参数资料
型号: ZXSC440X8TA
厂商: Diodes Inc
文件页数: 3/11页
文件大小: 0K
描述: IC PHOTOFLASH CHARGER 8MSOP
产品变化通告: End of Life 16/Sept/2011
标准包装: 1
应用: 照相机闪光灯电容器充电器
电流 - 电源: 220µA
电源电压: 1.8 V ~ 8 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-MSOP
包装: 标准包装
产品目录页面: 1478 (CN2011-ZH PDF)
其它名称: ZXSC440X8DKR
ZXSC440
PHOTOFLASH CHARGER
Absolute Maximum Ratings (T A = 25 ° C)
Parameter
V CC
Drive
Ready
Charge
VFB, Sense
Operating Temperature
Storage Temperature
Power Dissipation @ 25°C
Rating
-0.3 to +10
-0.3 to V CC +0.3
-0.3 to V CC +0.3
-0.3 to The lower of (+5.0) or (V CC +0.3)
-0.3 to The lower of (+5.0) or (V CC +0.3)
-40 to +85
-55 to +150
450
Unit
V
V
V
V
V
°C
°C
mW
Electrical Characteristics (T A = 25 ° C, Vdd = 3V; unless otherwise specified)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
V CC
I Q (Note 1)
I STDN
E FF (Note 2)
V CC range
Quiescent current
Shutdown current
Efficiency
V CC = 8V
1.8
4.5
85
8
220
V
μA
μA
%
ACC REF
TCO REF
T DRV
F OSC
Reference tolerance
Reference temp co.
Discharge pulse width
Operating frequency
1.8V < V CC < 8V
1.8V < V CC < 8V
-3.0
0.005
1.7
3.0
200
%
%/°C
μs
kHz
INPUT PARAMETERS
V SENSE
Sense voltage
22
28
34
mV
I SENSE
V FB
I FB (Note 2)
VIH (Note 3)
VIL
Sense input current
Feedback volatage
Feedback input current
Shutdown threshold
Shutdown threshold
V FB = 0V; V SENSE = 0V
V FB = 0V; V SENSE = 0V
-1
291
-1.2
1.5
0
-7
300
-15
309
-4.5
V CC
0.55
μA
mV
μA
V
V
dV LN
Line voltage regulation
0.5
%/V
OUTPUT PARAMETERS
I DRIVE
V DRIVE
Transistor drive current
Transistor voltage drive
V DRIVE = 0.7V
2
0
3.4
5
V CC -0.4
mA
V
C DRIVE
MOSFET gate drive cpbty
300
pF
VOH READY
VOL READY
Ready flag output high
Ready flag output low
I EOR = -300nA, T A = 25°C
I EOR = 1mA, T A = 25°C
2.5
0
V CC
1
V
V
T READY
dI LD
Notes:
Load current regulation
1. Excluding gate/base drive current.
T A = 25°C
195
0.01
μs
%/mA
2. I FB is typically half of these at 3V.
3. Shutdown pin voltage must not exceed (V CC +0.3V) or 5V, whichever is lower.
ZXSC440
Document number: DS33619 Rev. 3 - 2
3 of 11
June 2012
? Diodes Incorporated
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