MAX8792ETD+T Maxim Integrated Products, MAX8792ETD+T Datasheet - Page 6

• Manufacturer Part Number: MAX8792ETD+T
• Description: IC PWM CONTROLLER 14TDFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8792ETD+T

• Applications: PWM Controller
• Voltage - Input: 2 ~ 26 V
• Current - Supply: 700µA
• Operating Temperature: -40°C ~ 80°C
• Mounting Type: Surface Mount
• Package / Case: 14-TDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Single Quick-PWM Step-Down
Controller with Dynamic REFIN
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
specified.) (Note 1)
Note 1: Limits are 100% production tested at T
Note 2: The 0 to 0.5V range is guaranteed by design, not production tested.
Note 3: On-time and off-time specifications are measured from 50% point to 50% point at the DH pin with LX = GND, V
(MAX8792 Circuit of Figure 1, V
6
INPUTS AND OUTPUTS
EN Logic-Input Threshold
SKIP Quad-Level Input Logic
Levels
100
90
80
70
60
50
40
30
20
_______________________________________________________________________________________
0.01
design and characterization.
and a 250pF capacitor connected from DH to LX. Actual in-circuit times can differ due to MOSFET switching speeds.
PARAMETER
1.5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
0.1
LOAD CURRENT (A)
IN
7V
= 12V, V
1
20V
SKIP MODE
PWM MODE
IN
DD
= 12V, V
12V
= V
SYMBOL
10
V
CC
V
SKIP
EN
DD
= V
= 5V, SKIP = GND, R
A
EN
100
90
80
70
60
50
40
30
20
= +25°C. Maximum and minimum limits over temperature are guaranteed by
EN rising edge hysteresis = 450mV (typ)
High (5V V
Mid (3.3V)
Ref (2.0V)
Low (GND)
= 5V, REFIN = ILIM = REF, SKIP = GND. T
0.01
LOW-NOISE
SKIP MODE
MODE
1.5V OUTPUT EFFICIENCY
DD
vs. LOAD CURRENT
0.1
LOAD CURRENT (A)
)
CONDITIONS
TON
PWM MODE
Typical Operating Characteristics
= 200kΩ, T
1
A
10
= +25°C, unless otherwise noted.)
1.54
1.52
1.50
1.48
A
0
= -40°C to +85°C, unless otherwise
V
1.20
MIN
0.4
3.0
1.7
CC
PWM MODE
-
2
1.5V OUTPUT VOLTAGE
vs. LOAD CURRENT
LOW-NOISE
LOAD CURRENT (A)
MODE
SKIP MODE
4
MAX
2.20
6
3.6
2.3
0.4
BST
8
= 5V,
UNITS
V
V
10