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ADN8835ACPZ-R7 датащи(PDF) 4 Page - Analog Devices

номер детали ADN8835ACPZ-R7
подробное описание детали  Ultracompact, 3 A Thermoelectric Cooler (TEC) Controller
PDF  27 Pages
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производитель  AD [Analog Devices]
домашняя страница  http://www.analog.com
Logo AD - Analog Devices

ADN8835ACPZ-R7 датащи(HTML) 4 Page - Analog Devices

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ADN8835
Data Sheet
Rev. B | Page 4 of 27
SPECIFICATIONS
VIN = 2.7 V to 5.5 V, TJ = −40°C to +125°C for minimum/maximum specifications, and TA = 25°C for typical specifications, unless
otherwise noted.
Table 2.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
POWER SUPPLY
Driver Supply Voltage
VPVIN
2.7
5.5
V
Controller Supply Voltage
VVDD
2.7
5.5
V
Supply Current
IVDD
PWM not switching
3.3
5
mA
Shutdown Current
ISD
EN/SY = AGND or VLIM/SD = AGND
350
700
µA
Undervoltage Lockout (UVLO)
VUVLO
VVDD rising
2.45
2.55
2.65
V
UVLO Hysteresis
UVLOHYST
80
90
100
mV
REFERENCE VOLTAGE
VVREF
IVREF = 0 mA to 10 mA
2.475
2.50
2.525
V
LINEAR OUTPUT
Output Voltage
VLDR
ILDR = 0 A
Low
0
V
High
VPVIN
V
Maximum Source Current
ILDR_SOURCE
3.5
A
Maximum Sink Current
ILDR_SINK
3.5
A
On Resistance
ILDR = 1.5 A
P-MOSFET
RDS_PL(ON)
VPVIN = 5.0 V
50
70
mΩ
VPVIN = 3.3 V
55
85
mΩ
N-MOSFET
RDS_NL(ON)
VPVIN = 5.0 V
45
80
mΩ
VPVIN = 3.3 V
50
90
mΩ
Leakage Current
P-MOSFET
ILDR_P_LKG
0.1
10
µA
N-MOSFET
ILDR_N_LKG
0.1
10
µA
Linear Amplifier Gain
ALDR
40
V/V
LDR Short-Circuit Threshold
ILDR_SH_GNDL
LDR short to PGNDL, enter hiccup
4
A
ILDR_SH_PVIN(L)
LDR short to PVIN, enter hiccup
−4
A
Hiccup Cycle
tHICCUP
15
ms
PWM OUTPUT
Output Voltage
VSFB
ISFB = 0 A
V
Low
0.06 × VPVIN
V
High
0.93 × VPVIN
V
Maximum Source Current
ISW_SOURCE
3.5
A
Maximum Sink Current
ISW_SINK
3.5
A
On Resistance
ISW = 1.5 A
P-MOSFET
RDS_PS(ON)
VPVIN = 5.0 V
60
85
mΩ
VPVIN = 3.3 V
70
100
mΩ
N-MOSFET
RDS_NS(ON)
VPVIN = 5.0 V
45
85
mΩ
VPVIN = 3.3 V
55
95
mΩ
Leakage Current
P-MOSFET
ISW_P_LKG
0.1
10
µA
N-MOSFET
ISW_N_LKG
0.1
10
µA
SW Node Rise Time1
tSW_R
CSW = 1 nF
1
ns
PWM Duty Cycle2
DSW
6
93
%
SFB Input Bias Current
ISFB
1
2
µA
PWM OSCILLATOR
Internal Oscillator Frequency
fOSC
EN/SY high
1.85
2.0
2.15
MHz



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