参数资料
型号: IR21531STRPBF
厂商: International Rectifier
文件页数: 4/9页
文件大小: 0K
描述: IC DRIVER HALF BRIDGE OSC 8SOIC
标准包装: 1
配置: 半桥
输入类型: 自振荡
电流 - 峰: 250mA
配置数: 1
输出数: 2
高端电压 - 最大(自引导启动): 600V
电源电压: 10 V ~ 20 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 标准包装
产品目录页面: 1381 (CN2011-ZH PDF)
其它名称: IR21531SPBFDKR
IR21531(D)(S) & (PbF)
Electrical Characteristics
V BIAS (V CC , V BS ) = 12V, C L = 1000 pF, C T = 1 nF and T A = 25 ° C unless otherwise specified. The V IN , V TH and I IN
parameters are referenced to COM. The V O and I O parameters are referenced to COM and are applicable to the
respective output leads: HO or LO.
Low Voltage Supply Characteristics
Symbol Definition
Min.
Typ.
Max.
Units Test Conditions
V CCUV+
Rising V CC undervoltage lockout threshold
8.1
9.0
9.9
V CCUV-
V CCUVH
Falling V CC undervoltage lockout threshold
V CC undervoltage lockout Hysteresis
7.2
0.5
8.0
1.0
8.8
1.5
V
I QCCUV
I QCC
V CLAMP
Micropower startup V CC supply current
Quiescent V CC supply current
V CC zener clamp voltage
14.4
75
500
15.6
150
950
16.8
μ A
V
V CC ≤ V CCUV -
I CC = 5mA
Floating Supply Characteristics
Symbol Definition
Min.
Typ.
Max.
Units Test Conditions
I QBSUV
I QBS
V BSMIN
Micropower startup V BS supply current
Quiescent VBS supply current
Minimum required V BS voltage for proper
0
30
4.0
10
50
5.0
μ A
V
V CC ≤ V CCUV -
V CC =V CCUV+ + 0.1V
functionality from R T to HO
I LK
V F
Offset supply leakage current
Bootstrap diode forward voltage (IR21531D)
0.5
50
1.0
μ A
V
V B = V S = 600V
I F = 250mA
Oscillator I/O Characteristics
Symbol Definition
Min.
Typ.
Max.
Units
Test Conditions
fosc
d
I CT
I CTUV
V CT+
V CT-
V CTSD
V RT+
Oscillator frequency
R T pin duty cycle
C T pin current
UV-mode C T pin pulldown current
Upper C T ramp voltage threshold
Lower C T ramp voltage threshold
C T voltage shutdown threshold
High-level R T output voltage, V CC - V RT
19.4
94
48
0.30
1.8
20
100
50
0.001
0.70
8.0
4.0
2.1
10
20.6
106
52
1.0
1.2
2.4
50
kHz
%
uA
mA
V
R T = 36.9k ?
R T = 7.43k ?
fo < 100kHz
V CC = 7V
I RT = 100 μ A
100
300
I RT = 1mA
V RT-
Low-level R T output voltage
10
50
I RT = 100 μ A
V RTUV
V RTSD
UV-mode R T output voltage
SD-Mode R T output voltage, V CC - V RT
100
0
10
300
100
50
mV
I RT = 1mA
V CC ≤ V CCUV -
I RT = 100 μ A,
V CT = 0V
10
300
I RT = 1mA,
V CT = 0V
4
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