參數(shù)資料
型號(hào)： TCA5600
廠商： MOTOROLA INC
元件分類： 穩(wěn)壓器
英文描述： UNIVERSAL MICROPROCESSOR POWER SUPPLY/CONTROLLERS
中文描述： 1 A SWITCHING CONTROLLER, PDIP18
封裝： PLASTIC, DIP-18
文件頁數(shù)： 3/12頁
文件大?。?/td> 206K
代理商： TCA5600
TCA5600 TCF5600
3
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS
(VCC1 = VCC2 = 12 V; TJ = 25
°
C; Iref = 0; Iout1 = 0 [Note 3]; RSC = 0.5
; INH = High
INH2 = High; WDS = High; Iout2 = 0 [Note 4]; unless otherwise noted.)
Characteristics
Figure
Symbol
Min
Typ
Max
Unit
REFERENCE SECTION
Nominal Reference Voltage
1
Vref nom
Vref
2.42
2.5
2.58
V
Reference Voltage
Iref = 0.5 mA, Tlow
≤
TJ
≤
Thigh (Note 5), 6.0 V
≤
VCC1
≤
18 V
2.4
—
2.6
V
Line Regulation (6.0 V
≤
VCC2
≤
18 V)
Average Temperature Coefficient
Tlow
≤
TJ
≤
Thigh (Note 5)
Regline
Vref
TJ
—
2.0
15
mV
2
—
—
±
0.5
mV/
°
C
Ripple Rejection Ratio
f = 1.0 kHz, Vsin = 1.0 Vpp
3
RR
60
70
—
dB
Output Impedance
0
≤
Iref
≤
2.0 mA
ZO
—
1.0
—
Standby Current Consumption
VCC2 = Open
4
ICC1
—
3.0
—
mA
5.0 V MICROPROCESSOR VOLTAGE REGULATOR SECTION
Nominal Output Voltage
Vout1(nom)
Vout1
4.8
5.0
5.2
V
Output Voltage
5.0 mA
≤
Iout1
≤
300 mA, Tlow
≤
TJ
≤
Thigh (Note 5)
6.0 V
≤
VCC2
≤
18 V
Line Regulation (6.0 V
≤
VCC2
≤
18 V)
Load Regulation (5.0 mA
≤
Iout1
≤
300 mA)
Base Current Drive (VCC2 = 6.0 V, V15 = 4.0 V)
Ripple Rejection Ratio
f = 1.0 kHz, Vsin = 1.0 Vpp
5
6
4.75
—
5.25
V
Regline
Regload
IB
RR
—
10
50
mV
—
20
100
mV
10
15
—
mA
3
50
65
—
dB
Undervoltage Detection Level (RSC = 5.0
)
Current Limitation Threshold (RSC = 5.0
)
Average Temperature Coefficient
Tlow
≤
TJ
≤
Thigh (Note 5)
7
Vlow
VRSC
Vout1
TJ
4.5
0.93
×
Vout1
250
—
V
210
290
mV
—
—
±
1.0
mV/
°
C
DC/DC CONVERTER SECTION
Collector Current Detection Level High
RC = 10 k
Low
9
V12(H)
V12(L)
350
—
400
50
450
—
mV
Collector Saturation Voltage
IC = 600 mA (Note 6)
10
VCE(sat)
—
—
1.6
V
Rectifier Forward Voltage Drop
IF = 600 mA (Note 6)
11
VF
—
—
1.4
V
NOTES:
3.The external PNP power transistor satisfies the following minimum specifications:
hFE
≥
60 at IC = 500 mA and VCE = 5.0 V;
VCE(sat)
≤
300 mV at IB = 10 mA and IC = 300 mA
4.Regulator Vout2 programmed for nominal 24 V output by means of R4, R5 (see Figure 1).
5.Tlow = 0
°
C for TCA5600
Thigh = +125
°
C for TCA5600
6.Pulse tested tp
≤
300
μ
s.
Tlow = –40
°
C for TCF5600
Thigh = +150
°
C for TCF5600
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