(16384 typical) for arc instability or end-of-life
Programmable lamp over-voltage fault counter
(787sec typical) for open-circuit or lamp extinguishes
Topology
V OFFSET
V OUT
I O+ , I O- , I O-Buck
(typical)
Deadtime (typical)
Duty Cycle
Package Options
Full-Bridge & Buck
600 V
V CC
180mA, 260mA,
400mA
1.2 μs
50% ±1%
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Programmable good fault reset counter (2730sec typical)
Micro-controller compatible timing thresholds
Internal 15.6V zener clamp diode on VCC
Micropower startup (150μA)
Latch immunity and ESD protection on all pins
SOIC28W
Typical Application Diagram
BUS (+)
400VDC
MBUCK
RCS
LBUCK
CBUCK
RB
RBB1
DBUCK
RVSENSE1
RVSENSE2
CBUS
RBB2
R1
CCS
CS
1
BUCK
VB1
28
HO1
CBS1
RDHO1 DHO1
RVSENSE3
DHO2 RDHO2
2
27
MHS1
MHS2
RBB3
VSB
VS1
RHO1
TIGN
RHO2
DBS
RDB DBB
3
CBB
VBB
4
26
LO1
25
RLO1
MLS1
LAMP
MLS2
RLO2
(+)
14VDC
CVCC2
VCC
5
CVCC1
COM
LO2
24
VB2
RDLO1
DLO1
DLO2
RDLO2
(-)
RZX
6
ZX
23
HO2
CBS2
7
22
CTOFF
CICOMP
TOFF
8
ICOMP
VS2
21
IGN
9
20
DIGN
CPCOMP
RIREF
PCOMP
10
IREF
11
OV
19
OC
18
COV
ROV
COV
ROC
CT
CT
12
ISENSE
17
RISENSE
RIGN
CTIGN
CTCLK
TIGN
13
TCLK
14
VSENSE
16
CVSENSE
RST
15
CISENSE
RVSENSE
RS
MIGN
CIGN
BUS (-)
www.irf.com
? 2010 International Rectifier
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