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LT3015IQ PDF预览

LT3015IQ

更新时间: 2024-01-15 02:54:29
品牌 Logo 应用领域
凌特 - Linear 稳压器
页数 文件大小 规格书
20页 427K
描述
1.5A, Low Noise, Negative Linear Regulator with Precision Current Limit

LT3015IQ 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Active包装说明:,
针数:5Reach Compliance Code:not_compliant
风险等级:5.28最大回动电压 1:0.68 V
JESD-30 代码:R-PSSO-G5JESD-609代码:e3
长度:10.2235 mm湿度敏感等级:1
功能数量:1端子数量:5
工作温度TJ-Max:125 °C工作温度TJ-Min:-55 °C
最大输出电流 1:1.5 A最大输出电压 1:29.5 V
最小输出电压 1:1.22 V封装主体材料:PLASTIC/EPOXY
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, HEAT SINK/SLUG
峰值回流温度(摄氏度):NOT SPECIFIED调节器类型:ADJUSTABLE NEGATIVE SINGLE OUTPUT LDO REGULATOR
座面最大高度:4.877 mm表面贴装:YES
端子面层:Matte Tin (Sn) - with Nickel (Ni) barrier端子形式:GULL WING
端子节距:1.702 mm端子位置:SINGLE
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:8.89 mm
Base Number Matches:1

LT3015IQ 数据手册

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LT3015  
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted.  
ADJ Pin Bias Current  
ADJ Pin Bias Current  
Line Regulation  
200  
150  
100  
50  
80  
70  
60  
50  
40  
30  
20  
–10.0  
–9.0  
–8.0  
–7.0  
–6.0  
–5.0  
–4.0  
–3.0  
–2.0  
–1.0  
0.0  
I
= –1mA  
L
ΔV = –5.5V TO –30V  
IN  
OUT  
V
= –5V  
0
–50  
–100  
–150  
–200  
ΔV = –2.3V TO –30V  
IN  
OUT  
V
= –1.22V  
V
= –2.3V  
T = 25°C  
J
IN  
POSITIVE CURRENT FLOWS  
INTO THE PIN  
POSITIVE CURRENT FLOWS  
INTO THE PIN  
–75 –50 –25  
0
25 50 75 100 125 150 175  
0
–3 –6 –9 –12 –15 –18 –21 –24 –27 –30  
INPUT VOLTAGE (V)  
–75 –50 –25  
0
25 50 75 100 125 150 175  
TEMPERATURE (°C)  
TEMPERATURE (°C)  
3015 G19  
3015 G20  
3015 G21  
Load Regulation  
Current Limit vs VIN –VOUT  
Current Limit vs Temperature  
0
–4  
–2.2  
–2.0  
–1.8  
–1.6  
–1.4  
–1.2  
–1.0  
–0.8  
–0.6  
–0.4  
–0.2  
0.0  
–2.2  
–2.0  
–1.8  
–1.6  
–1.4  
–1.2  
–1.0  
–0.8  
–0.6  
–0.4  
–0.2  
0.0  
125°C  
25°C  
V
= –1.22V  
OUT  
–55°C  
–8  
–12  
–16  
–20  
–24  
–28  
–32  
V
= –5V  
OUT  
V
= V  
–1V  
OUT(NOMINAL)  
V
V
= –2.3V  
= 0V  
IN  
L
IN  
OUT  
ΔI = –1mA TO –1.5A  
V
= 0V  
–5  
OUT  
–75 –50 –25  
0
25 50 75 100 125 150 175  
0
–10  
–15  
–20  
–25  
–30  
–75 –50 –25  
0
25 50 75 100 125 150 175  
TEMPERATURE (°C)  
INPUT/OUTPUT DIFFERENTIAL (V)  
TEMPERATURE (°C)  
3015 G22  
3015 G26  
3015 G27  
LT3015 Input Ripple Rejection  
LT3015 Input Ripple Rejection  
Ripple Rejection vs Temperature  
70  
60  
50  
40  
30  
20  
10  
0
70  
60  
50  
40  
30  
20  
10  
0
70  
60  
50  
40  
30  
20  
10  
0
C
C
C
= 47μF, C = 10nF  
FF  
OUT  
OUT  
OUT  
= 10μF, C = 10nF  
FF  
C
= 47μF  
OUT  
= 10μF, C = 0  
FF  
C
= 10μF  
OUT  
T = 25°C  
T = 25°C  
J
J
I
V
V
= –1.5A  
I
V
V
= –1.5A  
I = –1.5A  
L
L
L
= –1.22V  
= –1.22V  
V
= –5V  
OUT  
OUT  
OUT  
= –2.7V + 0.5V RIPPLE AT f = 120Hz  
= –2.7V  
V
IN  
= –6.5V + V  
RIPPLE  
10k  
IN  
P-P  
IN  
RMS  
10  
100  
1k  
100k  
1M  
10M  
–75 –50 –25  
0
25 50 75 100 125 150 175  
10  
100  
1k  
10k  
100k  
1M  
10M  
FREQUENCY (Hz)  
TEMPERATURE (°C)  
FREQUENCY (Hz)  
3015 G29  
3015 G30  
3015 G28  
3015f  
7

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