參數(shù)資料
型號(hào)： MC33163P
廠商： MOTOROLA INC
元件分類： 穩(wěn)壓器
英文描述： RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述： 3.4 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDIP16
封裝： POWER, PLASTIC, DIP-16
文件頁數(shù)： 3/16頁
文件大?。?/td> 397K
代理商： MC33163P
MC34163 MC33163
3
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS
(continued)
(VCC = 15 V, Pin 16 = VCC, CT = 620 pF, for typical values TA = 25
°
C, for min/max
values TA is the operating ambient temperature range that applies (Note 3), unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
FEEDBACK COMPARATOR 2
Threshold Voltage
TA = 25
°
C
Line Regulation (VCC = 2.5 V to 40 V, TA = 25
°
C)
Total Variation over Line, and Temperature
Vth(FB2)
1.225
–
1.213
1.25
0.008
–
1.275
0.03
1.287
V
%/V
V
Input Bias Current (VFB2 = 1.25 V)
IIB(FB2)
– 0.4
0
0.4
μ
A
CURRENT LIMIT COMPARATOR
Threshold Voltage
TA = 25
°
C
Total Variation over VCC = 2.5 V to 40 V, and Temperature
Vth(Ipk Sense)
–
230
250
–
–
270
mV
Input Bias Current (VIpk (Sense) = 15 V)
IIB(sense)
–
1.0
20
μ
A
DRIVER AND OUTPUT SWITCH
(Note 2)
Sink Saturation Voltage (ISW = 2.5 A, Pins 14, 15 grounded)
Non–Darlington Connection (RPin 9 = 110
to VCC, ISW/IDRV
≈
20)
Darlington Connection (Pins 9, 10, 11 connected)
VCE(sat)
–
–
0.6
1.0
1.0
1.4
V
Collector Off–State Leakage Current (VCE = 40 V)
Bootstrap Input Current Source (VBS = VCC + 5.0 V)
Bootstrap Input Zener Clamp Voltage (IZ = 25 mA)
IC(off)
–
0.02
100
μ
A
Isource(DRV)
VZ
0.5
2.0
4.0
mA
VCC + 6.0
VCC + 7.0
VCC + 9.0
V
LOW VOLTAGE INDICATOR
Input Threshold (VFB2 Increasing)
Input Hysteresis (VFB2 Decreasing)
Output Sink Saturation Voltage (Isink = 2.0 mA)
Output Off–State Leakage Current (VOH = 15 V)
Vth
VH
1.07
1.125
1.18
V
–
15
–
mV
VOL(LVI)
IOH
–
0.15
0.4
V
–
0.01
5.0
μ
A
TOTAL DEVICE
Standby Supply Current (VCC = 2.5 V to 40 V, Pin 8 = VCC,
Pins 6, 14, 15 = Gnd, remaining pins open)
ICC
–
6.0
10
mA
NOTES:
1.Maximum package power dissipation limits must be observed.
2.Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
3.Tlow= 0
°
C for MC34163
= – 40
°
C for MC33163
= + 85
°
C for MC33163
Thigh= + 70
°
C for MC34163
,
o
to
μ
100
CT, OSCILLATOR TIMING CAPACITOR (nF)
0.1
10
1.0
1.0
10
Figure 1. Output Switch On–Off Time
versus Oscillator Timing Capacitor
Figure 2. Oscillator Frequency Change
versus Temperature
2.0
– 55
TA, AMBIENT TEMPERATURE (
°
C)
fO
0
– 2.0
– 4.0
– 6.0
– 25
0
25
50
75
100
125
1
2
3
4
5
VCC = 15 V
CT = 620 pF
VCC = 15 V
TA = 25
°
C
1) ton, RDT =
∞
2) ton, RDT = 20 k
3) ton, toff, RDT = 10 k
4) toff, RDT = 20 k
5) toff, RDT =
∞
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