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参数资料
| 型号： | SIC424CD-T1-GE3 |
| 厂商： | Vishay Siliconix |
| 文件页数： | 4/24页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 6A 44MLP-28 |
| 标准包装： | 1 |
| 系列： | microBUCK® |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.75 V ~ 5.5 V |
| 输入电压： | 3 V ~ 28 V |
| 频率 - 开关： | 200kHz ~ 1MHz |
| 电流 - 输出： | 6A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-WFQFN 裸露焊盘 |
| 包装： | 标准包装 |
| 供应商设备封装： | 28-MLPQ（4x4） |
| 其它名称： | SIC424CD-T1-GE3DKR |
SiC414, SiC424
Vishay Siliconix
RECOMMENDED OPERATING RANGE (all voltages referenced to GND = 0 V)
Parameter
V IN
V5V to P GND
V OUT to P GND
Min.
3
3
0.75
Typ.
Max.
28
5.5
5.5
Unit
V
Temperature
Recommended Ambient Temperature
- 40 to 85
°C
Note:
For proper operation, the device should be used within the recommended conditions.
ELECTRICAL SPECIFICATIONS
Test Conditions Unless Specified
Parameter
Symbol
V IN = 12 V, V5V = 5 V, T A = + 25 °C for typ.,
- 40 °C to + 85 °C for min. and max.,
Min.
Typ.
Max.
Unit
T J = < 125 °C
Input Supplies
V IN UVLO Threshold Voltage a
(not available for V5V < 4.5 V)
V UVLO
Sensed at ENL pin, rising edge
Sensed at ENL pin, falling edge
2.4
2.23
2.6
2.4
2.95
2.57
V IN UVLO Hysteresis
V5V UVLO Threshold Voltage
V UVLO_HYS
V UVLO
Measured at V DD pin, rising edge
Measured at V DD pin, falling edge
2.5
2.4
0.2
2.9
2.7
3.0
2.9
V
V DD UVLO Hysteresis
V UVLO_HYS
0.2
EN/PSV, ENL = 0 V, V IN = 28 V
8.5
20
V IN Supply Current
I IN
Standby mode:
ENL = V5V, EN/PSV = 0 V
EN/PSV, ENL = 0 V, V5V = 5 V
130
3
7
μA
EN/PSV, ENL = 0 V, V5V = 3 V
SiC414, EN/PSV = V5V, no load,
(f sw = 25 kHz), V FB > 0.75 V b
2
1
V5V Supply Current
I DD
SiC424, EN/PSV = V5V, no load,
V FB > 0.75 V b
V5V = 5 V, f sw = 250 kHz,
EN/PSV = floating, no load b
0.4
4
mA
Controller
V5V = 5 V, f sw = 250 kHz,
EN/PSV = floating, no load b
2.5
FB Comparator Threshold
V FB
Static V IN and load, - 40 °C to + 85 °C,
V5V = 3 V or 5 V
0.7425
0.750
0.7575
V
Continuous mode
200
1000
Frequency Range b
Bootstrap Switch Resistance
f sw
Minimum f SW , (SiC414 only),
EN/PSV= V5V, no load
25
10
kHz
?
Timing
On-Time
Minimum On-Time b
Off-Time b
Minimum
t ON
t ON, min.
t OFF, min.
Continuous mode operation V IN = 15 V,
V OUT = 3 V, f SW = 300 kHz, R ton = 133 k ?
V5V = 5 V
V5V = 3 V
1350
1500
80
320
390
1650
ns
Soft Start
Soft Start Time b
t SS
1.7
ms
Analog Inputs/Outputs
V OUT Input Resistance
R O-IN
500
k ?
Current Sense
Zero-Crossing Detector Threshold Voltage
V Sense-th
LX-P GND
-3
0
+3
mV
www.vishay.com
4
For technical questions, contact: powerictechsupport@vishay.com
Document Number: 63388
S13-0248-Rev. B, 04-Feb-13
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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