MAX1385BETM+ Maxim Integrated Products, MAX1385BETM+ Datasheet - Page 12

• Manufacturer Part Number: MAX1385BETM+
• Description: RF Wireless Misc IC CTRLR LDMOS BIAS 5V
• Manufacturer: Maxim Integrated Products

Specifications of MAX1385BETM+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual RF LDMOS Bias Controllers
with I
(GATEV
V
12
REFDAC
V
SENSE
V
______________________________________________________________________________________
PGAOUT_ 0mV TO 250mV
GATE
DD
= +2.5V, C
TRANSIENT RESPONSE
vs. POWER-ON TIME
= +5.5V for the MAX1385, GATEV
400µs/div
10µs/div
2
C/SPI Interface
REF
10
9
8
7
6
5
4
3
2
1
0
= 0.1µF, T
MAX1385/86 toc10
10
MAX1385/86 toc13
GATE_ VOLTAGE SWING
vs. LOAD RESISTANCE
100
100mV/div
1V/div
PGAOUT_
50mV/div
V
V
A
LOAD RESISTANCE (Ω)
SENSE
GATE_
= +25°C, unless otherwise noted.)
1000
16
14
12
10
8
6
4
2
0
DD
0.1
10,000
R
= +11V for the MAX1386, AV
Typical Operating Characteristics (continued)
SERIES
PGAOUT_ PEDESTAL ERROR
vs. LOAD CAPACITANCE
GATE_ SETTLING TIME
= 50Ω
DURING CALIBRATION
LOAD CAPACITANCE (µF)
100,000
1
20µs/div
10
MAX1385/86 toc11
DD
100
2V/div
10mV/div
PGAOUT_
BUSY
= DV
GLITCH ENERGY
DD
1µs/div
= +5V, external V
-1
-2
-3
-4
-5
-6
-7
-8
0
-40
H_ERROR, NO AUTOCALIBRATION
L_ERROR, NO AUTOCALIBRATION
L_ERROR, AUTOCALIBRATION
-25 -10
MAX1385/86 toc17
GATE_ OFFSET COMPENSATED
H_ERROR, AUTOCALIBRATION
CHARGE CURRENT vs. V
ERROR vs. TEMPERATURE
TEMPERATURE (°C)
REFADC
5
10mV/div
1ms/div
20
35
= +2.5V, external
50
GATE
MAX1385/86 toc15
65
80
V
2V/div
20mA/div
I
GATE_
GATE_