参数资料
型号: BD9702T
厂商: Rohm Semiconductor
文件页数: 2/19页
文件大小: 0K
描述: IC REG BUCK ADJ 3A TO220FP
标准包装: 500
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1 V ~ 32 V
输入电压: 8 V ~ 36 V
频率 - 开关: 110kHz
电流 - 输出: 3A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: TO-220-5 整包
包装: 散装
供应商设备封装: TO-220FP-5
产品目录页面: 1373 (CN2011-ZH PDF)
BD9701FP/CP-V5/T/T-V5,BD9703FP/CP-V5/T/T-V5,BD9702CP-V5/T/T-V5
● Absolute Maximum Ratings (Ta = 25 ℃ )
Technical Note
Parameter
Supply Voltage (VCC-GND)
STBY-GND
OUT-GND
INV-GND
BD9701/BD9703
Maximum Switching Current
BD9702
Symbol
VCC
V STBY
V O
V INV
Iout
Ratings
36
36
36
10
1.5
3
Unit
V
V
V
V
A
Power Dissipation
Operating Temperature
Storage Temperature
TO252
TO220
Pd
Topr
Tstg
0.8 (*1)
2 (*2)
-40 ~ +85
-55 ~ +150
W
*1 Without external heat sink, the power dissipation reduces by 6.4mW/ ℃ over 25 ℃ .
*2 Without external heat sink, the power dissipation reduces by 16.0mW/ ℃ over 25 ℃ .
Reduced by 160mW/ ℃ , when mounted on Infinity size heatsink.
● Operating Conditions(Ta=-40 ~ +85 ℃ )
Parameter
Input Voltage
Output Voltage
Symbol
V CC
Vo
MIN
8.0 or Vo+3 (*3)
1.0
Limit
TYP
-
-
MAX
35.0
32
Unit
V
V
*3The minimum value of an input voltage is the higher either 8.0V or Vo+3
● Electrical Characteristics
○ BD9701FP/CP-V5/T/T-V5 (Unless otherwise noted, Ta=25 ℃ ,VCC=12V,Vo=5V,STBY=3V)
Limit
Parameter
Symbol
MIN
TYP
MAX
Unit
Conditions
Output ON Resistance
Efficiency
Switching Frequency
Load Regulation
Line Regulation
Over Current Protection Limit
INV Pin Threshold Voltage
INV Pin Threshold Voltage
Thermal Variation
INV Pin Input Current
Ron
η
fosc
Δ VOLOAD
Δ VOLINE
Iocp
VINV
Δ VINV
IINV
-
-
80
-
-
1.6
0.98
-
-
1.0
86
100
10
40
-
1.00
±0.5
1
1.5
-
120
40
100
-
1.02
-
-
?
%
kHz
mV
mV
A
V
%
μ A
design guarantee
Io = 0.5A design guarantee
VCC=20V,Io=0.5 ~ 1.5A
VCC=10 ~ 30V,Io=1.0A
Tj=0 ~ 85 ℃ design guarantee
VINV=1.0V
STBY Pin
Threshold Voltage
ON
OFF
VSTBYON
VSTBYOFF
2.0
-0.3
-
-
36
0.3
V
V
STBY Pin Input Current
Circuit Current
Stand-by Current
Istby
Icc
Ist
5
-
-
25
4
0
50
12
5
μ A
mA
μ A
STBY=3V
STBY = 0V
This product is not designed to be resistant to radiation.
www.rohm.com
? 2009 ROHM Co., Ltd. All rights reserved.
2/16
2009.04- Rev.B
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