PE99153 Datasheet, PDF (3/15 Pages) Peregrine Semiconductor – Radiation Hardened UltraCMOS Monolithic Point-of-Load Synchronous Buck Regulator with Integrated Switches

PE99153
Product Specification
Table 2. Electrical Specifications (Continued)
Case Temp (T_c) = -55 to +125°C, V_IN = 4.6 - 6.0V, V_OUT = 1.0 - 3.6V (except as noted)
PGOOD Threshold
PGOOD Hysteresis
PGOOD low sink current, PGOOD I_OL
PGOOD high leakage current, PGOOD I_OH
PGOOD Deglitch Time
PGOOD
EAINM_UP_THRESH entering PGOOD window
EAINM_LO_THRESH exiting PGOOD window
EAINM_UP (% of Vref)
EAINM_LO (% of Vref)
V_PGOOD = 0.4V
V_PGOOD = V_IN
104
110.5
117.5
%
84
90
96
%
2
%
1.7
%
4
8
mA
10
20
µA
64
SYNCOb
cycles
EAINM leakage
EAINP leakage
EAOUT Source Current
EAOUT Sink Current
Error Amplifier Transconductance
Error Amplifier Output Resistance
EA Input offset
Under-voltage Lockout
Under-voltage Lockout Hysteresis
SScap pin pull-up Resistance
Internal SSCAP
Vref Track, V_SScap - Vref_ext
SDb turn-on threshold
SYNCOb low sink current, SYNCOb I_OL
Error Amp
Measured at 1V input
Measured at 1V input
Measured at 1V input
Measured at 1V input
EAOUT = 1.5V DC
1 MHz internal
Undervoltage Lockout
V_IN Rising
V_IN Falling
V_IN Falling Post Rad @ 25°C
Soft Start
V_SScap = 0V
V_SScap = 0.5V
DC Characteristics
V_IH
V_IL
V_SYNCOb = 0.4
0.2
µA
0.2
µA
-445
-350
-270
µA
125
220
270
µA
0.7
1.4
2.1
mS
4
6.4
10
MΩ
-6
3.1
6
mV
3.5
4.2
4.59
V
3.4
3.8
4.1
V
4.2
V
400
mV
1.2
MΩ
16
pF
-170
0
170
mV
2
V
1.3
V
4
8
mA
SYNCOb high leakage current, SYNCOb I_OH
SYNC
HSS Leakage
LSS Leakage
Theta_JC
V_SYNCOb = V_IN
V_IH
V_IL
V_OUT = V_SDb = 0V
Post Rad @ 25°C
V_OUT = V_IN, V_SDb = 0V
Thermal
Junction to back side paddle
9.6
20
µA
2.2
V
1.25
V
-1.6
-0.01
mA
-4
mA
0.3
1.8
mA
3
°C/W
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