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LTC1981ES5 数据表(PDF) 2 Page - Linear Technology

部件名 LTC1981ES5
功能描述  Single and Dual Micropower High Side Switch Controllers in SOT-23
PDF  8 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1981ES5 数据表(HTML) 2 Page - Linear Technology

  LTC1981ES5 Datasheet HTML 1Page - Linear Technology LTC1981ES5 Datasheet HTML 2Page - Linear Technology LTC1981ES5 Datasheet HTML 3Page - Linear Technology LTC1981ES5 Datasheet HTML 4Page - Linear Technology LTC1981ES5 Datasheet HTML 5Page - Linear Technology LTC1981ES5 Datasheet HTML 6Page - Linear Technology LTC1981ES5 Datasheet HTML 7Page - Linear Technology LTC1981ES5 Datasheet HTML 8Page - Linear Technology  
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LTC1981/LTC1982
2
Terminal Voltage
LTC1981: VCC, GATE, SHDN, GDR ........ –0.3V to 7.5V
LTC1982: VCC, GATE 1, GATE 2,
SHDN 1, SHDN 2 ................... –0.3V to 7.5V
ABSOLUTE
AXI U
RATI GS (Notes 1, 2)
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V unless otherwise specified. CGATE 1 = CGATE 2 = CGATE = 1000pF.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Operating Supply Voltage
q
1.8
5.5
V
ICC
Supply Current
GATE 1 and GATE 2 Outputs High
q
17
30
µA
GATE 1 or GATE 2 Outputs High
q
10
20
µA
GATE Output High (LTC1981)
q
17
30
µA
ISHDN
SHDN Supply Current
SHDN 1 and SHDN 2 Inputs Low
q
1
µA
SHDN Input Low (LTC1981)
q
1
µA
VGATE
GATE Drive Output Voltage
VCC = 1.8V
q
4.27
4.50
4.75
V
VCC = 2.7V
q
6.40
6.75
7.10
V
VCC = 3.3V
q
6.90
7.25
7.50
V
VCC = 5V
q
6.90
7.25
7.50
V
fOSC
Charge Pump Oscillator Frequency
Measured with 10k Resistor from Output to GND
600
kHz
tON
Turn-on Time into 1000pF
From SHDN 1, SHDN 2 Going High to
GATE 1, GATE 2 = VCC + 1V
110
µs
From SHDN Going High to GATE = VCC +1V (LTC1981)
85
µs
tOFF
Turn-off Time into 1000pF
From SHDN 1, SHDN 2 Going Low to
GATE 1, GATE 2, GATE = 100mV
12
µs
VIL
SHDN Input Low Voltage
VCC = 1.8V to 5.5V
q
0.4
V
VIH
SHDN Input High Voltage
VCC = 1.8V to 5.5V
q
1.6
V
CIN
SHDN Input Capacitance
(Note 4)
5
pF
IIN
SHDN Input Leakage Current
±1
µA
ORDER PART
NUMBER
S6 PART
MARKING
TJMAX = 150°C, θJA = 230°C/W
Consult factory for parts specified with wider operating temperature ranges.
LTPF
LTC1982ES6
PACKAGE/ORDER I FOR ATIO
Operating Temperature Range
LTC1981E/LTC1982E (Note 3) ............ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
S5 PART
MARKING
TJMAX = 150°C, θJA = 250°C/W
LTSF
LTC1981ES5
4 GATE
5 VCC
SHDN 3
GDR 1
TOP VIEW
S5 PACKAGE
5-LEAD PLASTIC SOT-23
GND 2
SHDN 1 1
GND 2
SHDN 2 3
6 VCC
5 GATE 1
4 GATE 2
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23



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