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參數(shù)資料
| 型號： | IRU3138 |
| 廠商： | International Rectifier |
| 英文描述： | SYNCHRONOUS PWM CONTROLLER FOR TERMINATION POWER SUPPLY APPLICATIONS |
| 中文描述： | 同步PWM控制器終止電源應用 |
| 文件頁數(shù)： | 2/18頁 |
| 文件大小： | 281K |
| 代理商： | IRU3138 |
2
Rev. 1.0
01/29/04
IRU3138
www.irf.com
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over V
CC
=5V, V
C
=12V and T
A
=0 to 70°C. Typical values refer
to T
A
=25°C. Low duty cycle pulse testing is used which keeps junction and case temperatures equal to the ambient
temperature.
ABSOLUTE MAXIMUM RATINGS
V
CC
Supply Voltage .................................................. -0.5V - 25V
V
C
Supply Voltage .................................................... -0.5V - 25V
Storage Temperature Range ...................................... -65°C To 150°C
Operating Junction Temperature Range ..................... 0°C To 125°C
CAUTION:
Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device.
PARAMETER
Reference Voltage
V
REF
Voltage
Fb Voltage Line Regulation
UVLO
UVLO Threshold - V
CC
UVLO Hysteresis - V
CC
UVLO Threshold - V
C
UVLO Hysteresis - V
C
UVLO Threshold - Fb
UVLO Hysteresis - Fb
Supply Current
V
CC
Dynamic Supply Current
V
C
Dynamic Supply Current
V
CC
Static Supply Current
V
C
Static Supply Current
Soft-Start Section
Charge Current
Oscillator
Frequency
SYM TEST CONDITION
MIN TYP
MAX
UNITS
Ramp Amplitude
5<V
CC
<12
Supply Ramping Up
Supply Ramping Up
Fb Ramping Down
Note 1
Freq=200KHz, C
L
=3000pF
Freq=200KHz, C
L
=3000pF
SS=0V
SS=0V
SS=0V
Rt=Open
Rt=Gnd
Note 1
0.784
4.0
3.0
0.3
15
180
360
0.8
4.25
0.25
3.5
0.25
0.4
0.02
6.5
11
4
2.5
20
200
400
1.25
0.816
1.6
4.5
3.65
0.5
8
14
6
4
26
220
440
V
mV
V
V
V
V
V
V
mA
mA
mA
mA
μ
A
KHz
V
θ
JA
=88
8
C/W
V
FB
L
REG
UVLO Vcc
UVLO Vc
UVLO Fb
Dyn Icc
Dyn Ic
I
CCQ
I
CQ
SS
IB
Freq
V
RAMP
PACKAGE INFORMATION
14-PIN PLASTIC SOIC NB (S)
Fb
Vcc
LDrv
Gnd
PGnd
HDrv
Vc
Rt
7
6
5
4
8
9
10
11
3
2
1
12 Comp
13
14 NC
V
P
V
REF
NC
SS/SD
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|---|---|
| IRU3138CS | 制造商:IRF 制造商全稱:International Rectifier 功能描述:SYNCHRONOUS PWM CONTROLLER FOR TERMINATION POWER SUPPLY APPLICATIONS |
| IRU3138CSTR | 功能描述:IC REG CTRLR BUCK PWM VM 14-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR) |
| IRU3138CSTRPBF | 功能描述:電壓模式 PWM 控制器 SYNC PWM CTRLLER 1A .8V 200 to 400kHz RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| IRU3146 | 制造商:IRF 制造商全稱:International Rectifier 功能描述:DUAL SYNCHRONOUS PWM CONTROLLER WITH CURRENT SHARING CIRCUITRY AND AUTO-RESTART |
| IRU3146CF | 制造商:International Rectifier 功能描述:DC DC CNTRLR DUAL-OUT SYNC BUCK/W/PWM 4.5V TO 16V 28TSSOP - Bulk |
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