LTC1045(Rev_B) 查看數據表（PDF） - Linear Technology
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LTC1045 Datasheet PDF : 20 Pages
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LTC1045
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2)
Total Supply Voltage (V +, VOH to V –, VOL) .............. 18V
Output High Voltage (VOH) ...................................... ≤ V +
Input Voltage ....................................18V to (V – – 0.3V)
Output Short-Circuit Duration
(VOH – VOL ≤ 10V) ................................... Continuous
ESD (MIL-STD-883, Method 3015) .................... 2000V
Operating Temperature Range ................. –40°C to 85°C
Storage Temperature Range ................. – 55°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
VOH 1
IN1 2
IN2 3
IN3 4
IN4 5
IN5 6
IN6 7
VTRIP2 8
VTRIP1 9
V– 10
TOP VIEW
20 V+
19 OUT1
18 OUT2
17 OUT3
16 OUT4
15 OUT5
14 OUT6
13 DISABLE
12 ISET
11 VOL
ORDER PART
NUMBER
LTC1045CJ
LTC1045CN
LTC1045CSW
J PACKAGE N PACKAGE SW PACKAGE
20-LEAD CERDIP 20-LEAD PDIP 20-LEAD SO WIDE
TJMAX = 150°C, θJA = 70°C/ W (J)
TJMAX = 110°C, θJA = 90°C/ W (N)
TJMAX = 110°C, θJA = 90°C/ W (SW)
Consult factory for Industrial and Military grade parts.
ELECTRICAL CHARACTERISTICS
V+ = VOH = 5V, V – = VOL = 0V, TA = 25°C, unless otherwise specified. (Note 3)
SYMBOL PARAMETER
IB
Input Bias Current
CONDITIONS
V – ≤ VIN ≤ V +
Trip Voltage Range (Pins 8, 9)
IS
V + to V– Supply Current
DISABLE = V +, RSET = 10k
IOFF
V + to V– Supply Current in Shutdown DISABLE = ISET = V +
VREF Voltage on ISET (Pin 12)
RSET = 10k
VOH
TTL Output High Voltage
VOL
TTL Output Low Voltage
ISINK Output Short-Circuit Sink Current
IOUT = – 360µA, V + = 4.5V
IOUT = 1.6mA, V + = 4.5V
VIN = VTRIP – 100mV, VOUT = V +
ISOURCE Output Short-Circuit Source Current
VIN = VTRIP + 100mV, VOUT = V –
IOZ
Three-State Leakage Current
DISABLE = V +, VOL ≤ VOUT ≤ VOH
ROH
Output Resistance to VOH
IOUT ≤ 100µA
ROL
Output Resistance to VOL
IOUT ≤ 100µA
ISET Voltage for Shutdown
DISABLE Input Logic Levels
VIH
VIL
Input Supply Differential
(V + – V –) (Note 3)
Output Supply Differential
(VOH – VOL) (Note 3)
V + = 4.5V, V – = 0V
V + = 5.5V, V – = 0V
MIN TYP
±1
q
q
V–
2.5
q
10
q
0.9
q 0.6
q 2.4
4.4
q
0.2
7.5
15
q 5.5
4.0
8.0
q 3.2
0.005
q
260
q
100
q
q V + – 0.5
MAX
0.5
V+ – 2
3.5
4.5
1
1.25
0.4
1
475
600
180
250
q 2.0
q
0.8
q 4.5
15
q
3
15
UNITS
nA
µA
V
mA
mA
nA
µA
V
V
V
V
mA
mA
mA
mA
µA
µA
Ω
Ω
Ω
Ω
V
V
V
V
V
2
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