TL594 Datasheet, PDF (5/9 Pages) Texas Instruments – PULSE-WIDTH-MODULATION CONTROL CIRCUIT

TL594
LINEAR INTEGRATED CIRCUIT
„ ELECTRICAL CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
OUTPUT SECTION
Collector-Emitter Common Emitter V_SAT(C) V_E=0, I_C=200mA
Saturation Voltage Emitter Follower V_SAT(E) V_C=15V, I_E=−200mA
V_C=40V, V_E=0V, V_CC=40V
Collector Off-State Current
I_C(OFF) DTC and Output CTRL = 0V,
V_C=15V, V_E=0V, V_CC=1~3V
Emitter Off-State Current
I_E(OFF) V_CC=V_C=40V, V_E=0
Output Control Input Current
I_OC
V_IN=V_REF
PWM COMPARATOR SECTION (See Figure 1)
1.1 1.3 V
1.5 2.5 V
2 100 μA
4 200 μA
-100 μA
3.5 mA
Input Threshold Voltage
V_TH Zero duty cycle
Input Sink Current
I_I(SINK) FEEDBACK = 0.5V
UNDERVOLTAGE LOCKOUT SECTION (See Figure 1)
4
4.5
V
0.3 0.7
mA
Threshold Voltage
Ta = 25°C
V_TH
ΔTa =Min~Max
6
V
3.5
6.9 V
Hysteresis
OVERALL DEVICE
V_HYS
100
mV
Standby Supply Current
I_STN-BY
R_T at V_REF
All Other Inputs
V_CC = 15V
And Outputs Open ^{VCC = 40V}
9
15 mA
11 18 mA
Average Supply Current
DTC = 2V, See Figure 1
12.4
mA
AMPLIFIER SECTION (See Figure 2)
Input Offset Voltage, Error Amplifier
Input Offset Current
Input Bias Current
Common-Mode Input Voltage
Range, Error Amplifier
Open-Loop Voltage Amplification
Gain, Error Amplifier
Unity-Gain Bandwidth
Common-Mode Rejection Ratio,
Error Amplifier
V_I(OFF)
I_I(OFF)
I_IB
V_ICR
A_VOL
B_W
CMRR
FEEDBACK = 2.5V
FEEDBACK = 2.5V
FEEDBACK = 2.5V
V_CC=7V~40V
ΔV_OUT=3V, R_L =2kΩ,
V_OUT = 0.5V~3.5V
V_OUT = 0.5V ~3.5V, R_L =2kΩ
V_CC = 40V, Ta=25°C
2
10 mV
25 250 nA
0.2
1
μA
0.3 to
V
V_CC-2
70 95
dB
800
kHz
65 80
dB
Output Sink Current, FEEDBACK
I_O(SINK)
V_ID =-15mV~-5V,
FEEDBACK = 0.5V
0.3 0.7
mA
Output Source Current, FEEDBACK
I_O(SOURCE)
V_ID = 15mV~5V,
FEEDBACK = 3.5V
-2
mA
SWITCHING CHARACTERISTICS, Ta = 25°C
Output-Voltage Rise Time
T_r Emitter-Follower Configuration
200 400 ns
Output-Voltage Fall Time
T_f
(see Figure 3)
45 100 ns
Output-Voltage Rise Time
T_r Common-Emitter Configuration
100 200 ns
Output-Voltage Fall Time
T_f
(see Figure 4)
30 100 ns
Note: Standard deviation is a measure of the statistical distribution about the mean, as derived from the formula:
σ = ^{∑Nn=1(Xn - X)2}
N-1
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R103-031.B