PM6680ATR STMicroelectronics, PM6680ATR Datasheet - Page 9

• Manufacturer Part Number: PM6680ATR
• Description: IC CTRLR DUAL STEP DOWN 32VFQFPN
• Manufacturer: STMicroelectronics

Specifications of PM6680ATR

• Applications: Controller, Embedded Computer System
• Voltage - Input: 6 ~ 36 V
• Number Of Outputs: 2
• Voltage - Output: 0.9 ~ 5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, 32-VFQFPN
• For Use With: 497-6379 - BOARD EVALUATION FOR PM6680A497-6378 - BOARD EVALUATION FOR PM6680497-6425 - BOARD EVAL BASED ON PM6680A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6896-2; PM6680ATR

PM6680A
4
Table 5.
1. T
Supply section
Shutdown section
Soft start section
Current limit and zero crossing comparator
Symbol
I
R
CSENSE
V
V
V
A
V
DS(on)
VIN
V5SW
V5SW
SHDN
Pin
Ish
Isb
= -25 °C to 125 °C
CC
Electrical characteristics
Electrical characteristics
T
extremes are guaranteed by design and statistical analysis (not production tested).
Input voltage range
IC supply voltage
Turn-ON voltage threshold
Turn-OFF voltage
threshold
Hysteresis
Maximum operating range
LDO5 Internal bootstrap
switch resistance
OUTx,OUTx
discharge-Mode
On-resistance
OUTx, OUTx
discharge-Mode
Synchronous rectifier
Turn-on level
Operating power
consumption
Operating current sunk by
V
Operating current sunk by
V
Device ON threshold
Device OFF threshold
Soft start ramp time
Input bias current limit
Comparator offset
Zero crossing comparator
offset
Fixed negative current
limit threshold
A
IN
IN
= -40 °C to 125 °C, unless otherwise specified. All parameters at operating temperature
Parameter
(1)
Vout = Vref, LDO5 in regulation
V5SW > 4.9 V
FBx > V
V5WS to 5V
SHDN connected to GND,
ENx to GND, V5SW to GND
V
V
V
CSENSE
PGND
PGND
- V
- V
Test condition
REF
- V
PHASE
PHASE
, Vref in regulation,
PGND
Min
5.5
4.5
4.6
0.2
1.2
0.8
20
90
-6
-1
2
Electrical characteristics
4.75
0.36
0.85
-120
Typ
190
100
4.8
1.8
1.5
50
18
20
Max
250
110
5.5
4.9
5.5
0.6
1.7
0.9
3.5
36
25
30
11
3
4
6
Unit
mW
mV
mV
mV
mV
ms
µA
µA
µA
V
V
V
Ω
Ω
V
V
V
V
V
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