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参数资料
| 型号： | 0469006.WR |
| 元件分类： | 保险丝 |
| 英文描述： | SLOW BLOW ELECTRIC FUSE, 6A, 24VDC, 60A (IR), SURFACE MOUNT |
| 封装： | HALOGEN FREE AND ROHS COMPLIANT |
| 文件页数： | 2/3页 |
| 文件大小： | 504K |
| 代理商： | 0469006.WR |
Introduction to Circuit Protection
Introduction to Circuit Protection
Transientology
2
2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/469.html for current information.
Surface Mount Fuses
469 Series
Ceramic Fuse > 469 Series
Average Time Current Curves
0.001
0.01
0.1
1
10
100
1
10
100
1000
TIME
IN
SECONDS
CURRENT IN AMPERES
6A 7A 8A
5A
4A
reflow condition
Pb–freeassembly
pre Heat
-Temperature min (T
s(min))
150°C
-Temperature max (T
s(max))
200°C
-Time (min to max) (t
s)
60 – 180 seconds
Average ramp-up rate (liquidusTemp
(T
l) to peak)
3°C/second max.
T
S(max) to Tl - ramp-up rate
5°C/second max.
reflow
-Temperature (T
l) (liquidus)
217°C
-Temperature (t
l)
60 – 150 seconds
peakTemperature (T
p)
260+0/-5 °C
Time within 5°c of actual peak
Temperature (t
p)
10 – 30 seconds
ramp-down rate
6°C/second max.
Time 25°c to peakTemperature (T
p)
8 minutes max.
Do not exceed
260°C
Soldering Parameters
Temperature Rerating Curve
40
60
80
100
120
140
-65
-45
-25
-5
15
35
55
75
95
115
135 155
TEMPERATURE (°C)
P
E
R
C
E
N
T
O
F
R
A
T
IN
G
Time
Te
mperatur
e
TP
TL
TS(max)
TS(min)
25
tP
tL
tS
time to peak temperature
(t 25C to peak)
Ramp-down
Ramp-up
Preheat
Critical Zone
TL to TP
Example:
Forcontinuousoperationat75degreescelsius,thefuseshouldbereratedasfollows:
I = (0.80)(0.85)I
RAT = (0.68)IRAT
Note:
1. Rerating depicted in this curve is in addition to the standard rerating of 20% for
continuous operation.
Wave Soldering
260°C, 10 seconds max.
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| 0469008.WR | SLOW BLOW ELECTRIC FUSE, 8A, 24VDC, 60A (IR), SURFACE MOUNT |
| 046901.5WR | SLOW BLOW ELECTRIC FUSE, 1.5A, 63VDC, 50A (IR), SURFACE MOUNT |
| 046902.5WR | SLOW BLOW ELECTRIC FUSE, 2.5A, 32VDC, 50A (IR), SURFACE MOUNT |
| 046903.5WR | SLOW BLOW ELECTRIC FUSE, 3.5A, 32VDC, 50A (IR), SURFACE MOUNT |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 0469007.WR | 功能描述:保险丝 24V 1206 SB 7A RoHS:否 制造商:Littelfuse 产品:Surface Mount Fuses 电流额定值:0.5 A 电压额定值:600 V 保险丝类型:Fast Acting 保险丝大小/组:Nano 尺寸:12.1 mm L x 4.5 mm W 安装风格: 端接类型:SMD/SMT 系列:485 |
| 0469008.WR | 功能描述:保险丝 24V 1206 SB 8A RoHS:否 制造商:Littelfuse 产品:Surface Mount Fuses 电流额定值:0.5 A 电压额定值:600 V 保险丝类型:Fast Acting 保险丝大小/组:Nano 尺寸:12.1 mm L x 4.5 mm W 安装风格: 端接类型:SMD/SMT 系列:485 |
| 046901.5WR | 功能描述:保险丝 63V 1206 SB 1.5A RoHS:否 制造商:Littelfuse 产品:Surface Mount Fuses 电流额定值:0.5 A 电压额定值:600 V 保险丝类型:Fast Acting 保险丝大小/组:Nano 尺寸:12.1 mm L x 4.5 mm W 安装风格: 端接类型:SMD/SMT 系列:485 |
| 046902.5WR | 功能描述:保险丝 32V 1206 SB 2.5A RoHS:否 制造商:Littelfuse 产品:Surface Mount Fuses 电流额定值:0.5 A 电压额定值:600 V 保险丝类型:Fast Acting 保险丝大小/组:Nano 尺寸:12.1 mm L x 4.5 mm W 安装风格: 端接类型:SMD/SMT 系列:485 |
| 046903.5WR | 功能描述:保险丝 32V 1206 SB 3.5A RoHS:否 制造商:Littelfuse 产品:Surface Mount Fuses 电流额定值:0.5 A 电压额定值:600 V 保险丝类型:Fast Acting 保险丝大小/组:Nano 尺寸:12.1 mm L x 4.5 mm W 安装风格: 端接类型:SMD/SMT 系列:485 |
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