STMICROELECTRONICS L4978D DC-DC Switching Buck (Step Down) Regulator, Adjustable, 8V-55Vin, 3.3V-50Vout, 2Aout, SOIC-16
ACTIVE (Last Updated: 7 months ago)
25 Weeks
表面贴装
表面贴装
16-SOIC (0.295, 7.50mm Width)
16
-40°C~150°C TJ
Tube
e4
活跃
3 (168 Hours)
16
EAR99
Nickel/Palladium/Gold (Ni/Pd/Au)
DUAL
鸥翼
300kHz
L4978
Step-Down
1
87 %
55V
50V
可调式
2A
55V
8V
24V
开关稳压器
Positive
50V
巴克
VOLTAGE-MODE
100kHz~300kHz
脉宽调制
6mA
无
580mV
3.3V
2.35mm
10.5mm
7.6mm
无SVHC
ROHS3 Compliant
无铅
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
High Performance Resonant Controller 15-Pin SOIC N T/R
ACTIVE (Last Updated: 5 days ago)
8 Weeks
表面贴装
表面贴装
16-SOIC (0.154, 3.90mm Width), 15 Leads
15
-40°C~125°C TJ
Tape & Reel (TR)
e3
活跃
1 (Unlimited)
16
EAR99
-
DUAL
鸥翼
-
NCP1397
-
1
-
-
300mV
-
-
20V
-
12V
开关控制器
-
-
Half-Bridge
-
60kHz~500kHz
谐振控制
-
-
-
-
1.5mm
10mm
4mm
-
ROHS3 Compliant
无铅
Tin
2006
yes
1
15
4mA
4mA
9.5V~20V
频率控制
无卤素
40ns
20 ns
PUSH-PULL
560kHz
无
Current Limiting, Over Temperature, Over Voltage, Short Circuit
52 %
Non-Isolated
50%
Isolated
10.5V
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会员中心 
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STMICROELECTRONICS L4978D DC-DC Switching Buck (Step Down) Regulator, Adjustable, 8V-55Vin, 3.3V-50Vout, 2Aout, SOIC-16ACTIVE (Last Updated: 7 months ago)25 Weeks表面贴装表面贴装16-SOIC (0.295, 7.50mm Width)16-40°C~150°C TJTubee4活跃3 (168 Hours)16EAR99Nickel/Palladium/Gold (Ni/Pd/Au)DUAL鸥翼300kHzL4978Step-Down187 %55V50V可调式2A55V8V24V开关稳压器Positive50V巴克VOLTAGE-MODE100kHz~300kHz脉宽调制6mA无580mV3.3V2.35mm10.5mm7.6mm无SVHCROHS3 Compliant无铅---------------------
High Performance Resonant Controller 15-Pin SOIC N T/RACTIVE (Last Updated: 5 days ago)8 Weeks表面贴装表面贴装16-SOIC (0.154, 3.90mm Width), 15 Leads15-40°C~125°C TJTape & Reel (TR)e3活跃1 (Unlimited)16EAR99-DUAL鸥翼-NCP1397-1--300mV--20V-12V开关控制器--Half-Bridge-60kHz~500kHz谐振控制----1.5mm10mm4mm-ROHS3 Compliant无铅Tin2006yes1154mA4mA9.5V~20V频率控制无卤素40ns20 nsPUSH-PULL560kHz无Current Limiting, Over Temperature, Over Voltage, Short Circuit52 %Non-Isolated50%Isolated10.5V
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