参数资料
型号: MC79L24ACPRA
厂商: ON SEMICONDUCTOR
元件分类: 固定负电压单路输出标准稳压器
英文描述: 24 V FIXED NEGATIVE REGULATOR, PBCY3
封装: PLASTIC, POWER PACK-3
文件页数: 40/44页
文件大小: 935K
代理商: MC79L24ACPRA
MC79L00, A Series
3–239
MOTOROLA ANALOG IC DEVICE DATA
TYPICAL CHARACTERISTICS
(TA = +25°C, unless otherwise noted.)
I IB
,INPUT
BIAS
CURRENT
(mA)
I IB
,INPUT
BIAS
CURRENT
(mA)
V
O
,OUTPUT
VOL
TAGE
(V)
Figure 3. Dropout Characteristics
Figure 4. Dropout Voltage versus
Junction Temperature
Figure 5. Input Bias Current versus
Ambient Temperature
Figure 6. Input Bias Current versus
Input Voltage
Figure 7. Maximum Average Power Dissipation
versus Ambient Temperature (TO–92)
8.0
6.0
4.0
2.0
0
–2.0
–4.0
–6.0
–0.8
–10
Vin, INPUT VOLTAGE (V)
MC79L05C
VO = –5.0 V
TJ = 25°C
IO = 1.0 mA
IO = 100 mA
IO = 40 mA
–2.5
–2.0
–1.5
–1.0
–0.5
0
25
50
75
100
125
,INPUT/OUTPUT
DIFFERENTIAL
VOL
TAGE
(V)
IO
TJ, JUNCTION TEMPERATURE (°C)
IO = 70 mA
–V
V
4.0
4.2
3.8
3.6
3.4
3.2
3.0
0
25
50
75
100
125
TA, AMBIENT TEMPERATURE (°C)
MC79L05C
Vin = –10 V
VO = –5.0 V
IO = 40 mA
5.0
4.0
3.0
2.0
1.0
0
–5.0
–10
–15
–20
–25
–30
–35
–40
Vin, INPUT VOLTAGE (V)
MC79L05C
VO = –5.0 V
IO = 40 mA
10,000
1,000
100
10
,POWER
DISSIP
A
TION
(mW
)
D
TA, AMBIENT TEMPERATURE (°C)
25
50
75
100
125
150
P
No Heatsink
R
ΘJA = 200°C/W
PD(max) to 25°C = 625 mW
Figure 8. SOP–8 Thermal Resistance and Maximum
Power Dissipation versus P.C.B. Copper Length
30
50
70
90
110
130
150
0.4
0.8
1.2
1.6
2.0
2.4
2.8
020
30
50
40
10
L, LENGTH OF COPPER (mm)
170
3.2
PD(max) for TA = +50°C
R
θJA
P
D
,MAXIMUM
POWER
DISSIP
A
TION
(W)
2.0 oz.
Copper
Graph represents symmetrical layout
3.0 mm
L
IO = 40 mA
IO = 1.0 mA
JUNCTION–T
O–AIR
(
C/W)°
R
JA
,THERMAL
RESIST
ANCE
θ
Dropout of Regulation is
defined when
VO = 2% of VO
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